PHPPgAdmin\Database\Postgres

Complexity

Total Complexity

1108

Size/Duplication

Total Lines	9450
Duplicated Lines	0 %

Importance

Changes

0

232 Methods

Rating	Name	Duplication	Size	Complexity
B	setUser()	0	21	5
A	changePassword()	0	9	1
A	getGroup()	0	10	1
A	getGroups()	0	5	1
A	createGroup()	0	12	3
A	alterSequenceSchema()	0	12	3
A	dropFunction()	0	14	2
C	createEnumType()	0	44	7
A	getStatsTableIO()	0	10	1
A	dropUser()	0	7	1
A	alterSequenceName()	0	16	4
D	getSelectSQL()	0	96	22
A	getOperators()	0	21	1
A	alterTableOwner()	0	15	3
B	setRenameUser()	0	25	5
A	alterTableTablespace()	0	15	3
B	_alterSequence()	0	66	6
A	getType()	0	8	1
C	createAggregate()	0	46	7
A	analyzeDB()	0	13	2
A	_encryptPassword()	0	3	1
A	browseQueryCount()	0	3	1
A	setView()	0	3	1
A	dropGroupMember()	0	8	1
A	getSchemas()	0	23	2
B	deleteRow()	0	28	6
C	getPrivileges()	0	66	13
A	arrayClean()	0	11	3
B	addPrimaryKey()	0	25	6
A	phpBool()	0	5	1
A	getSequences()	0	21	2
A	getFtsMappings()	0	9	1
B	alterTable()	0	24	4
B	updateFtsConfiguration()	0	34	5
B	createView()	0	37	6
B	getFtsConfigurationMap()	0	31	1
B	getLocks()	0	25	2
A	addDomainCheckConstraint()	0	15	2
A	renameColumn()	0	11	1
D	alterSequenceProps()	0	50	16
D	createTableLike()	0	43	10
F	createRole()	0	58	15
C	editRow()	0	67	14
A	fieldClean()	0	9	2
B	vacuumDB()	0	23	5
C	createIndex()	0	38	7
B	dropOperator()	0	27	4
A	getTablespace()	0	9	1
B	getFunction()	0	28	1
B	changeFtsMapping()	0	34	6
A	escapeBytea()	0	3	1
A	getStatsIndexTuples()	0	10	1
A	endDump()	0	3	1
B	getAutovacuum()	0	25	2
A	dropTablespace()	0	7	1
B	_alterView()	0	31	5
A	dropDatabase()	0	6	1
A	alterDatabaseRename()	0	12	2
A	getFtsParsers()	0	20	2
A	dropRole()	0	7	1
F	executeScript()	0	245	53
A	nextvalSequence()	0	12	1
F	setPrivileges()	0	129	36
A	getMemberOf()	0	13	1
A	getTableChildren()	0	19	1
A	getSchemaByName()	0	11	1
D	browseQuery()	0	102	24
B	updateFtsDictionary()	0	33	5
C	getTableDefSuffix()	0	57	10
A	clusterIndex()	0	22	3
C	getDatabases()	0	56	10
A	alreadyClustered()	0	17	1
A	dropFtsConfiguration()	0	12	2
C	createDomain()	0	49	11
A	getTableParents()	0	21	1
C	alterAggregate()	0	63	9
A	dropColumnDefault()	0	10	1
B	_alterTable()	0	39	6
A	dropRule()	0	13	2
A	dropTrigger()	0	13	2
F	getTriggerDef()	0	115	20
A	dropSchema()	0	10	2
A	getTablespaces()	0	15	3
B	getLinkingKeys()	0	81	6
A	setColumnNull()	0	10	2
A	getDatabase()	0	6	1
D	formatType()	0	42	9
B	getAttributeNames()	0	32	5
B	getReferrers()	0	33	2
A	setColumnDefault()	0	10	1
A	dropGroup()	0	7	1
A	getViews()	0	13	1
A	addGroupMember()	0	8	1
B	getTables()	0	30	2
F	createCompositeType()	0	108	21
A	getDomains()	0	22	1
A	getRole()	0	10	1
B	createTablespace()	0	27	6
A	alterTableName()	0	18	4
F	setRole()	0	118	31
B	getTableAutovacuum()	0	49	4
D	insertRow()	0	34	10
A	getVariables()	0	5	1
C	setComment()	0	58	17
A	renameAggregate()	0	6	1
B	findObject()	0	141	5
A	dropConstraint()	0	13	2
C	formatValue()	0	48	15
A	getIndexes()	0	18	2
A	getEnumValues()	0	9	1
A	grantRole()	0	11	2
B	dropCheckConstraint()	0	52	5
A	getStatsTableTuples()	0	10	1
A	getFtsDictionaryTemplates()	0	21	1
A	getView()	0	15	1
B	addUniqueKey()	0	25	6
A	getTableAttributes()	0	63	2
A	getProcesses()	0	17	2
A	getTable()	0	20	1
A	dropView()	0	12	2
A	dropColumn()	0	13	2
A	getConstraintsWithFields()	0	54	4
C	updateSchema()	0	44	7
C	saveAutovacuum()	0	48	8
C	createSchema()	0	38	7
A	getMaterializedViews()	0	13	1
A	setSchema()	0	14	2
A	renameRole()	0	8	1
B	getTypes()	0	39	4
A	getDatabaseComment()	0	7	1
F	createTable()	0	160	31
A	getDatabaseEncoding()	0	3	1
C	createType()	0	50	7
B	setRenameRole()	0	58	5
A	getUser()	0	9	1
B	sendSignal()	0	25	5
A	enableTrigger()	0	10	1
A	disableTrigger()	0	10	1
F	alterColumn()	0	110	18
B	beginDump()	0	36	5
A	createTrigger()	0	14	1
C	alterDatabase()	0	37	7
D	printField()	0	67	29
B	getCasts()	0	38	2
A	getStatsIndexIO()	0	11	1
A	dbBool()	0	9	2
F	createFunction()	0	86	13
B	reindex()	0	26	6
A	dropIndex()	0	13	2
A	valid_dolquote()	0	4	2
A	advance_1()	0	5	1
A	fieldArrayClean()	0	11	3
B	alterSequence()	0	51	4
A	alterViewName()	0	17	4
A	getFtsConfigurations()	0	22	2
B	createRule()	0	33	6
A	getTriggers()	0	22	1
A	setRule()	0	3	1
A	getMembers()	0	12	1
A	getUsers()	0	7	1
A	getFtsDictionaries()	0	19	2
A	changeAggregateSchema()	0	9	1
B	alterDomain()	0	53	7
A	getSequence()	0	18	1
A	getRoles()	0	13	2
A	alterTableSchema()	0	14	3
A	getTrigger()	0	15	1
A	getChangeUserSQL()	0	5	1
B	getFunctions()	0	40	3
A	getHelp()	0	18	4
A	getRules()	0	15	1
C	createDatabase()	0	47	10
A	__construct()	0	5	1
A	getPreparedXacts()	0	11	2
B	getDomainConstraints()	0	24	1
A	renameUser()	0	8	1
A	clean()	0	10	2
A	getSearchPath()	0	5	1
A	alterViewOwner()	0	15	3
A	revokeRole()	0	13	2
A	browseRow()	0	17	4
B	getConstraints()	0	38	1
A	getDefaultWithOid()	0	5	1
B	getRowIdentifier()	0	50	5
A	restartSequence()	0	9	1
A	alterSequenceOwner()	0	15	3
F	getTableDefPrefix()	0	331	53
A	getAggregate()	0	23	1
A	resetSequence()	0	19	2
C	alterTablespace()	0	43	8
A	dropAutovacuum()	0	9	1
A	getLanguages()	0	21	3
A	changeAggregateOwner()	0	9	1
A	getHelpPages()	0	8	3
A	hasObjectID()	0	17	2
C	setFunction()	0	82	11
B	getFtsMappingByName()	0	30	1
A	dropSequence()	0	12	2
A	dumpRelation()	0	12	2
D	addColumn()	0	70	13
A	setvalSequence()	0	13	1
A	getTriggerFunctions()	0	3	1
A	getDatabaseOwner()	0	6	1
A	alterDatabaseOwner()	0	8	1
C	createUser()	0	26	7
A	getStatsDatabase()	0	7	1
A	getFtsDictionaryByName()	0	23	1
C	createFtsConfiguration()	0	48	8
A	getFtsConfigurationByName()	0	20	1
A	dropTable()	0	12	2
A	isSuperUser()	0	19	4
A	getDomain()	0	23	1
A	alterTrigger()	0	11	1
A	alterViewSchema()	0	14	3
B	alterView()	0	23	4
A	dropFtsDictionary()	0	13	2
A	getAggregates()	0	12	1
C	setSearchPath()	0	26	7
F	_parseACL()	0	123	26
C	createSequence()	0	44	7
A	addCheckConstraint()	0	16	2
B	getOperator()	0	24	1
C	addForeignKey()	0	56	11
A	getConversions()	0	18	1
A	getOpClasses()	0	20	1
A	dropDomainConstraint()	0	13	2
A	dropDomain()	0	12	2
B	getFunctionProperties()	0	32	6
C	createFtsDictionary()	0	75	11
A	dropAggregate()	0	13	2
A	emptyTable()	0	14	2
A	dropType()	0	12	2

<?php

/**
 * PHPPgAdmin v6.0.0-beta.33
 */

namespace PHPPgAdmin\Database;

/**
 * A Class that implements the DB Interface for Postgres
 * Note: This Class uses ADODB and returns RecordSets.
 *
 * Id: Postgres.php,v 1.320 2008/02/20 20:43:09 ioguix Exp $
 * @package PHPPgAdmin
 */
class Postgres extends ADOdbBase
{
    use \PHPPgAdmin\HelperTrait;

The trait PHPPgAdmin\HelperTrait requires some properties which are not provided by PHPPgAdmin\Database\Postgres: $container, $responseobj, $requestobj

    public function __construct(&$conn, $conf)
    {
        //$this->prtrace('major_version :' . $this->major_version);
        $this->conn = $conn;
        $this->conf = $conf;
    }

    /**
     * Fetch a URL (or array of URLs) for a given help page.
     *
     * @param $help
     *
     * @return null|array|string
     */
    public function getHelp($help)
    {
        $this->getHelpPages();

        if (isset($this->help_page[$help])) {
            if (is_array($this->help_page[$help])) {
                $urls = [];
                foreach ($this->help_page[$help] as $link) {
                    $urls[] = $this->help_base . $link;
                }

                return $urls;
            }

            return $this->help_base . $this->help_page[$help];
        }

        return null;
    }

    /**
     * Gets the help pages.
     * get help page by instancing the corresponding help class
     * if $this->help_page and $this->help_base are set, this function is a noop.
     *
     * @return void
     */
    public function getHelpPages()
    {
        if ($this->help_page === null || $this->help_base === null) {
            $help_classname = '\PHPPgAdmin\Help\PostgresDoc' . str_replace('.', '', $this->major_version);

            $help_class = new $help_classname($this->conf, $this->major_version);

            $this->help_base = $help_class->getHelpBase();
        }
    }

    // Formatting functions

    /**
     * Outputs the HTML code for a particular field.
     *
     * @param                               $name   The name to give the field

The type PHPPgAdmin\Database\The was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param                               $value  The value of the field.  Note this could be 'numeric(7,2)' sort of thing...
     * @param                               $type   The database type of the field
     * @param array $extras An array of attributes name as key and attributes' values as value
     */
    public function printField($name, $value, $type, $extras = [])
    {
        $lang = $this->lang;

The property lang does not exist on PHPPgAdmin\Database\Postgres. Did you mean langmap?

        // Determine actions string
        $extra_str = '';
        foreach ($extras as $k => $v) {
            $extra_str .= " {$k}=\"" . htmlspecialchars($v) . '"';
        }

        switch (substr($type, 0, 9)) {
            case 'bool':
            case 'boolean':
                if ($value !== null && $value == '') {
                    $value = null;
                } elseif ($value == 'true') {
                    $value = 't';
                } elseif ($value == 'false') {
                    $value = 'f';
                }

                // If value is null, 't' or 'f'...
                if ($value === null || $value == 't' || $value == 'f') {
                    echo '<select name="', htmlspecialchars($name), "\"{$extra_str}>\n";
                    echo '<option value=""', ($value === null) ? ' selected="selected"' : '', "></option>\n";
                    echo '<option value="t"', ($value == 't') ? ' selected="selected"' : '', ">{$lang['strtrue']}</option>\n";
                    echo '<option value="f"', ($value == 'f') ? ' selected="selected"' : '', ">{$lang['strfalse']}</option>\n";
                    echo "</select>\n";
                } else {
                    echo '<input name="', htmlspecialchars($name), '" value="', htmlspecialchars($value), "\" size=\"35\"{$extra_str} />\n";
                }

                break;
            case 'bytea':
            case 'bytea[]':
                if (!is_null($value)) {
                    $value = $this->escapeBytea($value);
                }
            // no break
            case 'text':
            case 'text[]':
            case 'json':
            case 'jsonb':
            case 'xml':
            case 'xml[]':
                $n = substr_count($value, "\n");
                $n = $n < 5 ? max(2, $n) : $n;
                $n = $n > 20 ? 20 : $n;
                echo '<textarea name="', htmlspecialchars($name), "\" rows=\"{$n}\" cols=\"85\"{$extra_str}>\n";
                echo htmlspecialchars($value);
                echo "</textarea>\n";

                break;
            case 'character':
            case 'character[]':
                $n = substr_count($value, "\n");
                $n = $n < 5 ? 5 : $n;
                $n = $n > 20 ? 20 : $n;
                echo '<textarea name="', htmlspecialchars($name), "\" rows=\"{$n}\" cols=\"35\"{$extra_str}>\n";
                echo htmlspecialchars($value);
                echo "</textarea>\n";

                break;
            default:
                echo '<input name="', htmlspecialchars($name), '" value="', htmlspecialchars($value), "\" size=\"35\"{$extra_str} />\n";

                break;
        }
    }

    /**
     * Escapes bytea data for display on the screen.
     *
     * @param string $data The bytea data
     *
     * @return string Data formatted for on-screen display
     */
    public function escapeBytea($data)
    {
        return htmlentities($data, ENT_QUOTES, 'UTF-8');
    }

    /**
     * Return all information about a particular database.
     *
     * @param $database The name of the database to retrieve
     *
     * @return \PHPPgAdmin\ADORecordSet The database info
     */
    public function getDatabase($database)
    {
        $this->clean($database);
        $sql = "SELECT * FROM pg_database WHERE datname='{$database}'";

        return $this->selectSet($sql);
    }

    /**
     * Cleans (escapes) a string.
     *
     * @param string $str The string to clean, by reference
     *
     * @return string The cleaned string
     */
    public function clean(&$str)
    {
        if ($str === null) {

The condition $str === null is always false.

            return null;
        }

        $str = str_replace("\r\n", "\n", $str);
        $str = pg_escape_string($str);

The call to pg_escape_string() has too few arguments starting with data.

$str of type string is incompatible with the type resource expected by parameter $connection of pg_escape_string().

        return $str;
    }

    /**
     * Return all database available on the server.

The type PHPPgAdmin\Database\database was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @param $currentdatabase database name that should be on top of the resultset
     *
     * @return \PHPPgAdmin\ADORecordSet A list of databases, sorted alphabetically
     */
    public function getDatabases($currentdatabase = null)
    {
        $conf        = $this->conf;
        $server_info = $this->server_info;

The property server_info does not exist on PHPPgAdmin\Database\Postgres. Did you maybe forget to declare it?

        if (isset($conf['owned_only']) && $conf['owned_only'] && !$this->isSuperUser()) {
            $username = $server_info['username'];
            $this->clean($username);
            $clause = " AND pr.rolname='{$username}'";
        } else {
            $clause = '';
        }
        if (isset($server_info['useonlydefaultdb']) && $server_info['useonlydefaultdb']) {
            $currentdatabase = $server_info['defaultdb'];
            $clause .= " AND pdb.datname = '{$currentdatabase}' ";
        }

        if (isset($server_info['hiddendbs']) && $server_info['hiddendbs']) {
            $hiddendbs = $server_info['hiddendbs'];
            $not_in    = "('" . implode("','", $hiddendbs) . "')";
            $clause .= " AND pdb.datname NOT IN {$not_in} ";
        }

        if ($currentdatabase != null) {
            $this->clean($currentdatabase);
            $orderby = "ORDER BY pdb.datname = '{$currentdatabase}' DESC, pdb.datname";
        } else {
            $orderby = 'ORDER BY pdb.datname';
        }

        if (!$conf['show_system']) {
            $where = ' AND NOT pdb.datistemplate';
        } else {
            $where = ' AND pdb.datallowconn';
        }

        $sql = "
			SELECT pdb.datname AS datname,
                    pr.rolname AS datowner,
                    pg_encoding_to_char(encoding) AS datencoding,
				    (SELECT description FROM pg_catalog.pg_shdescription pd WHERE pdb.oid=pd.objoid AND pd.classoid='pg_database'::regclass) AS datcomment,
				    (SELECT spcname FROM pg_catalog.pg_tablespace pt WHERE pt.oid=pdb.dattablespace) AS tablespace,
				CASE WHEN pg_catalog.has_database_privilege(current_user, pdb.oid, 'CONNECT')
					THEN pg_catalog.pg_database_size(pdb.oid)
					ELSE -1 -- set this magic value, which we will convert to no access later
				END as dbsize,
                pdb.datcollate,
                pdb.datctype
			FROM pg_catalog.pg_database pdb
            LEFT JOIN pg_catalog.pg_roles pr ON (pdb.datdba = pr.oid)
			WHERE true
				{$where}
				{$clause}
			{$orderby}";

        return $this->selectSet($sql);
    }

    /**
     * Determines whether or not a user is a super user.
     *
     * @param string $username The username of the user
     *
     * @return true if is a super user, false otherwise
     */
    public function isSuperUser($username = '')
    {
        $this->clean($username);

        if (empty($usename)) {

The variable $usename does not exist. Did you maybe mean $username?

            $val = pg_parameter_status($this->conn->_connectionID, 'is_superuser');
            if ($val !== false) {
                return $val == 'on';

The expression return $val == 'on' returns the type boolean which is incompatible with the documented return type true.

            }
        }

        $sql = "SELECT usesuper FROM pg_user WHERE usename='{$username}'";

        $usesuper = $this->selectField($sql, 'usesuper');
        if ($usesuper == -1) {

The condition $usesuper == -1 is always false.

            return false;
        }

        return $usesuper == 't';

The expression return $usesuper == 't' returns the type boolean which is incompatible with the documented return type true.

    }

    /**
     * Return the database comment of a db from the shared description table.
     *
     * @param string $database the name of the database to get the comment for
     *
     * @return \PHPPgAdmin\ADORecordSet recordset of the db comment info
     */
    public function getDatabaseComment($database)
    {
        $this->clean($database);
        $sql =

Multi-line assignments must have the equal sign on the second line

            "SELECT description FROM pg_catalog.pg_database JOIN pg_catalog.pg_shdescription ON (oid=objoid AND classoid='pg_database'::regclass) WHERE pg_database.datname = '{$database}' ";

        return $this->selectSet($sql);
    }

    /**
     * Return the database owner of a db.
     *
     * @param string $database the name of the database to get the owner for
     *
     * @return \PHPPgAdmin\ADORecordSet recordset of the db owner info
     */
    public function getDatabaseOwner($database)
    {
        $this->clean($database);
        $sql = "SELECT usename FROM pg_user, pg_database WHERE pg_user.usesysid = pg_database.datdba AND pg_database.datname = '{$database}' ";

        return $this->selectSet($sql);
    }

    // Help functions

    // Database functions

    /**
     * Returns the current database encoding.
     *
     * @return string The encoding.  eg. SQL_ASCII, UTF-8, etc.
     */
    public function getDatabaseEncoding()
    {
        return pg_parameter_status($this->conn->_connectionID, 'server_encoding');
    }

    /**
     * Returns the current default_with_oids setting.
     *
     * @return string default_with_oids setting
     */
    public function getDefaultWithOid()
    {
        $sql = 'SHOW default_with_oids';

        return $this->selectField($sql, 'default_with_oids');
    }

    /**
     * Creates a database.
     *
     * @param        $database   The name of the database to create
     * @param        $encoding   Encoding of the database

The type PHPPgAdmin\Database\Encoding was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param string $tablespace (optional) The tablespace name
     * @param string $comment
     * @param string $template
     * @param string $lc_collate
     * @param string $lc_ctype
     *
     * @return int 0 success
     */
    public function createDatabase(
        $database,
        $encoding,
        $tablespace = '',
        $comment = '',
        $template = 'template1',
        $lc_collate = '',
        $lc_ctype = ''
    ) {
        $this->fieldClean($database);
        $this->clean($encoding);
        $this->fieldClean($tablespace);
        $this->fieldClean($template);
        $this->clean($lc_collate);
        $this->clean($lc_ctype);

        $sql = "CREATE DATABASE \"{$database}\" WITH TEMPLATE=\"{$template}\"";

        if ($encoding != '') {
            $sql .= " ENCODING='{$encoding}'";
        }

        if ($lc_collate != '') {
            $sql .= " LC_COLLATE='{$lc_collate}'";
        }

        if ($lc_ctype != '') {
            $sql .= " LC_CTYPE='{$lc_ctype}'";
        }

        if ($tablespace != '' && $this->hasTablespaces()) {
            $sql .= " TABLESPACE \"{$tablespace}\"";
        }

        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            return -1;
        }

        if ($comment != '' && $this->hasSharedComments()) {
            $status = $this->setComment('DATABASE', $database, '', $comment);
            if ($status != 0) {
                return -2;
            }
        }

        return 0;
    }

    /**
     * Cleans (escapes) an object name (eg. table, field).
     *
     * @param string $str The string to clean, by reference
     *
     * @return string The cleaned string
     */
    public function fieldClean(&$str)
    {
        if ($str === null) {

The condition $str === null is always false.

            return null;
        }

        $str = str_replace('"', '""', $str);

        return $str;
    }

    /**
     * Sets the comment for an object in the database.

The type PHPPgAdmin\Database\the was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @pre All parameters must already be cleaned
     *
     * @param      $obj_type One of 'TABLE' | 'COLUMN' | 'VIEW' | 'SCHEMA' | 'SEQUENCE' | 'TYPE' | 'FUNCTION' | 'AGGREGATE'

The type PHPPgAdmin\Database\One was not found. Maybe you did not declare it correctly or list all dependencies?

Parameter tags must be defined first in a doc comment

     * @param      $obj_name the name of the object for which to attach a comment
     * @param      $table    Name of table that $obj_name belongs to.  Ignored unless $obj_type is 'TABLE' or 'COLUMN'.

The type PHPPgAdmin\Database\Name was not found. Maybe you did not declare it correctly or list all dependencies?

Doc comment for parameter $obj_name does not match actual variable name $table

     * @param      $comment  the comment to add
     * @param null $basetype

Are you sure the doc-type for parameter $basetype is correct as it would always require null to be passed?

     *
     * @return int 0 if operation was successful
     */
    public function setComment($obj_type, $obj_name, $table, $comment, $basetype = null)
    {
        $sql      = "COMMENT ON {$obj_type} ";
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->clean($comment); // Passing in an already cleaned comment will lead to double escaped data
        // So, while counter-intuitive, it is important to not clean comments before
        // calling setComment. We will clean it here instead.
        /*
        $this->fieldClean($table);
        $this->fieldClean($obj_name);
         */

        switch ($obj_type) {
            case 'TABLE':
                $sql .= "\"{$f_schema}\".\"{$table}\" IS ";

                break;
            case 'COLUMN':
                $sql .= "\"{$f_schema}\".\"{$table}\".\"{$obj_name}\" IS ";

                break;
            case 'SEQUENCE':
            case 'VIEW':
            case 'TEXT SEARCH CONFIGURATION':
            case 'TEXT SEARCH DICTIONARY':
            case 'TEXT SEARCH TEMPLATE':
            case 'TEXT SEARCH PARSER':
            case 'TYPE':
                $sql .= "\"{$f_schema}\".";
            // no break
            case 'DATABASE':
            case 'ROLE':
            case 'SCHEMA':
            case 'TABLESPACE':
                $sql .= "\"{$obj_name}\" IS ";

                break;
            case 'FUNCTION':
                $sql .= "\"{$f_schema}\".{$obj_name} IS ";

                break;
            case 'AGGREGATE':
                $sql .= "\"{$f_schema}\".\"{$obj_name}\" (\"{$basetype}\") IS ";

                break;
            default:
                // Unknown object type
                return -1;
        }

        if ($comment != '') {
            $sql .= "'{$comment}';";
        } else {
            $sql .= 'NULL;';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Drops a database.
     *
     * @param $database The name of the database to drop
     *
     * @return integer 0 if operation was successful
     */
    public function dropDatabase($database)
    {
        $this->fieldClean($database);
        $sql = "DROP DATABASE \"{$database}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Alters a database
     * the multiple return vals are for postgres 8+ which support more functionality in alter database.
     *
     * @param                                 $dbName   The name of the database
     * @param                                 $newName  new name for the database

The type PHPPgAdmin\Database\new was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param string $newOwner The new owner for the database
     * @param string                          $comment
     *
     * @return bool|int 0 success
     */
    public function alterDatabase($dbName, $newName, $newOwner = '', $comment = '')
    {
        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        if ($dbName != $newName) {
            $status = $this->alterDatabaseRename($dbName, $newName);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -3;
            }
            $dbName = $newName;
        }

        if ($newOwner != '') {
            $status = $this->alterDatabaseOwner($newName, $newOwner);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -2;
            }
        }

        $this->fieldClean($dbName);
        $status = $this->setComment('DATABASE', $dbName, '', $comment);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -4;
        }

        return $this->endTransaction();
    }

    /**
     * Renames a database, note that this operation cannot be
     * performed on a database that is currently being connected to.
     *
     * @param string $oldName name of database to rename
     * @param string $newName new name of database
     *
     * @return int 0 on success
     */
    public function alterDatabaseRename($oldName, $newName)
    {
        $this->fieldClean($oldName);
        $this->fieldClean($newName);

        if ($oldName != $newName) {
            $sql = "ALTER DATABASE \"{$oldName}\" RENAME TO \"{$newName}\"";

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return 0;
    }

    /**
     * Changes ownership of a database
     * This can only be done by a superuser or the owner of the database.
     *
     * @param string $dbName   database to change ownership of
     * @param string $newOwner user that will own the database
     *
     * @return int 0 on success
     */
    public function alterDatabaseOwner($dbName, $newOwner)
    {
        $this->fieldClean($dbName);
        $this->fieldClean($newOwner);

        $sql = "ALTER DATABASE \"{$dbName}\" OWNER TO \"{$newOwner}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Returns prepared transactions information.
     *
     * @param $database (optional) Find only prepared transactions executed in a specific database

The type PHPPgAdmin\Database\optional was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getPreparedXacts($database = null)
    {
        if ($database === null) {
            $sql = 'SELECT * FROM pg_prepared_xacts';
        } else {
            $this->clean($database);
            $sql = "SELECT transaction, gid, prepared, owner FROM pg_prepared_xacts
				WHERE database='{$database}' ORDER BY owner";
        }

        return $this->selectSet($sql);
    }

    /**
     * Searches all system catalogs to find objects that match a certain name.
     *
     * @param $term   The search term
     * @param $filter The object type to restrict to ('' means no restriction)
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function findObject($term, $filter)
    {
        $conf = $this->conf;

        /*about escaping:
         * SET standard_conforming_string is not available before 8.2
         * So we must use PostgreSQL specific notation :/
         * E'' notation is not available before 8.1
         * $$ is available since 8.0
         * Nothing specific from 7.4
         */

        // Escape search term for ILIKE match
        $this->clean($term);
        $this->clean($filter);
        $term = str_replace('_', '\_', $term);
        $term = str_replace('%', '\%', $term);

        // Exclude system relations if necessary
        if (!$conf['show_system']) {
            // XXX: The mention of information_schema here is in the wrong place, but
            // it's the quickest fix to exclude the info schema from 7.4
            $where     = " AND pn.nspname NOT LIKE \$_PATERN_\$pg\\_%\$_PATERN_\$ AND pn.nspname != 'information_schema'";
            $lan_where = 'AND pl.lanispl';
        } else {
            $where     = '';
            $lan_where = '';
        }

        // Apply outer filter
        $sql = '';
        if ($filter != '') {
            $sql = 'SELECT * FROM (';
        }

        $term = "\$_PATERN_\$%{$term}%\$_PATERN_\$";

        $sql .= "
			SELECT 'SCHEMA' AS type, oid, NULL AS schemaname, NULL AS relname, nspname AS name
				FROM pg_catalog.pg_namespace pn WHERE nspname ILIKE {$term} {$where}
			UNION ALL
			SELECT CASE WHEN relkind='r' THEN 'TABLE' WHEN relkind='v' THEN 'VIEW' WHEN relkind='S' THEN 'SEQUENCE' END, pc.oid,
				pn.nspname, NULL, pc.relname FROM pg_catalog.pg_class pc, pg_catalog.pg_namespace pn
				WHERE pc.relnamespace=pn.oid AND relkind IN ('r', 'v', 'S') AND relname ILIKE {$term} {$where}
			UNION ALL
			SELECT CASE WHEN pc.relkind='r' THEN 'COLUMNTABLE' ELSE 'COLUMNVIEW' END, NULL, pn.nspname, pc.relname, pa.attname FROM pg_catalog.pg_class pc, pg_catalog.pg_namespace pn,
				pg_catalog.pg_attribute pa WHERE pc.relnamespace=pn.oid AND pc.oid=pa.attrelid
				AND pa.attname ILIKE {$term} AND pa.attnum > 0 AND NOT pa.attisdropped AND pc.relkind IN ('r', 'v') {$where}
			UNION ALL
			SELECT 'FUNCTION', pp.oid, pn.nspname, NULL, pp.proname || '(' || pg_catalog.oidvectortypes(pp.proargtypes) || ')' FROM pg_catalog.pg_proc pp, pg_catalog.pg_namespace pn
				WHERE pp.pronamespace=pn.oid AND NOT pp.proisagg AND pp.proname ILIKE {$term} {$where}
			UNION ALL
			SELECT 'INDEX', NULL, pn.nspname, pc.relname, pc2.relname FROM pg_catalog.pg_class pc, pg_catalog.pg_namespace pn,
				pg_catalog.pg_index pi, pg_catalog.pg_class pc2 WHERE pc.relnamespace=pn.oid AND pc.oid=pi.indrelid
				AND pi.indexrelid=pc2.oid
				AND NOT EXISTS (
					SELECT 1 FROM pg_catalog.pg_depend d JOIN pg_catalog.pg_constraint c
					ON (d.refclassid = c.tableoid AND d.refobjid = c.oid)
					WHERE d.classid = pc2.tableoid AND d.objid = pc2.oid AND d.deptype = 'i' AND c.contype IN ('u', 'p')
				)
				AND pc2.relname ILIKE {$term} {$where}
			UNION ALL
			SELECT 'CONSTRAINTTABLE', NULL, pn.nspname, pc.relname, pc2.conname FROM pg_catalog.pg_class pc, pg_catalog.pg_namespace pn,
				pg_catalog.pg_constraint pc2 WHERE pc.relnamespace=pn.oid AND pc.oid=pc2.conrelid AND pc2.conrelid != 0
				AND CASE WHEN pc2.contype IN ('f', 'c') THEN TRUE ELSE NOT EXISTS (
					SELECT 1 FROM pg_catalog.pg_depend d JOIN pg_catalog.pg_constraint c
					ON (d.refclassid = c.tableoid AND d.refobjid = c.oid)
					WHERE d.classid = pc2.tableoid AND d.objid = pc2.oid AND d.deptype = 'i' AND c.contype IN ('u', 'p')
				) END
				AND pc2.conname ILIKE {$term} {$where}
			UNION ALL
			SELECT 'CONSTRAINTDOMAIN', pt.oid, pn.nspname, pt.typname, pc.conname FROM pg_catalog.pg_type pt, pg_catalog.pg_namespace pn,
				pg_catalog.pg_constraint pc WHERE pt.typnamespace=pn.oid AND pt.oid=pc.contypid AND pc.contypid != 0
				AND pc.conname ILIKE {$term} {$where}
			UNION ALL
			SELECT 'TRIGGER', NULL, pn.nspname, pc.relname, pt.tgname FROM pg_catalog.pg_class pc, pg_catalog.pg_namespace pn,
				pg_catalog.pg_trigger pt WHERE pc.relnamespace=pn.oid AND pc.oid=pt.tgrelid
					AND ( pt.tgconstraint = 0 OR NOT EXISTS
					(SELECT 1 FROM pg_catalog.pg_depend d JOIN pg_catalog.pg_constraint c
					ON (d.refclassid = c.tableoid AND d.refobjid = c.oid)
					WHERE d.classid = pt.tableoid AND d.objid = pt.oid AND d.deptype = 'i' AND c.contype = 'f'))
				AND pt.tgname ILIKE {$term} {$where}
			UNION ALL
			SELECT 'RULETABLE', NULL, pn.nspname AS schemaname, c.relname AS tablename, r.rulename FROM pg_catalog.pg_rewrite r
				JOIN pg_catalog.pg_class c ON c.oid = r.ev_class
				LEFT JOIN pg_catalog.pg_namespace pn ON pn.oid = c.relnamespace
				WHERE c.relkind='r' AND r.rulename != '_RETURN' AND r.rulename ILIKE {$term} {$where}
			UNION ALL
			SELECT 'RULEVIEW', NULL, pn.nspname AS schemaname, c.relname AS tablename, r.rulename FROM pg_catalog.pg_rewrite r
				JOIN pg_catalog.pg_class c ON c.oid = r.ev_class
				LEFT JOIN pg_catalog.pg_namespace pn ON pn.oid = c.relnamespace
				WHERE c.relkind='v' AND r.rulename != '_RETURN' AND r.rulename ILIKE {$term} {$where}
		";

        // Add advanced objects if show_advanced is set
        if ($conf['show_advanced']) {
            $sql .= "
				UNION ALL
				SELECT CASE WHEN pt.typtype='d' THEN 'DOMAIN' ELSE 'TYPE' END, pt.oid, pn.nspname, NULL,
					pt.typname FROM pg_catalog.pg_type pt, pg_catalog.pg_namespace pn
					WHERE pt.typnamespace=pn.oid AND typname ILIKE {$term}
					AND (pt.typrelid = 0 OR (SELECT c.relkind = 'c' FROM pg_catalog.pg_class c WHERE c.oid = pt.typrelid))
					{$where}
			 	UNION ALL
				SELECT 'OPERATOR', po.oid, pn.nspname, NULL, po.oprname FROM pg_catalog.pg_operator po, pg_catalog.pg_namespace pn
					WHERE po.oprnamespace=pn.oid AND oprname ILIKE {$term} {$where}
				UNION ALL
				SELECT 'CONVERSION', pc.oid, pn.nspname, NULL, pc.conname FROM pg_catalog.pg_conversion pc,
					pg_catalog.pg_namespace pn WHERE pc.connamespace=pn.oid AND conname ILIKE {$term} {$where}
				UNION ALL
				SELECT 'LANGUAGE', pl.oid, NULL, NULL, pl.lanname FROM pg_catalog.pg_language pl
					WHERE lanname ILIKE {$term} {$lan_where}
				UNION ALL
				SELECT DISTINCT ON (p.proname) 'AGGREGATE', p.oid, pn.nspname, NULL, p.proname FROM pg_catalog.pg_proc p
					LEFT JOIN pg_catalog.pg_namespace pn ON p.pronamespace=pn.oid
					WHERE p.proisagg AND p.proname ILIKE {$term} {$where}
				UNION ALL
				SELECT DISTINCT ON (po.opcname) 'OPCLASS', po.oid, pn.nspname, NULL, po.opcname FROM pg_catalog.pg_opclass po,
					pg_catalog.pg_namespace pn WHERE po.opcnamespace=pn.oid
					AND po.opcname ILIKE {$term} {$where}
			";
        } // Otherwise just add domains
        else {

Expected "} else \n"; found " // Otherwise just add domains\n else {\n"

            $sql .= "
				UNION ALL
				SELECT 'DOMAIN', pt.oid, pn.nspname, NULL,
					pt.typname FROM pg_catalog.pg_type pt, pg_catalog.pg_namespace pn
					WHERE pt.typnamespace=pn.oid AND pt.typtype='d' AND typname ILIKE {$term}
					AND (pt.typrelid = 0 OR (SELECT c.relkind = 'c' FROM pg_catalog.pg_class c WHERE c.oid = pt.typrelid))
					{$where}
			";
        }

        if ($filter != '') {
            // We use like to make RULE, CONSTRAINT and COLUMN searches work
            $sql .= ") AS sub WHERE type LIKE '{$filter}%' ";
        }

        $sql .= 'ORDER BY type, schemaname, relname, name';

        return $this->selectSet($sql);
    }

    /**
     * Returns all available variable information.
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getVariables()
    {
        $sql = 'SHOW ALL';

        return $this->selectSet($sql);
    }

    // Schema functons

    /**
     * Return all schemas in the current database.
     *
     * @return \PHPPgAdmin\ADORecordSet All schemas, sorted alphabetically
     */
    public function getSchemas()
    {
        $conf = $this->conf;

        if (!$conf['show_system']) {
            $where = "WHERE nspname NOT LIKE 'pg@_%' ESCAPE '@' AND nspname != 'information_schema'";
        } else {
            $where = "WHERE nspname !~ '^pg_t(emp_[0-9]+|oast)$'";
        }

        $sql = "
			SELECT pn.nspname,
                   pu.rolname AS nspowner,
				   pg_catalog.obj_description(pn.oid, 'pg_namespace') AS nspcomment,
                   pg_size_pretty(SUM(pg_total_relation_size(pg_class.oid))) as schema_size
			FROM pg_catalog.pg_class
            JOIN pg_catalog.pg_namespace pn ON relnamespace = pn.oid
			LEFT JOIN pg_catalog.pg_roles pu ON (pn.nspowner = pu.oid)
			{$where}
            GROUP BY pn.nspname, pu.rolname, pg_catalog.obj_description(pn.oid, 'pg_namespace')
			ORDER BY nspname";

        return $this->selectSet($sql);
    }

    /**
     * Sets the current working schema.  Will also set Class variable.
     *
     * @param $schema The the name of the schema to work in
     *
     * @return int 0 if operation was successful
     */
    public function setSchema($schema)
    {
        // Get the current schema search path, including 'pg_catalog'.
        $search_path = $this->getSearchPath();
        // Prepend $schema to search path
        array_unshift($search_path, $schema);

$search_path of type PHPPgAdmin\ADORecordSet is incompatible with the type array expected by parameter $array of array_unshift().

        $status = $this->setSearchPath($search_path);
        if ($status == 0) {
            $this->_schema = $schema;

            return 0;
        }

        return $status;
    }

    /**
     * Return the current schema search path.
     *
     * @return \PHPPgAdmin\ADORecordSet array of schema names
     */
    public function getSearchPath()
    {
        $sql = 'SELECT current_schemas(false) AS search_path';

        return $this->phpArray($this->selectField($sql, 'search_path'));

The expression return $this->phpArray($this->selectField($sql, 'search_path')) returns the type array which is incompatible with the documented return type PHPPgAdmin\ADORecordSet.

    }

    /**
     * Sets the current schema search path.
     *
     * @param $paths An array of schemas in required search order

The type PHPPgAdmin\Database\An was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return int 0 if operation was successful
     */
    public function setSearchPath($paths)
    {
        if (!is_array($paths)) {
            return -1;
        }

        if (sizeof($paths) == 0) {
            return -2;
        }
        if (sizeof($paths) == 1 && $paths[0] == '') {
            // Need to handle empty paths in some cases
            $paths[0] = 'pg_catalog';
        }

        // Loop over all the paths to check that none are empty
        $temp = [];
        foreach ($paths as $schema) {
            if ($schema != '') {
                $temp[] = $schema;
            }
        }
        $this->fieldArrayClean($temp);

        $sql = 'SET SEARCH_PATH TO "' . implode('","', $temp) . '"';

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Cleans (escapes) an array of field names.
     *
     * @param $arr The array to clean, by reference
     *
     * @return The cleaned array
     */
    public function fieldArrayClean(&$arr)
    {
        foreach ($arr as $k => $v) {
            if ($v === null) {
                continue;
            }

            $arr[$k] = str_replace('"', '""', $v);
        }

        return $arr;
    }

    /**
     * Creates a new schema.
     *
     * @param        $schemaname    The name of the schema to create
     * @param string $authorization (optional) The username to create the schema for
     * @param string $comment       (optional) If omitted, defaults to nothing
     *
     * @return bool|int 0 success
     */
    public function createSchema($schemaname, $authorization = '', $comment = '')
    {
        $this->fieldClean($schemaname);
        $this->fieldClean($authorization);

        $sql = "CREATE SCHEMA \"{$schemaname}\"";
        if ($authorization != '') {
            $sql .= " AUTHORIZATION \"{$authorization}\"";
        }

        if ($comment != '') {
            $status = $this->beginTransaction();
            if ($status != 0) {
                return -1;
            }
        }

        // Create the new schema
        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            $this->rollbackTransaction();

            return -1;
        }

        // Set the comment
        if ($comment != '') {
            $status = $this->setComment('SCHEMA', $schemaname, '', $comment);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -1;
            }

            return $this->endTransaction();
        }

        return 0;
    }

    /**
     * Updates a schema.
     *
     * @param $schemaname The name of the schema to drop
     * @param $comment    The new comment for this schema
     * @param $name
     * @param $owner      The new owner for this schema
     *
     * @return bool|int 0 success
     */
    public function updateSchema($schemaname, $comment, $name, $owner)
    {
        $this->fieldClean($schemaname);
        $this->fieldClean($name);
        $this->fieldClean($owner);

        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        $status = $this->setComment('SCHEMA', $schemaname, '', $comment);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        $schema_rs = $this->getSchemaByName($schemaname);
        /* Only if the owner change */
        if ($schema_rs->fields['ownername'] != $owner) {
            $sql    = "ALTER SCHEMA \"{$schemaname}\" OWNER TO \"{$owner}\"";
            $status = $this->execute($sql);
            if ($status != 0) {

The condition $status != 0 is always true.

                $this->rollbackTransaction();

                return -1;
            }
        }

        // Only if the name has changed
        if ($name != $schemaname) {
            $sql    = "ALTER SCHEMA \"{$schemaname}\" RENAME TO \"{$name}\"";
            $status = $this->execute($sql);
            if ($status != 0) {

The condition $status != 0 is always true.

                $this->rollbackTransaction();

                return -1;
            }
        }

        return $this->endTransaction();
    }

    /**
     * Return all information relating to a schema.
     *
     * @param $schema The name of the schema
     *
     * @return Schema information

The type PHPPgAdmin\Database\Schema was not found. Maybe you did not declare it correctly or list all dependencies?

     */
    public function getSchemaByName($schema)
    {
        $this->clean($schema);
        $sql = "
			SELECT nspname, nspowner, r.rolname AS ownername, nspacl,
				pg_catalog.obj_description(pn.oid, 'pg_namespace') as nspcomment
			FROM pg_catalog.pg_namespace pn
				LEFT JOIN pg_roles as r ON pn.nspowner = r.oid
			WHERE nspname='{$schema}'";

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\Schema.

    }

    // Table functions

    /**
     * Drops a schema.
     *
     * @param $schemaname The name of the schema to drop
     * @param $cascade    True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropSchema($schemaname, $cascade)
    {
        $this->fieldClean($schemaname);

        $sql = "DROP SCHEMA \"{$schemaname}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Return all tables in current database (and schema).
     *
     * @param bool|true $all True to fetch all tables, false for just in current schema
     *
     * @return \PHPPgAdmin\ADORecordSet All tables, sorted alphabetically
     */
    public function getTables($all = false)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        if ($all) {
            // Exclude pg_catalog and information_schema tables
            $sql = "SELECT
                        schemaname AS nspname,
                        tablename AS relname,
                        tableowner AS relowner
					FROM pg_catalog.pg_tables
					WHERE schemaname NOT IN ('pg_catalog', 'information_schema', 'pg_toast')
					ORDER BY schemaname, tablename";
        } else {
            $sql = "
                SELECT c.relname,
                    pg_catalog.pg_get_userbyid(c.relowner) AS relowner,
                    pg_catalog.obj_description(c.oid, 'pg_class') AS relcomment,
                    reltuples::bigint,
                    pt.spcname as tablespace,
                    pg_size_pretty(pg_total_relation_size(c.oid)) as table_size
                FROM pg_catalog.pg_class c
                LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace
                LEFT JOIN  pg_catalog.pg_tablespace pt ON  pt.oid=c.reltablespace
                WHERE c.relkind = 'r'
                AND nspname='{$c_schema}'
                ORDER BY c.relname";
        }

        return $this->selectSet($sql);
    }

    /**
     * Finds the names and schemas of parent tables (in order).
     *
     * @param $table The table to find the parents for
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getTableParents($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "
			SELECT
				pn.nspname, relname
			FROM
				pg_catalog.pg_class pc, pg_catalog.pg_inherits pi, pg_catalog.pg_namespace pn
			WHERE
				pc.oid=pi.inhparent
				AND pc.relnamespace=pn.oid
				AND pi.inhrelid = (SELECT oid from pg_catalog.pg_class WHERE relname='{$table}'
					AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace WHERE nspname = '{$c_schema}'))
			ORDER BY
				pi.inhseqno
		";

        return $this->selectSet($sql);
    }

    /**
     * Finds the names and schemas of child tables.
     *
     * @param $table The table to find the children for
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getTableChildren($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "
			SELECT
				pn.nspname, relname
			FROM
				pg_catalog.pg_class pc, pg_catalog.pg_inherits pi, pg_catalog.pg_namespace pn
			WHERE
				pc.oid=pi.inhrelid
				AND pc.relnamespace=pn.oid
				AND pi.inhparent = (SELECT oid from pg_catalog.pg_class WHERE relname='{$table}'
					AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace WHERE nspname = '{$c_schema}'))
		";

        return $this->selectSet($sql);
    }

    /**
     * Returns the SQL definition for the table.
     *
     * @pre MUST be run within a transaction
     *
     * @param           $table The table to define

Parameter tags must be defined first in a doc comment

     * @param bool|true $clean True to issue drop command, false otherwise
     *
     * @return string A string containing the formatted SQL code
     */
    public function getTableDefPrefix($table, $clean = false)
    {
        // Fetch table
        $t = $this->getTable($table);
        if (!is_object($t) || $t->recordCount() != 1) {

The condition $t->recordCount() != 1 is always true.

            $this->rollbackTransaction();

            return null;
        }
        $this->fieldClean($t->fields['relname']);
        $this->fieldClean($t->fields['nspname']);

        // Fetch attributes
        $atts = $this->getTableAttributes($table);
        if (!is_object($atts)) {
            $this->rollbackTransaction();

            return null;
        }

        // Fetch constraints
        $cons = $this->getConstraints($table);
        if (!is_object($cons)) {
            $this->rollbackTransaction();

            return null;
        }

        // Output a reconnect command to create the table as the correct user
        $sql = $this->getChangeUserSQL($t->fields['relowner']) . "\n\n";

        // Set schema search path
        $sql .= "SET search_path = \"{$t->fields['nspname']}\", pg_catalog;\n\n";

        // Begin CREATE TABLE definition
        $sql .= "-- Definition\n\n";
        // DROP TABLE must be fully qualified in case a table with the same name exists
        // in pg_catalog.
        if (!$clean) {
            $sql .= '-- ';
        }

        $sql .= 'DROP TABLE ';
        $sql .= "\"{$t->fields['nspname']}\".\"{$t->fields['relname']}\";\n";
        $sql .= "CREATE TABLE \"{$t->fields['nspname']}\".\"{$t->fields['relname']}\" (\n";

        // Output all table columns
        $col_comments_sql = ''; // Accumulate comments on columns
        $num              = $atts->recordCount() + $cons->recordCount();
        $i                = 1;
        while (!$atts->EOF) {
            $this->fieldClean($atts->fields['attname']);
            $sql .= "    \"{$atts->fields['attname']}\"";
            // Dump SERIAL and BIGSERIAL columns correctly
            if ($this->phpBool($atts->fields['attisserial']) &&
                ($atts->fields['type'] == 'integer' || $atts->fields['type'] == 'bigint')) {

Each line in a multi-line IF statement must begin with a boolean operator

Closing parenthesis of a multi-line IF statement must be on a new line

                if ($atts->fields['type'] == 'integer') {
                    $sql .= ' SERIAL';
                } else {
                    $sql .= ' BIGSERIAL';
                }
            } else {
                $sql .= ' ' . $this->formatType($atts->fields['type'], $atts->fields['atttypmod']);

                // Add NOT NULL if necessary
                if ($this->phpBool($atts->fields['attnotnull'])) {
                    $sql .= ' NOT NULL';
                }

                // Add default if necessary
                if ($atts->fields['adsrc'] !== null) {
                    $sql .= " DEFAULT {$atts->fields['adsrc']}";
                }
            }

            // Output comma or not
            if ($i < $num) {
                $sql .= ",\n";
            } else {
                $sql .= "\n";
            }

            // Does this column have a comment?
            if ($atts->fields['comment'] !== null) {
                $this->clean($atts->fields['comment']);
                $col_comments_sql .= "COMMENT ON COLUMN \"{$t->fields['relname']}\".\"{$atts->fields['attname']}\"  IS '{$atts->fields['comment']}';\n";
            }

            $atts->moveNext();
            ++$i;
        }
        // Output all table constraints
        while (!$cons->EOF) {
            $this->fieldClean($cons->fields['conname']);
            $sql .= "    CONSTRAINT \"{$cons->fields['conname']}\" ";
            // Nasty hack to support pre-7.4 PostgreSQL
            if ($cons->fields['consrc'] !== null) {
                $sql .= $cons->fields['consrc'];
            } else {
                switch ($cons->fields['contype']) {
                    case 'p':
                        $keys = $this->getAttributeNames($table, explode(' ', $cons->fields['indkey']));
                        $sql .= 'PRIMARY KEY (' . join(',', $keys) . ')';

                        break;
                    case 'u':
                        $keys = $this->getAttributeNames($table, explode(' ', $cons->fields['indkey']));
                        $sql .= 'UNIQUE (' . join(',', $keys) . ')';

                        break;
                    default:
                        // Unrecognised constraint
                        $this->rollbackTransaction();

                        return null;
                }
            }

            // Output comma or not
            if ($i < $num) {
                $sql .= ",\n";
            } else {
                $sql .= "\n";
            }

            $cons->moveNext();
            ++$i;
        }

        $sql .= ')';

        // @@@@ DUMP CLUSTERING INFORMATION

        // Inherits
        /*
         * XXX: This is currently commented out as handling inheritance isn't this simple.
         * You also need to make sure you don't dump inherited columns and defaults, as well
         * as inherited NOT NULL and CHECK constraints.  So for the time being, we just do
         * not claim to support inheritance.
        $parents = $this->getTableParents($table);
        if ($parents->recordCount() > 0) {
        $sql .= " INHERITS (";
        while (!$parents->EOF) {
        $this->fieldClean($parents->fields['relname']);
        // Qualify the parent table if it's in another schema
        if ($parents->fields['schemaname'] != $this->_schema) {
        $this->fieldClean($parents->fields['schemaname']);
        $sql .= "\"{$parents->fields['schemaname']}\".";
        }
        $sql .= "\"{$parents->fields['relname']}\"";

        $parents->moveNext();
        if (!$parents->EOF) $sql .= ', ';
        }
        $sql .= ")";
        }
         */

        // Handle WITHOUT OIDS
        if ($this->hasObjectID($table)) {
            $sql .= ' WITH OIDS';
        } else {
            $sql .= ' WITHOUT OIDS';
        }

        $sql .= ";\n";

        // Column storage and statistics
        $atts->moveFirst();
        $first = true;
        while (!$atts->EOF) {
            $this->fieldClean($atts->fields['attname']);
            // Statistics first
            if ($atts->fields['attstattarget'] >= 0) {
                if ($first) {
                    $sql .= "\n";
                    $first = false;
                }
                $sql .= "ALTER TABLE ONLY \"{$t->fields['nspname']}\".\"{$t->fields['relname']}\" ALTER COLUMN \"{$atts->fields['attname']}\" SET STATISTICS {$atts->fields['attstattarget']};\n";
            }
            // Then storage
            if ($atts->fields['attstorage'] != $atts->fields['typstorage']) {
                switch ($atts->fields['attstorage']) {
                    case 'p':
                        $storage = 'PLAIN';

                        break;
                    case 'e':
                        $storage = 'EXTERNAL';

                        break;
                    case 'm':
                        $storage = 'MAIN';

                        break;
                    case 'x':
                        $storage = 'EXTENDED';

                        break;
                    default:
                        // Unknown storage type
                        $this->rollbackTransaction();

                        return null;
                }
                $sql .= "ALTER TABLE ONLY \"{$t->fields['nspname']}\".\"{$t->fields['relname']}\" ALTER COLUMN \"{$atts->fields['attname']}\" SET STORAGE {$storage};\n";
            }

            $atts->moveNext();
        }

        // Comment
        if ($t->fields['relcomment'] !== null) {
            $this->clean($t->fields['relcomment']);
            $sql .= "\n-- Comment\n\n";
            $sql .= "COMMENT ON TABLE \"{$t->fields['nspname']}\".\"{$t->fields['relname']}\" IS '{$t->fields['relcomment']}';\n";
        }

        // Add comments on columns, if any
        if ($col_comments_sql != '') {
            $sql .= $col_comments_sql;
        }

        // Privileges
        $privs = $this->getPrivileges($table, 'table');
        if (!is_array($privs)) {
            $this->rollbackTransaction();

            return null;
        }

        if (sizeof($privs) > 0) {
            $sql .= "\n-- Privileges\n\n";
            /*
             * Always start with REVOKE ALL FROM PUBLIC, so that we don't have to
             * wire-in knowledge about the default public privileges for different
             * kinds of objects.
             */
            $sql .= "REVOKE ALL ON TABLE \"{$t->fields['nspname']}\".\"{$t->fields['relname']}\" FROM PUBLIC;\n";
            foreach ($privs as $v) {
                // Get non-GRANT OPTION privs
                $nongrant = array_diff($v[2], $v[4]);

                // Skip empty or owner ACEs
                if (sizeof($v[2]) == 0 || ($v[0] == 'user' && $v[1] == $t->fields['relowner'])) {
                    continue;
                }

                // Change user if necessary
                if ($this->hasGrantOption() && $v[3] != $t->fields['relowner']) {
                    $grantor = $v[3];
                    $this->clean($grantor);
                    $sql .= "SET SESSION AUTHORIZATION '{$grantor}';\n";
                }

                // Output privileges with no GRANT OPTION
                $sql .= 'GRANT ' . join(', ', $nongrant) . " ON TABLE \"{$t->fields['relname']}\" TO ";
                switch ($v[0]) {
                    case 'public':
                        $sql .= "PUBLIC;\n";

                        break;
                    case 'user':
                        $this->fieldClean($v[1]);
                        $sql .= "\"{$v[1]}\";\n";

                        break;
                    case 'group':
                        $this->fieldClean($v[1]);
                        $sql .= "GROUP \"{$v[1]}\";\n";

                        break;
                    default:
                        // Unknown privilege type - fail
                        $this->rollbackTransaction();

                        return null;
                }

                // Reset user if necessary
                if ($this->hasGrantOption() && $v[3] != $t->fields['relowner']) {
                    $sql .= "RESET SESSION AUTHORIZATION;\n";
                }

                // Output privileges with GRANT OPTION

                // Skip empty or owner ACEs
                if (!$this->hasGrantOption() || sizeof($v[4]) == 0) {
                    continue;
                }

                // Change user if necessary
                if ($this->hasGrantOption() && $v[3] != $t->fields['relowner']) {
                    $grantor = $v[3];
                    $this->clean($grantor);
                    $sql .= "SET SESSION AUTHORIZATION '{$grantor}';\n";
                }

                $sql .= 'GRANT ' . join(', ', $v[4]) . " ON \"{$t->fields['relname']}\" TO ";
                switch ($v[0]) {
                    case 'public':
                        $sql .= 'PUBLIC';

                        break;
                    case 'user':
                        $this->fieldClean($v[1]);
                        $sql .= "\"{$v[1]}\"";

                        break;
                    case 'group':
                        $this->fieldClean($v[1]);
                        $sql .= "GROUP \"{$v[1]}\"";

                        break;
                    default:
                        // Unknown privilege type - fail
                        return null;
                }
                $sql .= " WITH GRANT OPTION;\n";

                // Reset user if necessary
                if ($this->hasGrantOption() && $v[3] != $t->fields['relowner']) {
                    $sql .= "RESET SESSION AUTHORIZATION;\n";
                }
            }
        }

        // Add a newline to separate data that follows (if any)
        $sql .= "\n";

        return $sql;
    }

    /**
     * Returns table information.
     *
     * @param $table The name of the table
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getTable($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "
			SELECT
			  c.relname, n.nspname, u.usename AS relowner,
			  pg_catalog.obj_description(c.oid, 'pg_class') AS relcomment,
			  (SELECT spcname FROM pg_catalog.pg_tablespace pt WHERE pt.oid=c.reltablespace) AS tablespace
			FROM pg_catalog.pg_class c
			     LEFT JOIN pg_catalog.pg_user u ON u.usesysid = c.relowner
			     LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace
			WHERE c.relkind = 'r'
			      AND n.nspname = '{$c_schema}'
			      AND n.oid = c.relnamespace
			      AND c.relname = '{$table}'";

        return $this->selectSet($sql);
    }

    /**
     * Retrieve the attribute definition of a table.
     *
     * @param $table The name of the table
     * @param $field (optional) The name of a field to return
     *
     * @return All attributes in order

The type PHPPgAdmin\Database\All was not found. Maybe you did not declare it correctly or list all dependencies?

     */
    public function getTableAttributes($table, $field = '')
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);
        $this->clean($field);

        if ($field == '') {
            // This query is made much more complex by the addition of the 'attisserial' field.
            // The subquery to get that field checks to see if there is an internally dependent
            // sequence on the field.
            $sql = "
				SELECT
					a.attname, a.attnum,
					pg_catalog.format_type(a.atttypid, a.atttypmod) as type,
					a.atttypmod,
					a.attnotnull, a.atthasdef, pg_catalog.pg_get_expr(adef.adbin, adef.adrelid, true) as adsrc,
					a.attstattarget, a.attstorage, t.typstorage,
					(
						SELECT 1 FROM pg_catalog.pg_depend pd, pg_catalog.pg_class pc
						WHERE pd.objid=pc.oid
						AND pd.classid=pc.tableoid
						AND pd.refclassid=pc.tableoid
						AND pd.refobjid=a.attrelid
						AND pd.refobjsubid=a.attnum
						AND pd.deptype='i'
						AND pc.relkind='S'
					) IS NOT NULL AS attisserial,
					pg_catalog.col_description(a.attrelid, a.attnum) AS comment
				FROM
					pg_catalog.pg_attribute a LEFT JOIN pg_catalog.pg_attrdef adef
					ON a.attrelid=adef.adrelid
					AND a.attnum=adef.adnum
					LEFT JOIN pg_catalog.pg_type t ON a.atttypid=t.oid
				WHERE
					a.attrelid = (SELECT oid FROM pg_catalog.pg_class WHERE relname='{$table}'
						AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace WHERE
						nspname = '{$c_schema}'))
					AND a.attnum > 0 AND NOT a.attisdropped
				ORDER BY a.attnum";
        } else {
            $sql = "
				SELECT
					a.attname, a.attnum,
					pg_catalog.format_type(a.atttypid, a.atttypmod) as type,
					pg_catalog.format_type(a.atttypid, NULL) as base_type,
					a.atttypmod,
					a.attnotnull, a.atthasdef, pg_catalog.pg_get_expr(adef.adbin, adef.adrelid, true) as adsrc,
					a.attstattarget, a.attstorage, t.typstorage,
					pg_catalog.col_description(a.attrelid, a.attnum) AS comment
				FROM
					pg_catalog.pg_attribute a LEFT JOIN pg_catalog.pg_attrdef adef
					ON a.attrelid=adef.adrelid
					AND a.attnum=adef.adnum
					LEFT JOIN pg_catalog.pg_type t ON a.atttypid=t.oid
				WHERE
					a.attrelid = (SELECT oid FROM pg_catalog.pg_class WHERE relname='{$table}'
						AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace WHERE
						nspname = '{$c_schema}'))
					AND a.attname = '{$field}'";
        }

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\All.

    }

    /**
     * Returns a list of all constraints on a table.
     *
     * @param $table The table to find rules for
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getConstraints($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        // This SQL is greatly complicated by the need to retrieve
        // index clustering information for primary and unique constraints
        $sql = "SELECT
				pc.conname,
				pg_catalog.pg_get_constraintdef(pc.oid, true) AS consrc,
				pc.contype,
				CASE WHEN pc.contype='u' OR pc.contype='p' THEN (
					SELECT
						indisclustered
					FROM
						pg_catalog.pg_depend pd,
						pg_catalog.pg_class pl,
						pg_catalog.pg_index pi
					WHERE
						pd.refclassid=pc.tableoid
						AND pd.refobjid=pc.oid
						AND pd.objid=pl.oid
						AND pl.oid=pi.indexrelid
				) ELSE
					NULL
				END AS indisclustered
			FROM
				pg_catalog.pg_constraint pc
			WHERE
				pc.conrelid = (SELECT oid FROM pg_catalog.pg_class WHERE relname='{$table}'
					AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace
					WHERE nspname='{$c_schema}'))
			ORDER BY
				1
		";

        return $this->selectSet($sql);
    }

    /**
     * Returns the SQL for changing the current user.
     *
     * @param $user The user to change to
     *
     * @return The SQL
     */
    public function getChangeUserSQL($user)
    {
        $this->clean($user);

        return "SET SESSION AUTHORIZATION '{$user}';";

The expression return 'SET SESSION AUTHORIZATION ''.$user.'';' returns the type string which is incompatible with the documented return type PHPPgAdmin\Database\The.

    }

    /**
     * Change a parameter from 't' or 'f' to a boolean, (others evaluate to false).
     *
     * @param $parameter the parameter
     *
     * @return bool|\PHPPgAdmin\Database\the
     */
    public function phpBool($parameter)
    {
        $parameter = ($parameter == 't');

        return $parameter;
    }

    /**
     * Formats a type correctly for display.  Postgres 7.0 had no 'format_type'
     * built-in function, and hence we need to do it manually.
     *
     * @param $typname The name of the type
     * @param $typmod  The contents of the typmod field
     *
     * @return bool|string
     */
    public function formatType($typname, $typmod)
    {
        // This is a specific constant in the 7.0 source
        $varhdrsz = 4;

        // If the first character is an underscore, it's an array type
        $is_array = false;
        if (substr($typname, 0, 1) == '_') {
            $is_array = true;
            $typname  = substr($typname, 1);
        }

        // Show lengths on bpchar and varchar
        if ($typname == 'bpchar') {
            $len  = $typmod - $varhdrsz;
            $temp = 'character';
            if ($len > 1) {
                $temp .= "({$len})";
            }
        } elseif ($typname == 'varchar') {
            $temp = 'character varying';
            if ($typmod != -1) {
                $temp .= '(' . ($typmod - $varhdrsz) . ')';
            }
        } elseif ($typname == 'numeric') {
            $temp = 'numeric';
            if ($typmod != -1) {
                $tmp_typmod = $typmod - $varhdrsz;
                $precision  = ($tmp_typmod >> 16) & 0xffff;
                $scale      = $tmp_typmod & 0xffff;
                $temp .= "({$precision}, {$scale})";
            }
        } else {
            $temp = $typname;
        }

        // Add array qualifier if it's an array
        if ($is_array) {
            $temp .= '[]';
        }

        return $temp;
    }

    /**
     * Given an array of attnums and a relation, returns an array mapping
     * attribute number to attribute name.
     *
     * @param $table The table to get attributes for
     * @param $atts  An array of attribute numbers
     *
     * @return An array mapping attnum to attname
     * @return -1 $atts must be an array

Only 1 @return tag is allowed in a function comment

     * @return -2 wrong number of attributes found
     */
    public function getAttributeNames($table, $atts)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);
        $this->arrayClean($atts);

        if (!is_array($atts)) {
            return -1;

The expression return -1 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\An.

        }

        if (sizeof($atts) == 0) {
            return [];

The expression return array() returns the type array which is incompatible with the documented return type PHPPgAdmin\Database\An.

        }

        $sql = "SELECT attnum, attname FROM pg_catalog.pg_attribute WHERE
			attrelid=(SELECT oid FROM pg_catalog.pg_class WHERE relname='{$table}' AND
			relnamespace=(SELECT oid FROM pg_catalog.pg_namespace WHERE nspname='{$c_schema}'))
			AND attnum IN ('" . join("','", $atts) . "')";

        $rs = $this->selectSet($sql);
        if ($rs->recordCount() != sizeof($atts)) {
            return -2;

The expression return -2 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\An.

        }

        $temp = [];
        while (!$rs->EOF) {
            $temp[$rs->fields['attnum']] = $rs->fields['attname'];
            $rs->moveNext();
        }

        return $temp;

The expression return $temp returns the type array which is incompatible with the documented return type PHPPgAdmin\Database\An.

    }

    /**
     * Cleans (escapes) an array.
     *
     * @param $arr The array to clean, by reference
     *
     * @return The cleaned array
     */
    public function arrayClean(&$arr)
    {
        foreach ($arr as $k => $v) {
            if ($v === null) {
                continue;
            }

            $arr[$k] = pg_escape_string($v);

The call to pg_escape_string() has too few arguments starting with data.

        }

        return $arr;
    }

    /**
     * Checks to see whether or not a table has a unique id column.
     *
     * @param $table The table name
     *
     * @return true if it has a unique id, false otherwise
     */
    public function hasObjectID($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "SELECT relhasoids FROM pg_catalog.pg_class WHERE relname='{$table}'
			AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace WHERE nspname='{$c_schema}')";

        $rs = $this->selectSet($sql);
        if ($rs->recordCount() != 1) {

The condition $rs->recordCount() != 1 is always true.

            return null;
        }

        $rs->fields['relhasoids'] = $this->phpBool($rs->fields['relhasoids']);

        return $rs->fields['relhasoids'];
    }

    /**
     * Grabs an array of users and their privileges for an object,
     * given its type.
     *
     * @param $object The name of the object whose privileges are to be retrieved
     * @param $type   The type of the object (eg. database, schema, relation, function or language)
     * @param $table  Optional, column's table if type = column

The type PHPPgAdmin\Database\Optional was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return Privileges array

The type PHPPgAdmin\Database\Privileges was not found. Maybe you did not declare it correctly or list all dependencies?

     * @return -1         invalid type

Only 1 @return tag is allowed in a function comment

     * @return -2         object not found
     * @return -3         unknown privilege type
     */
    public function getPrivileges($object, $type, $table = null)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($object);

        switch ($type) {
            case 'column':
                $this->clean($table);
                $sql = "
					SELECT E'{' || pg_catalog.array_to_string(attacl, E',') || E'}' as acl
					FROM pg_catalog.pg_attribute a
						LEFT JOIN pg_catalog.pg_class c ON (a.attrelid = c.oid)
						LEFT JOIN pg_catalog.pg_namespace n ON (c.relnamespace=n.oid)
					WHERE n.nspname='{$c_schema}'
						AND c.relname='{$table}'
						AND a.attname='{$object}'";

                break;
            case 'table':
            case 'view':
            case 'sequence':
                $sql = "
					SELECT relacl AS acl FROM pg_catalog.pg_class
					WHERE relname='{$object}'
						AND relnamespace=(SELECT oid FROM pg_catalog.pg_namespace
							WHERE nspname='{$c_schema}')";

                break;
            case 'database':
                $sql = "SELECT datacl AS acl FROM pg_catalog.pg_database WHERE datname='{$object}'";

                break;
            case 'function':
                // Since we fetch functions by oid, they are already constrained to
                // the current schema.
                $sql = "SELECT proacl AS acl FROM pg_catalog.pg_proc WHERE oid='{$object}'";

                break;
            case 'language':
                $sql = "SELECT lanacl AS acl FROM pg_catalog.pg_language WHERE lanname='{$object}'";

                break;
            case 'schema':
                $sql = "SELECT nspacl AS acl FROM pg_catalog.pg_namespace WHERE nspname='{$object}'";

                break;
            case 'tablespace':
                $sql = "SELECT spcacl AS acl FROM pg_catalog.pg_tablespace WHERE spcname='{$object}'";

                break;
            default:
                return -1;

The expression return -1 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\Privileges.

        }

        // Fetch the ACL for object
        $acl = $this->selectField($sql, 'acl');
        if ($acl == -1) {

The condition $acl == -1 is always false.

            return -2;
        }

        if ($acl == '' || $acl == null) {
            return [];

The expression return array() returns the type array which is incompatible with the documented return type PHPPgAdmin\Database\Privileges.

        }

        return $this->_parseACL($acl);
    }

    /**
     * Internal function used for parsing ACLs.
     *
     * @param $acl The ACL to parse (of type aclitem[])
     *
     * @return Privileges array
     */
    public function _parseACL($acl)

Public method name "Postgres::_parseACL" must not be prefixed with an underscore

    {
        // Take off the first and last characters (the braces)
        $acl = substr($acl, 1, strlen($acl) - 2);

        // Pick out individual ACE's by carefully parsing.  This is necessary in order
        // to cope with usernames and stuff that contain commas
        $aces      = [];
        $i         = $j         = 0;
        $in_quotes = false;
        while ($i < strlen($acl)) {
            // If current char is a double quote and it's not escaped, then
            // enter quoted bit
            $char = substr($acl, $i, 1);
            if ($char == '"' && ($i == 0 || substr($acl, $i - 1, 1) != '\\')) {
                $in_quotes = !$in_quotes;

The condition $in_quotes is always false.

            } elseif ($char == ',' && !$in_quotes) {
                // Add text so far to the array
                $aces[] = substr($acl, $j, $i - $j);
                $j      = $i + 1;
            }
            ++$i;
        }
        // Add final text to the array
        $aces[] = substr($acl, $j);

        // Create the array to be returned
        $temp = [];

        // For each ACE, generate an entry in $temp
        foreach ($aces as $v) {
            // If the ACE begins with a double quote, strip them off both ends
            // and unescape backslashes and double quotes
            $unquote = false;

The assignment to $unquote is dead and can be removed.

            if (strpos($v, '"') === 0) {
                $v = substr($v, 1, strlen($v) - 2);
                $v = str_replace('\\"', '"', $v);
                $v = str_replace('\\\\', '\\', $v);
            }

            // Figure out type of ACE (public, user or group)
            if (strpos($v, '=') === 0) {
                $atype = 'public';
            } else {
                if ($this->hasRoles()) {
                    $atype = 'role';
                } else {
                    if (strpos($v, 'group ') === 0) {
                        $atype = 'group';
                        // Tear off 'group' prefix
                        $v = substr($v, 6);
                    } else {
                        $atype = 'user';
                    }
                }
            }

            // Break on unquoted equals sign...
            $i         = 0;
            $in_quotes = false;
            $entity    = null;
            $chars     = null;
            while ($i < strlen($v)) {
                // If current char is a double quote and it's not escaped, then
                // enter quoted bit
                $char      = substr($v, $i, 1);
                $next_char = substr($v, $i + 1, 1);
                if ($char == '"' && ($i == 0 || $next_char != '"')) {
                    $in_quotes = !$in_quotes;

The condition $in_quotes is always false.

                } // Skip over escaped double quotes
                elseif ($char == '"' && $next_char == '"') {

Expected "} elseif (...) \n"; found " // Skip over escaped double quotes\n elseif (...) {\n"

                    ++$i;
                } elseif ($char == '=' && !$in_quotes) {
                    // Split on current equals sign
                    $entity = substr($v, 0, $i);
                    $chars  = substr($v, $i + 1);

                    break;
                }
                ++$i;
            }

            // Check for quoting on entity name, and unescape if necessary
            if (strpos($entity, '"') === 0) {
                $entity = substr($entity, 1, strlen($entity) - 2);
                $entity = str_replace('""', '"', $entity);
            }

            // New row to be added to $temp
            // (type, grantee, privileges, grantor, grant option?
            $row = [$atype, $entity, [], '', []];

            // Loop over chars and add privs to $row
            for ($i = 0; $i < strlen($chars); ++$i) {
                // Append to row's privs list the string representing
                // the privilege
                $char = substr($chars, $i, 1);
                if ($char == '*') {
                    $row[4][] = $this->privmap[substr($chars, $i - 1, 1)];
                } elseif ($char == '/') {
                    $grantor = substr($chars, $i + 1);
                    // Check for quoting
                    if (strpos($grantor, '"') === 0) {
                        $grantor = substr($grantor, 1, strlen($grantor) - 2);
                        $grantor = str_replace('""', '"', $grantor);
                    }
                    $row[3] = $grantor;

                    break;
                } else {
                    if (!isset($this->privmap[$char])) {
                        return -3;

The expression return -3 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\Privileges.

                    }

                    $row[2][] = $this->privmap[$char];
                }
            }

            // Append row to temp
            $temp[] = $row;
        }

        return $temp;
    }

    /**
     * Returns extra table definition information that is most usefully
     * dumped after the table contents for speed and efficiency reasons.
     *
     * @param $table The table to define
     *
     * @return A string containing the formatted SQL code
     */
    public function getTableDefSuffix($table)
    {
        $sql = '';

        // Indexes
        $indexes = $this->getIndexes($table);
        if (!is_object($indexes)) {
            $this->rollbackTransaction();

            return null;
        }

        if ($indexes->recordCount() > 0) {
            $sql .= "\n-- Indexes\n\n";
            while (!$indexes->EOF) {
                $sql .= $indexes->fields['inddef'] . ";\n";

                $indexes->moveNext();
            }
        }

        // Triggers
        $triggers = $this->getTriggers($table);
        if (!is_object($triggers)) {
            $this->rollbackTransaction();

            return null;
        }

        if ($triggers->recordCount() > 0) {
            $sql .= "\n-- Triggers\n\n";
            while (!$triggers->EOF) {
                $sql .= $triggers->fields['tgdef'];
                $sql .= ";\n";

                $triggers->moveNext();
            }
        }

        // Rules
        $rules = $this->getRules($table);
        if (!is_object($rules)) {
            $this->rollbackTransaction();

            return null;
        }

        if ($rules->recordCount() > 0) {
            $sql .= "\n-- Rules\n\n";
            while (!$rules->EOF) {
                $sql .= $rules->fields['definition'] . "\n";

                $rules->moveNext();
            }
        }

        return $sql;

The expression return $sql returns the type string which is incompatible with the documented return type PHPPgAdmin\Database\A.

    }

    /**
     * Grabs a list of indexes for a table.
     *
     * @param string $table  The name of a table whose indexes to retrieve
     * @param bool|\PHPPgAdmin\Database\Only  $unique Only get unique/pk indexes

The type PHPPgAdmin\Database\Only was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getIndexes($table = '', $unique = false)
    {
        $this->clean($table);

        $sql = "
			SELECT c2.relname AS indname, i.indisprimary, i.indisunique, i.indisclustered,
				pg_catalog.pg_get_indexdef(i.indexrelid, 0, true) AS inddef
			FROM pg_catalog.pg_class c, pg_catalog.pg_class c2, pg_catalog.pg_index i
			WHERE c.relname = '{$table}' AND pg_catalog.pg_table_is_visible(c.oid)
				AND c.oid = i.indrelid AND i.indexrelid = c2.oid
		";
        if ($unique) {
            $sql .= ' AND i.indisunique ';
        }

        $sql .= ' ORDER BY c2.relname';

        return $this->selectSet($sql);
    }

    /**
     * Grabs a list of triggers on a table.
     *
     * @param string $table The name of a table whose triggers to retrieve
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getTriggers($table = '')
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "SELECT
				t.tgname, pg_catalog.pg_get_triggerdef(t.oid) AS tgdef,
				CASE WHEN t.tgenabled = 'D' THEN FALSE ELSE TRUE END AS tgenabled, p.oid AS prooid,
				p.proname || ' (' || pg_catalog.oidvectortypes(p.proargtypes) || ')' AS proproto,
				ns.nspname AS pronamespace
			FROM pg_catalog.pg_trigger t, pg_catalog.pg_proc p, pg_catalog.pg_namespace ns
			WHERE t.tgrelid = (SELECT oid FROM pg_catalog.pg_class WHERE relname='{$table}'
				AND relnamespace=(SELECT oid FROM pg_catalog.pg_namespace WHERE nspname='{$c_schema}'))
				AND ( tgconstraint = 0 OR NOT EXISTS
						(SELECT 1 FROM pg_catalog.pg_depend d    JOIN pg_catalog.pg_constraint c
							ON (d.refclassid = c.tableoid AND d.refobjid = c.oid)
						WHERE d.classid = t.tableoid AND d.objid = t.oid AND d.deptype = 'i' AND c.contype = 'f'))
				AND p.oid=t.tgfoid
				AND p.pronamespace = ns.oid";

        return $this->selectSet($sql);
    }

    /**
     * Returns a list of all rules on a table OR view.
     *
     * @param $table The table to find rules for
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getRules($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "
			SELECT *
			FROM pg_catalog.pg_rules
			WHERE
				schemaname='{$c_schema}' AND tablename='{$table}'
			ORDER BY rulename
		";

        return $this->selectSet($sql);
    }

    /**
     * Creates a new table in the database.
     *
     * @param $name        The name of the table
     * @param $fields      The number of fields
     * @param $field       An array of field names
     * @param $type        An array of field types
     * @param $array       An array of '' or '[]' for each type if it's an array or not
     * @param $length      An array of field lengths
     * @param $notnull     An array of not null
     * @param $default     An array of default values
     * @param $withoutoids True if WITHOUT OIDS, false otherwise
     * @param $colcomment  An array of comments
     * @param $tblcomment
     * @param $tablespace  The tablespace name ('' means none/default)
     * @param $uniquekey   An Array indicating the fields that are unique (those indexes that are set)
     * @param $primarykey  An Array indicating the field used for the primarykey (those indexes that are set)
     *
     * @return bool|int 0 success
     *
     * @internal param \PHPPgAdmin\Database\Table $comment comment
     */
    public function createTable(
        $name,
        $fields,
        $field,
        $type,
        $array,
        $length,
        $notnull,
        $default,
        $withoutoids,
        $colcomment,
        $tblcomment,
        $tablespace,
        $uniquekey,
        $primarykey
    ) {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($name);

        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;
        }

        $found       = false;
        $first       = true;
        $comment_sql = ''; //Accumulate comments for the columns
        $sql         = "CREATE TABLE \"{$f_schema}\".\"{$name}\" (";
        for ($i = 0; $i < $fields; ++$i) {
            $this->fieldClean($field[$i]);
            $this->clean($type[$i]);
            $this->clean($length[$i]);
            $this->clean($colcomment[$i]);

            // Skip blank columns - for user convenience
            if ($field[$i] == '' || $type[$i] == '') {
                continue;
            }

            // If not the first column, add a comma
            if (!$first) {
                $sql .= ', ';
            } else {
                $first = false;
            }

            switch ($type[$i]) {
                // Have to account for weird placing of length for with/without
                // time zone types
                case 'timestamp with time zone':
                case 'timestamp without time zone':
                    $qual = substr($type[$i], 9);
                    $sql .= "\"{$field[$i]}\" timestamp";
                    if ($length[$i] != '') {
                        $sql .= "({$length[$i]})";
                    }

                    $sql .= $qual;

                    break;
                case 'time with time zone':
                case 'time without time zone':
                    $qual = substr($type[$i], 4);
                    $sql .= "\"{$field[$i]}\" time";
                    if ($length[$i] != '') {
                        $sql .= "({$length[$i]})";
                    }

                    $sql .= $qual;

                    break;
                default:
                    $sql .= "\"{$field[$i]}\" {$type[$i]}";
                    if ($length[$i] != '') {
                        $sql .= "({$length[$i]})";
                    }
            }
            // Add array qualifier if necessary
            if ($array[$i] == '[]') {
                $sql .= '[]';
            }

            // Add other qualifiers
            if (!isset($primarykey[$i])) {
                if (isset($uniquekey[$i])) {
                    $sql .= ' UNIQUE';
                }

                if (isset($notnull[$i])) {
                    $sql .= ' NOT NULL';
                }
            }
            if ($default[$i] != '') {
                $sql .= " DEFAULT {$default[$i]}";
            }

            if ($colcomment[$i] != '') {
                $comment_sql .= "COMMENT ON COLUMN \"{$name}\".\"{$field[$i]}\" IS '{$colcomment[$i]}';\n";
            }

            $found = true;
        }

        if (!$found) {

The condition $found is always false.

            return -1;
        }

        // PRIMARY KEY
        $primarykeycolumns = [];
        for ($i = 0; $i < $fields; ++$i) {
            if (isset($primarykey[$i])) {
                $primarykeycolumns[] = "\"{$field[$i]}\"";
            }
        }
        if (count($primarykeycolumns) > 0) {
            $sql .= ', PRIMARY KEY (' . implode(', ', $primarykeycolumns) . ')';
        }

        $sql .= ')';

        // WITHOUT OIDS
        if ($withoutoids) {
            $sql .= ' WITHOUT OIDS';
        } else {
            $sql .= ' WITH OIDS';
        }

        // Tablespace
        if ($this->hasTablespaces() && $tablespace != '') {
            $this->fieldClean($tablespace);
            $sql .= " TABLESPACE \"{$tablespace}\"";
        }

        $status = $this->execute($sql);
        if ($status) {
            $this->rollbackTransaction();

            return -1;
        }

        if ($tblcomment != '') {
            $status = $this->setComment('TABLE', '', $name, $tblcomment, true);
            if ($status) {
                $this->rollbackTransaction();

                return -1;
            }
        }

        if ($comment_sql != '') {
            $status = $this->execute($comment_sql);
            if ($status) {
                $this->rollbackTransaction();

                return -1;
            }
        }

        return $this->endTransaction();
    }

    /**
     * Creates a new table in the database copying attribs and other properties from another table.

The type PHPPgAdmin\Database\an was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @param                                 $name        The name of the table
     * @param                                 $like        an array giving the schema ans the name of the table from which attribs are copying
     *                                                     from: array(
     *                                                     'table' => table name,
     *                                                     'schema' => the schema name,
     *                                                     )
     * @param bool    $defaults    if true, copy the defaults values as well
     * @param bool    $constraints if true, copy the constraints as well (CHECK on table & attr)
     * @param bool                            $idx
     * @param string $tablespace  The tablespace name ('' means none/default)
     *
     * @return bool|int
     */
    public function createTableLike($name, $like, $defaults = false, $constraints = false, $idx = false, $tablespace = '')
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($name);
        $this->fieldClean($like['schema']);
        $this->fieldClean($like['table']);
        $like = "\"{$like['schema']}\".\"{$like['table']}\"";

        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;
        }

        $sql = "CREATE TABLE \"{$f_schema}\".\"{$name}\" (LIKE {$like}";

        if ($defaults) {
            $sql .= ' INCLUDING DEFAULTS';
        }

        if ($this->hasCreateTableLikeWithConstraints() && $constraints) {
            $sql .= ' INCLUDING CONSTRAINTS';
        }

        if ($this->hasCreateTableLikeWithIndexes() && $idx) {
            $sql .= ' INCLUDING INDEXES';
        }

        $sql .= ')';

        if ($this->hasTablespaces() && $tablespace != '') {
            $this->fieldClean($tablespace);
            $sql .= " TABLESPACE \"{$tablespace}\"";
        }

        $status = $this->execute($sql);
        if ($status) {

$status is of type ADORecordSet, thus it always evaluated to true.

            $this->rollbackTransaction();

            return -1;
        }

        return $this->endTransaction();
    }

    /**
     * Alter table properties.
     *
     * @param $table      The name of the table
     * @param $name       The new name for the table
     * @param $owner      The new owner for the table
     * @param $schema     The new schema for the table
     * @param $comment    The comment on the table
     * @param $tablespace The new tablespace for the table ('' means leave as is)
     *
     * @return bool|int 0 success
     */
    public function alterTable($table, $name, $owner, $schema, $comment, $tablespace)
    {
        $data = $this->getTable($table);

        if ($data->recordCount() != 1) {

The condition $data->recordCount() != 1 is always true.

            return -2;
        }

        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        $status = $this->_alterTable($data, $name, $owner, $schema, $comment, $tablespace);

        if ($status != 0) {
            $this->rollbackTransaction();

            return $status;
        }

        return $this->endTransaction();
    }

    /**
     * Protected method which alter a table
     * SHOULDN'T BE CALLED OUTSIDE OF A TRANSACTION.
     *
     * @param $tblrs      The table recordSet returned by getTable()
     * @param $name       The new name for the table
     * @param $owner      The new owner for the table
     * @param $schema     The new schema for the table
     * @param $comment    The comment on the table
     * @param $tablespace The new tablespace for the table ('' means leave as is)
     *
     * @return int 0 success
     */
    protected function _alterTable($tblrs, $name, $owner, $schema, $comment, $tablespace)

Protected method name "Postgres::_alterTable" must not be prefixed with an underscore

    {
        $this->fieldArrayClean($tblrs->fields);

        // Comment
        $status = $this->setComment('TABLE', '', $tblrs->fields['relname'], $comment);
        if ($status != 0) {
            return -4;
        }

        // Owner
        $this->fieldClean($owner);
        $status = $this->alterTableOwner($tblrs, $owner);
        if ($status != 0) {
            return -5;
        }

        // Tablespace
        $this->fieldClean($tablespace);
        $status = $this->alterTableTablespace($tblrs, $tablespace);
        if ($status != 0) {
            return -6;
        }

        // Rename
        $this->fieldClean($name);
        $status = $this->alterTableName($tblrs, $name);
        if ($status != 0) {
            return -3;
        }

        // Schema
        $this->fieldClean($schema);
        $status = $this->alterTableSchema($tblrs, $schema);
        if ($status != 0) {
            return -7;
        }

        return 0;
    }

    /**
     * Alter a table's owner
     * /!\ this function is called from _alterTable which take care of escaping fields.
     *
     * @param      $tblrs The table RecordSet returned by getTable()
     * @param null $owner

Are you sure the doc-type for parameter $owner is correct as it would always require null to be passed?

     *
     * @return int 0 if operation was successful
     *
     * @internal param \PHPPgAdmin\Database\The $name new table's owner
     */
    public function alterTableOwner($tblrs, $owner = null)
    {
        /* vars cleaned in _alterTable */
        if (!empty($owner) && ($tblrs->fields['relowner'] != $owner)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            // If owner has been changed, then do the alteration.  We are
            // careful to avoid this generally as changing owner is a
            // superuser only function.
            $sql = "ALTER TABLE \"{$f_schema}\".\"{$tblrs->fields['relname']}\" OWNER TO \"{$owner}\"";

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return 0;
    }

    /**
     * Alter a table's tablespace
     * /!\ this function is called from _alterTable which take care of escaping fields.
     *
     * @param      $tblrs      The table RecordSet returned by getTable()
     * @param null $tablespace

Are you sure the doc-type for parameter $tablespace is correct as it would always require null to be passed?

     *
     * @return int 0 if operation was successful
     *
     * @internal param \PHPPgAdmin\Database\The $name new table's tablespace
     */
    public function alterTableTablespace($tblrs, $tablespace = null)
    {
        /* vars cleaned in _alterTable */
        if (!empty($tablespace) && ($tblrs->fields['tablespace'] != $tablespace)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);

            // If tablespace has been changed, then do the alteration.  We
            // don't want to do this unnecessarily.
            $sql = "ALTER TABLE \"{$f_schema}\".\"{$tblrs->fields['relname']}\" SET TABLESPACE \"{$tablespace}\"";

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return 0;
    }

    /**
     * Alter a table's name
     * /!\ this function is called from _alterTable which take care of escaping fields.
     *
     * @param $tblrs The table RecordSet returned by getTable()
     * @param $name  The new table's name
     *
     * @return int 0 if operation was successful
     */
    public function alterTableName($tblrs, $name = null)
    {
        /* vars cleaned in _alterTable */
        // Rename (only if name has changed)
        if (!empty($name) && ($name != $tblrs->fields['relname'])) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);

            $sql    = "ALTER TABLE \"{$f_schema}\".\"{$tblrs->fields['relname']}\" RENAME TO \"{$name}\"";
            $status = $this->execute($sql);
            if ($status == 0) {

The condition $status == 0 is always false.

                $tblrs->fields['relname'] = $name;
            } else {
                return $status;

The expression return $status returns the type ADORecordSet which is incompatible with the documented return type integer.

            }
        }

        return 0;
    }

    // Row functions

    /**
     * Alter a table's schema
     * /!\ this function is called from _alterTable which take care of escaping fields.
     *
     * @param      $tblrs  The table RecordSet returned by getTable()
     * @param null $schema

Are you sure the doc-type for parameter $schema is correct as it would always require null to be passed?

     *
     * @return int 0 if operation was successful
     *
     * @internal param \PHPPgAdmin\Database\The $name new table's schema
     */
    public function alterTableSchema($tblrs, $schema = null)
    {
        /* vars cleaned in _alterTable */
        if (!empty($schema) && ($tblrs->fields['nspname'] != $schema)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            // If tablespace has been changed, then do the alteration.  We
            // don't want to do this unnecessarily.
            $sql = "ALTER TABLE \"{$f_schema}\".\"{$tblrs->fields['relname']}\" SET SCHEMA \"{$schema}\"";

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return 0;
    }

    /**
     * Empties a table in the database.
     *
     * @param $table The table to be emptied
     * @param $cascade True to cascade truncate, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function emptyTable($table, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);

        $sql = "TRUNCATE TABLE \"{$f_schema}\".\"{$table}\" ";
        if ($cascade) {
            $sql = $sql . ' CASCADE';
        }

        $status = $this->execute($sql);

        return [$status, $sql];

The expression return array($status, $sql) returns the type array<integer,string|ADORecordSet> which is incompatible with the documented return type integer.

    }

    /**
     * Removes a table from the database.
     *
     * @param $table   The table to drop
     * @param $cascade True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropTable($table, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);

        $sql = "DROP TABLE \"{$f_schema}\".\"{$table}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Add a new column to a table.
     *
     * @param $table   The table to add to
     * @param $column  The name of the new column
     * @param $type    The type of the column
     * @param $array   True if array type, false otherwise
     * @param $length  The optional size of the column (ie. 30 for varchar(30))
     * @param $notnull True if NOT NULL, false otherwise
     * @param $default The default for the column.  '' for none.
     * @param $comment
     *
     * @return bool|int 0 success
     */
    public function addColumn($table, $column, $type, $array, $length, $notnull, $default, $comment)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldClean($column);
        $this->clean($type);
        $this->clean($length);

        if ($length == '') {
            $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ADD COLUMN \"{$column}\" {$type}";
        } else {
            switch ($type) {
                // Have to account for weird placing of length for with/without
                // time zone types
                case 'timestamp with time zone':
                case 'timestamp without time zone':
                    $qual = substr($type, 9);
                    $sql  = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ADD COLUMN \"{$column}\" timestamp({$length}){$qual}";

                    break;
                case 'time with time zone':
                case 'time without time zone':
                    $qual = substr($type, 4);
                    $sql  = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ADD COLUMN \"{$column}\" time({$length}){$qual}";

                    break;
                default:
                    $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ADD COLUMN \"{$column}\" {$type}({$length})";
            }
        }

        // Add array qualifier, if requested
        if ($array) {
            $sql .= '[]';
        }

        // If we have advanced column adding, add the extra qualifiers
        if ($this->hasCreateFieldWithConstraints()) {
            // NOT NULL clause
            if ($notnull) {
                $sql .= ' NOT NULL';
            }

            // DEFAULT clause
            if ($default != '') {
                $sql .= ' DEFAULT ' . $default;
            }
        }

        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;
        }

        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            $this->rollbackTransaction();

            return -1;
        }

        $status = $this->setComment('COLUMN', $column, $table, $comment);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        return $this->endTransaction();
    }

    /**
     * Alters a column in a table.
     *
     * @param $table      The table in which the column resides
     * @param $column     The column to alter
     * @param $name       The new name for the column
     * @param $notnull    (boolean) True if not null, false otherwise
     * @param $oldnotnull (boolean) True if column is already not null, false otherwise
     * @param $default    The new default for the column
     * @param $olddefault The old default for the column
     * @param $type       The new type for the column
     * @param $length     The optional size of the column (ie. 30 for varchar(30))
     * @param $array      True if array type, false otherwise
     * @param $oldtype    The old type for the column
     * @param $comment    Comment for the column

The type PHPPgAdmin\Database\Comment was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return array 0 success
     */
    public function alterColumn(
        $table,
        $column,
        $name,
        $notnull,
        $oldnotnull,
        $default,
        $olddefault,
        $type,
        $length,
        $array,
        $oldtype,
        $comment
    ) {
        // Begin transaction
        $status = $this->beginTransaction();
        $sql    = '';
        if ($status != 0) {
            $this->rollbackTransaction();

            return [-6, $sql];
        }

        // Rename the column, if it has been changed
        if ($column != $name) {
            $status = $this->renameColumn($table, $column, $name);
            if ($status != 0) {
                $this->rollbackTransaction();

                return [-4, $sql];
            }
        }

        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($name);
        $this->fieldClean($table);
        $this->fieldClean($column);

        $toAlter = [];
        // Create the command for changing nullability
        if ($notnull != $oldnotnull) {
            $toAlter[] = "ALTER COLUMN \"{$name}\" " . ($notnull ? 'SET' : 'DROP') . ' NOT NULL';
        }

        // Add default, if it has changed
        if ($default != $olddefault) {
            if ($default == '') {
                $toAlter[] = "ALTER COLUMN \"{$name}\" DROP DEFAULT";
            } else {
                $toAlter[] = "ALTER COLUMN \"{$name}\" SET DEFAULT {$default}";
            }
        }

        // Add type, if it has changed
        if ($length == '') {
            $ftype = $type;
        } else {
            switch ($type) {
                // Have to account for weird placing of length for with/without
                // time zone types
                case 'timestamp with time zone':
                case 'timestamp without time zone':
                    $qual  = substr($type, 9);
                    $ftype = "timestamp({$length}){$qual}";

                    break;
                case 'time with time zone':
                case 'time without time zone':
                    $qual  = substr($type, 4);
                    $ftype = "time({$length}){$qual}";

                    break;
                default:
                    $ftype = "{$type}({$length})";
            }
        }

        // Add array qualifier, if requested
        if ($array) {
            $ftype .= '[]';
        }

        if ($ftype != $oldtype) {
            $toAlter[] = "ALTER COLUMN \"{$name}\" TYPE {$ftype}";
        }

        // Attempt to process the batch alteration, if anything has been changed
        if (!empty($toAlter)) {
            // Initialise an empty SQL string
            $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" "
            . implode(',', $toAlter);

            $status = $this->execute($sql);
            if ($status != 0) {

The condition $status != 0 is always true.

                $this->rollbackTransaction();

                return [-1, $sql];
            }
        }

        // Update the comment on the column
        $status = $this->setComment('COLUMN', $name, $table, $comment);
        if ($status != 0) {
            $this->rollbackTransaction();

            return [-5, $sql];
        }

        return [$this->endTransaction(), $sql];
    }

    /**
     * Renames a column in a table.
     *
     * @param $table   The table containing the column to be renamed
     * @param $column  The column to be renamed
     * @param $newName The new name for the column
     *
     * @return integer 0 if operation was successful
     */
    public function renameColumn($table, $column, $newName)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldClean($column);
        $this->fieldClean($newName);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" RENAME COLUMN \"{$column}\" TO \"{$newName}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Sets default value of a column.
     *
     * @param $table   The table from which to drop
     * @param $column  The column name to set
     * @param $default The new default value
     *
     * @return integer 0 if operation was successful
     */
    public function setColumnDefault($table, $column, $default)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldClean($column);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ALTER COLUMN \"{$column}\" SET DEFAULT {$default}";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Sets whether or not a column can contain NULLs.
     *
     * @param $table  The table that contains the column
     * @param $column The column to alter
     * @param $state  True to set null, false to set not null
     *
     * @return integer 0 if operation was successful
     */
    public function setColumnNull($table, $column, $state)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldClean($column);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ALTER COLUMN \"{$column}\" " . ($state ? 'DROP' : 'SET') . ' NOT NULL';

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Drops a column from a table.
     *
     * @param $table   The table from which to drop a column
     * @param $column  The column to be dropped
     * @param $cascade True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropColumn($table, $column, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldClean($column);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" DROP COLUMN \"{$column}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Drops default value of a column.
     *
     * @param $table  The table from which to drop
     * @param $column The column name to drop default
     *
     * @return integer 0 if operation was successful
     */
    public function dropColumnDefault($table, $column)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldClean($column);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ALTER COLUMN \"{$column}\" DROP DEFAULT";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Sets up the data object for a dump.  eg. Starts the appropriate
     * transaction, sets variables, etc.
     *
     * @return int 0 success
     */
    public function beginDump()
    {
        // Begin serializable transaction (to dump consistent data)
        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;
        }

        // Set serializable
        $sql    = 'SET TRANSACTION ISOLATION LEVEL SERIALIZABLE';
        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            $this->rollbackTransaction();

            return -1;
        }

        // Set datestyle to ISO
        $sql    = 'SET DATESTYLE = ISO';
        $status = $this->execute($sql);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        // Set extra_float_digits to 2
        $sql    = 'SET extra_float_digits TO 2';
        $status = $this->execute($sql);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        return 0;
    }

    /**
     * Ends the data object for a dump.
     *
     * @return bool 0 success
     */
    public function endDump()
    {
        return $this->endTransaction();
    }

    /**
     * Returns a recordset of all columns in a relation.  Used for data export.
     *
     * @@ Note: Really needs to use a cursor
     *
     * @param $relation The name of a relation

Parameter tags must be defined first in a doc comment

     * @param $oids
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset on success
     */
    public function dumpRelation($relation, $oids)
    {
        $this->fieldClean($relation);

        // Actually retrieve the rows
        if ($oids) {
            $oid_str = $this->id . ', ';
        } else {
            $oid_str = '';
        }

        return $this->selectSet("SELECT {$oid_str}* FROM \"{$relation}\"");
    }

    /**
     * Returns all available autovacuum per table information.
     *
     * @param \PHPPgAdmin\Database\if|string $table if given, return autovacuum info for the given table or return all informations for all table

The type PHPPgAdmin\Database\if was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getTableAutovacuum($table = '')
    {
        $sql = '';

        if ($table !== '') {
            $this->clean($table);
            $c_schema = $this->_schema;
            $this->clean($c_schema);

            $sql = "SELECT c.oid, nspname, relname, pg_catalog.array_to_string(reloptions, E',') AS reloptions
				FROM pg_class c
					LEFT JOIN pg_namespace n ON n.oid = c.relnamespace
				WHERE c.relkind = 'r'::\"char\"
					AND n.nspname NOT IN ('pg_catalog','information_schema')
					AND c.reloptions IS NOT NULL
					AND c.relname = '{$table}' AND n.nspname = '{$c_schema}'
				ORDER BY nspname, relname";
        } else {
            $sql = "SELECT c.oid, nspname, relname, pg_catalog.array_to_string(reloptions, E',') AS reloptions
				FROM pg_class c
					LEFT JOIN pg_namespace n ON n.oid = c.relnamespace
				WHERE c.relkind = 'r'::\"char\"
					AND n.nspname NOT IN ('pg_catalog','information_schema')
					AND c.reloptions IS NOT NULL
				ORDER BY nspname, relname";
        }

        /* tmp var to parse the results */
        $_autovacs = $this->selectSet($sql);

        /* result aray to return as RS */
        $autovacs = [];
        while (!$_autovacs->EOF) {
            $_ = [
                'nspname' => $_autovacs->fields['nspname'],
                'relname' => $_autovacs->fields['relname'],
            ];

            foreach (explode(',', $_autovacs->fields['reloptions']) as $var) {
                list($o, $v) = explode('=', $var);
                $_[$o]       = $v;
            }

            $autovacs[] = $_;

            $_autovacs->moveNext();
        }

        return new \PHPPgAdmin\ArrayRecordSet($autovacs);

The expression return new PHPPgAdmin\ArrayRecordSet($autovacs) returns the type PHPPgAdmin\ArrayRecordSet which is incompatible with the documented return type PHPPgAdmin\ADORecordSet.

    }

    /**
     * Get the fields for uniquely identifying a row in a table.
     *
     * @param $table The table for which to retrieve the identifier
     *
     * @return An array mapping attribute number to attribute name, empty for no identifiers
     * @return -1 error

Only 1 @return tag is allowed in a function comment

     */
    public function getRowIdentifier($table)
    {
        $oldtable = $table;
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;

The expression return -1 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\An.

        }

        // Get the first primary or unique index (sorting primary keys first) that
        // is NOT a partial index.
        $sql = "
			SELECT indrelid, indkey
			FROM pg_catalog.pg_index
			WHERE indisunique AND indrelid=(
				SELECT oid FROM pg_catalog.pg_class
				WHERE relname='{$table}' AND relnamespace=(
					SELECT oid FROM pg_catalog.pg_namespace
					WHERE nspname='{$c_schema}'
				)
			) AND indpred IS NULL AND indexprs IS NULL
			ORDER BY indisprimary DESC LIMIT 1";
        $rs = $this->selectSet($sql);

        // If none, check for an OID column.  Even though OIDs can be duplicated, the edit and delete row
        // functions check that they're only modiying a single row.  Otherwise, return empty array.
        if ($rs->recordCount() == 0) {

The condition $rs->recordCount() == 0 is always false.

            // Check for OID column
            $temp = [];
            if ($this->hasObjectID($table)) {
                $temp = ['oid'];
            }
            $this->endTransaction();

            return $temp;
        } // Otherwise find the names of the keys

        $attnames = $this->getAttributeNames($oldtable, explode(' ', $rs->fields['indkey']));
        if (!is_array($attnames)) {

The condition is_array($attnames) is always false.

            $this->rollbackTransaction();

            return -1;

The expression return -1 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\An.

        }

        $this->endTransaction();

        return $attnames;
    }

    /**
     * Adds a new row to a table.
     *
     * @param $table  The table in which to insert
     * @param $fields Array of given field in values
     * @param $values Array of new values for the row
     * @param $nulls  An array mapping column => something if it is to be null
     * @param $format An array of the data type (VALUE or EXPRESSION)
     * @param $types  An array of field types
     *
     * @return int 0 if operation was successful
     */
    public function insertRow($table, $fields, $values, $nulls, $format, $types)
    {
        if (!is_array($fields) || !is_array($values) || !is_array($nulls)
            || !is_array($format) || !is_array($types)
            || (count($fields) != count($values))
        ) {
            return -1;
        }

        // Build clause
        if (count($values) > 0) {
            // Escape all field names
            $fields   = array_map(['\PHPPgAdmin\Database\Postgres', 'fieldClean'], $fields);
            $f_schema = $this->_schema;
            $this->fieldClean($table);
            $this->fieldClean($f_schema);

            $sql = '';
            foreach ($values as $i => $value) {
                // Handle NULL values
                if (isset($nulls[$i])) {
                    $sql .= ',NULL';
                } else {
                    $sql .= ',' . $this->formatValue($types[$i], $format[$i], $value);
                }
            }

            $sql = "INSERT INTO \"{$f_schema}\".\"{$table}\" (\"" . implode('","', $fields) . '")
                VALUES (' . substr($sql, 1) . ')';

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return -1;
    }

    /**
     * Formats a value or expression for sql purposes.
     *
     * @param $type   The type of the field
     * @param $format VALUE or EXPRESSION

The type PHPPgAdmin\Database\VALUE was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param $value  The actual value entered in the field.  Can be NULL
     *
     * @return The suitably quoted and escaped value
     */
    public function formatValue($type, $format, $value)
    {
        switch ($type) {
            case 'bool':
            case 'boolean':
                if ($value == 't') {
                    return 'TRUE';

The expression return 'TRUE' returns the type string which is incompatible with the documented return type PHPPgAdmin\Database\The.

                }

                if ($value == 'f') {
                    return 'FALSE';

The expression return 'FALSE' returns the type string which is incompatible with the documented return type PHPPgAdmin\Database\The.

                }
                if ($value == '') {
                    return 'NULL';

The expression return 'NULL' returns the type string which is incompatible with the documented return type PHPPgAdmin\Database\The.

                }

                return $value;
                break;

break is not strictly necessary here and could be removed.

            default:
                // Checking variable fields is difficult as there might be a size
                // attribute...
                if (strpos($type, 'time') === 0) {
                    // Assume it's one of the time types...
                    if ($value == '') {
                        return "''";

The expression return '''' returns the type string which is incompatible with the documented return type PHPPgAdmin\Database\The.

                    }

                    if (strcasecmp($value, 'CURRENT_TIMESTAMP') == 0
                        || strcasecmp($value, 'CURRENT_TIME') == 0
                        || strcasecmp($value, 'CURRENT_DATE') == 0
                        || strcasecmp($value, 'LOCALTIME') == 0
                        || strcasecmp($value, 'LOCALTIMESTAMP') == 0) {

Closing parenthesis of a multi-line IF statement must be on a new line

                        return $value;
                    }
                    if ($format == 'EXPRESSION') {
                        return $value;
                    }
                    $this->clean($value);

                    return "'{$value}'";

The expression return '''.$value.''' returns the type string which is incompatible with the documented return type PHPPgAdmin\Database\The.

                }
                if ($format == 'VALUE') {
                    $this->clean($value);

                    return "'{$value}'";

The expression return '''.$value.''' returns the type string which is incompatible with the documented return type PHPPgAdmin\Database\The.

                }

                return $value;
        }
    }

    // View functions

    /**
     * Updates a row in a table.
     *
     * @param $table  The table in which to update
     * @param $vars   An array mapping new values for the row
     * @param $nulls  An array mapping column => something if it is to be null
     * @param $format An array of the data type (VALUE or EXPRESSION)
     * @param $types  An array of field types
     * @param $keyarr An array mapping column => value to update
     *
     * @return bool|int 0 success
     */
    public function editRow($table, $vars, $nulls, $format, $types, $keyarr)
    {
        if (!is_array($vars) || !is_array($nulls) || !is_array($format) || !is_array($types)) {
            return -1;
        }

        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);

        // Build clause
        if (sizeof($vars) > 0) {
            foreach ($vars as $key => $value) {
                $this->fieldClean($key);

                // Handle NULL values
                if (isset($nulls[$key])) {
                    $tmp = 'NULL';
                } else {
                    $tmp = $this->formatValue($types[$key], $format[$key], $value);
                }

                if (isset($sql)) {
                    $sql .= ", \"{$key}\"={$tmp}";
                } else {
                    $sql = "UPDATE \"{$f_schema}\".\"{$table}\" SET \"{$key}\"={$tmp}";
                }
            }
            $first = true;
            foreach ($keyarr as $k => $v) {
                $this->fieldClean($k);
                $this->clean($v);
                if ($first) {
                    $sql .= " WHERE \"{$k}\"='{$v}'";

The variable $sql does not seem to be defined for all execution paths leading up to this point.

                    $first = false;
                } else {
                    $sql .= " AND \"{$k}\"='{$v}'";
                }
            }
        }

        // Begin transaction.  We do this so that we can ensure only one row is
        // edited
        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            // update failed
            $this->rollbackTransaction();

            return -1;
        }

        if ($this->conn->Affected_Rows() != 1) {
            // more than one row could be updated
            $this->rollbackTransaction();

            return -2;
        }

        // End transaction
        return $this->endTransaction();
    }

    /**
     * Delete a row from a table.
     *
     * @param      $table  The table from which to delete
     * @param      $key    An array mapping column => value to delete
     * @param bool $schema
     *
     * @return bool|int 0 success
     */
    public function deleteRow($table, $key, $schema = false)
    {
        if (!is_array($key)) {
            return -1;
        }

        // Begin transaction.  We do this so that we can ensure only one row is
        // deleted
        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        if ($schema === false) {
            $schema = $this->_schema;
        }

        $status = $this->delete($table, $key, $schema);
        if ($status != 0 || $this->conn->Affected_Rows() != 1) {
            $this->rollbackTransaction();

            return -2;
        }

        // End transaction
        return $this->endTransaction();
    }

    /**
     * Returns all sequences in the current database.
     *
     * @param bool $all
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getSequences($all = false)
    {
        if ($all) {
            // Exclude pg_catalog and information_schema tables
            $sql = "SELECT n.nspname, c.relname AS seqname, u.usename AS seqowner
				FROM pg_catalog.pg_class c, pg_catalog.pg_user u, pg_catalog.pg_namespace n
				WHERE c.relowner=u.usesysid AND c.relnamespace=n.oid
				AND c.relkind = 'S'
				AND n.nspname NOT IN ('pg_catalog', 'information_schema', 'pg_toast')
				ORDER BY nspname, seqname";
        } else {
            $c_schema = $this->_schema;
            $this->clean($c_schema);
            $sql = "SELECT c.relname AS seqname, u.usename AS seqowner, pg_catalog.obj_description(c.oid, 'pg_class') AS seqcomment,
				(SELECT spcname FROM pg_catalog.pg_tablespace pt WHERE pt.oid=c.reltablespace) AS tablespace
				FROM pg_catalog.pg_class c, pg_catalog.pg_user u, pg_catalog.pg_namespace n
				WHERE c.relowner=u.usesysid AND c.relnamespace=n.oid
				AND c.relkind = 'S' AND n.nspname='{$c_schema}' ORDER BY seqname";
        }

        return $this->selectSet($sql);
    }

    /**
     * Execute nextval on a given sequence.
     *
     * @param $sequence Sequence name

The type PHPPgAdmin\Database\Sequence was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return integer 0 if operation was successful
     */
    public function nextvalSequence($sequence)
    {
        /* This double-cleaning is deliberate */
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->clean($f_schema);
        $this->fieldClean($sequence);
        $this->clean($sequence);

        $sql = "SELECT pg_catalog.NEXTVAL('\"{$f_schema}\".\"{$sequence}\"')";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Execute setval on a given sequence.
     *
     * @param $sequence  Sequence name
     * @param $nextvalue The next value
     *
     * @return integer 0 if operation was successful
     */
    public function setvalSequence($sequence, $nextvalue)
    {
        /* This double-cleaning is deliberate */
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->clean($f_schema);
        $this->fieldClean($sequence);
        $this->clean($sequence);
        $this->clean($nextvalue);

        $sql = "SELECT pg_catalog.SETVAL('\"{$f_schema}\".\"{$sequence}\"', '{$nextvalue}')";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Restart a given sequence to its start value.
     *
     * @param $sequence Sequence name
     *
     * @return integer 0 if operation was successful
     */
    public function restartSequence($sequence)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($sequence);

        $sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$sequence}\" RESTART;";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Resets a given sequence to min value of sequence.
     *
     * @param $sequence Sequence name
     *
     * @return int 0 if operation was successful
     */
    public function resetSequence($sequence)
    {
        // Get the minimum value of the sequence
        $seq = $this->getSequence($sequence);
        if ($seq->recordCount() != 1) {

The condition $seq->recordCount() != 1 is always true.

            return -1;
        }

        $minvalue = $seq->fields['min_value'];

        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        /* This double-cleaning is deliberate */
        $this->fieldClean($sequence);
        $this->clean($sequence);

        $sql = "SELECT pg_catalog.SETVAL('\"{$f_schema}\".\"{$sequence}\"', {$minvalue})";

        return $this->execute($sql);
    }

    /**
     * Returns properties of a single sequence.
     *
     * @param $sequence Sequence name
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getSequence($sequence)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $c_sequence = $sequence;
        $this->fieldClean($sequence);
        $this->clean($c_sequence);

        $sql = "
			SELECT c.relname AS seqname, s.*,
				pg_catalog.obj_description(s.tableoid, 'pg_class') AS seqcomment,
				u.usename AS seqowner, n.nspname
			FROM \"{$sequence}\" AS s, pg_catalog.pg_class c, pg_catalog.pg_user u, pg_catalog.pg_namespace n
			WHERE c.relowner=u.usesysid AND c.relnamespace=n.oid
				AND c.relname = '{$c_sequence}' AND c.relkind = 'S' AND n.nspname='{$c_schema}'
				AND n.oid = c.relnamespace";

        return $this->selectSet($sql);
    }

    /**
     * Creates a new sequence.
     *
     * @param $sequence    Sequence name
     * @param $increment   The increment
     * @param $minvalue    The min value
     * @param $maxvalue    The max value
     * @param $startvalue  The starting value
     * @param $cachevalue  The cache value
     * @param $cycledvalue True if cycled, false otherwise
     *
     * @return integer 0 if operation was successful
     */
    public function createSequence(
        $sequence,
        $increment,
        $minvalue,
        $maxvalue,
        $startvalue,
        $cachevalue,
        $cycledvalue
    ) {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($sequence);
        $this->clean($increment);
        $this->clean($minvalue);
        $this->clean($maxvalue);
        $this->clean($startvalue);
        $this->clean($cachevalue);

        $sql = "CREATE SEQUENCE \"{$f_schema}\".\"{$sequence}\"";
        if ($increment != '') {
            $sql .= " INCREMENT {$increment}";
        }

        if ($minvalue != '') {
            $sql .= " MINVALUE {$minvalue}";
        }

        if ($maxvalue != '') {
            $sql .= " MAXVALUE {$maxvalue}";
        }

        if ($startvalue != '') {
            $sql .= " START {$startvalue}";
        }

        if ($cachevalue != '') {
            $sql .= " CACHE {$cachevalue}";
        }

        if ($cycledvalue) {
            $sql .= ' CYCLE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Alters a sequence.
     *
     * @param $sequence     The name of the sequence
     * @param $name         The new name for the sequence
     * @param $comment      The comment on the sequence
     * @param $owner        The new owner for the sequence
     * @param $schema       The new schema for the sequence
     * @param $increment    The increment
     * @param $minvalue     The min value
     * @param $maxvalue     The max value
     * @param $restartvalue The starting value
     * @param $cachevalue   The cache value
     * @param $cycledvalue  True if cycled, false otherwise
     * @param $startvalue   The sequence start value when issueing a restart
     *
     * @return bool|int 0 success
     */
    public function alterSequence(
        $sequence,
        $name,
        $comment,
        $owner = null,
        $schema = null,
        $increment = null,
        $minvalue = null,
        $maxvalue = null,
        $restartvalue = null,
        $cachevalue = null,
        $cycledvalue = null,
        $startvalue = null
    ) {
        $this->fieldClean($sequence);

        $data = $this->getSequence($sequence);

        if ($data->recordCount() != 1) {

The condition $data->recordCount() != 1 is always true.

            return -2;
        }

        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        $status = $this->_alterSequence(
            $data,
            $name,
            $comment,
            $owner,
            $schema,
            $increment,
            $minvalue,
            $maxvalue,
            $restartvalue,
            $cachevalue,
            $cycledvalue,
            $startvalue
        );

        if ($status != 0) {
            $this->rollbackTransaction();

            return $status;
        }

        return $this->endTransaction();
    }

    /**
     * Protected method which alter a sequence
     * SHOULDN'T BE CALLED OUTSIDE OF A TRANSACTION.
     *
     * @param $seqrs        The sequence recordSet returned by getSequence()
     * @param $name         The new name for the sequence
     * @param $comment      The comment on the sequence
     * @param $owner        The new owner for the sequence
     * @param $schema       The new schema for the sequence
     * @param $increment    The increment
     * @param $minvalue     The min value
     * @param $maxvalue     The max value
     * @param $restartvalue The starting value
     * @param $cachevalue   The cache value
     * @param $cycledvalue  True if cycled, false otherwise
     * @param $startvalue   The sequence start value when issueing a restart
     *
     * @return int 0 success
     */
    protected function _alterSequence(

Protected method name "Postgres::_alterSequence" must not be prefixed with an underscore

        $seqrs,
        $name,
        $comment,
        $owner,
        $schema,
        $increment,
        $minvalue,
        $maxvalue,
        $restartvalue,
        $cachevalue,
        $cycledvalue,
        $startvalue
    ) {
        $this->fieldArrayClean($seqrs->fields);

        // Comment
        $status = $this->setComment('SEQUENCE', $seqrs->fields['seqname'], '', $comment);
        if ($status != 0) {
            return -4;
        }

        // Owner
        $this->fieldClean($owner);
        $status = $this->alterSequenceOwner($seqrs, $owner);
        if ($status != 0) {
            return -5;
        }

        // Props
        $this->clean($increment);
        $this->clean($minvalue);
        $this->clean($maxvalue);
        $this->clean($restartvalue);
        $this->clean($cachevalue);
        $this->clean($cycledvalue);
        $this->clean($startvalue);
        $status = $this->alterSequenceProps(
            $seqrs,
            $increment,
            $minvalue,
            $maxvalue,
            $restartvalue,
            $cachevalue,
            $cycledvalue,
            $startvalue
        );
        if ($status != 0) {
            return -6;
        }

        // Rename
        $this->fieldClean($name);
        $status = $this->alterSequenceName($seqrs, $name);
        if ($status != 0) {
            return -3;
        }

        // Schema
        $this->clean($schema);
        $status = $this->alterSequenceSchema($seqrs, $schema);
        if ($status != 0) {
            return -7;
        }

        return 0;
    }

    // Index functions

    /**
     * Alter a sequence's owner.
     *
     * @param $seqrs The sequence RecordSet returned by getSequence()
     * @param $owner
     *
     * @return int 0 if operation was successful
     *
     * @internal param \PHPPgAdmin\Database\The $name new owner for the sequence
     */
    public function alterSequenceOwner($seqrs, $owner)
    {
        // If owner has been changed, then do the alteration.  We are
        // careful to avoid this generally as changing owner is a
        // superuser only function.
        /* vars are cleaned in _alterSequence */
        if (!empty($owner) && ($seqrs->fields['seqowner'] != $owner)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" OWNER TO \"{$owner}\"";

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return 0;
    }

    /**
     * Alter a sequence's properties.
     *
     * @param $seqrs        The sequence RecordSet returned by getSequence()
     * @param $increment    The sequence incremental value
     * @param $minvalue     The sequence minimum value
     * @param $maxvalue     The sequence maximum value
     * @param $restartvalue The sequence current value
     * @param $cachevalue   The sequence cache value
     * @param $cycledvalue  Sequence can cycle ?
     * @param $startvalue   The sequence start value when issueing a restart
     *
     * @return int 0 if operation was successful
     */
    public function alterSequenceProps(
        $seqrs,
        $increment,
        $minvalue,
        $maxvalue,
        $restartvalue,
        $cachevalue,
        $cycledvalue,
        $startvalue
    ) {
        $sql = '';
        /* vars are cleaned in _alterSequence */
        if (!empty($increment) && ($increment != $seqrs->fields['increment_by'])) {
            $sql .= " INCREMENT {$increment}";
        }

        if (!empty($minvalue) && ($minvalue != $seqrs->fields['min_value'])) {
            $sql .= " MINVALUE {$minvalue}";
        }

        if (!empty($maxvalue) && ($maxvalue != $seqrs->fields['max_value'])) {
            $sql .= " MAXVALUE {$maxvalue}";
        }

        if (!empty($restartvalue) && ($restartvalue != $seqrs->fields['last_value'])) {
            $sql .= " RESTART {$restartvalue}";
        }

        if (!empty($cachevalue) && ($cachevalue != $seqrs->fields['cache_value'])) {
            $sql .= " CACHE {$cachevalue}";
        }

        if (!empty($startvalue) && ($startvalue != $seqrs->fields['start_value'])) {
            $sql .= " START {$startvalue}";
        }

        // toggle cycle yes/no
        if (!is_null($cycledvalue)) {
            $sql .= (!$cycledvalue ? ' NO ' : '') . ' CYCLE';
        }

        if ($sql != '') {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" {$sql}";

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return 0;
    }

    /**
     * Rename a sequence.
     *
     * @param $seqrs The sequence RecordSet returned by getSequence()
     * @param $name  The new name for the sequence
     *
     * @return int 0 if operation was successful
     */
    public function alterSequenceName($seqrs, $name)
    {
        /* vars are cleaned in _alterSequence */
        if (!empty($name) && ($seqrs->fields['seqname'] != $name)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $sql    = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" RENAME TO \"{$name}\"";
            $status = $this->execute($sql);
            if ($status == 0) {

The condition $status == 0 is always false.

                $seqrs->fields['seqname'] = $name;
            } else {
                return $status;

The expression return $status returns the type ADORecordSet which is incompatible with the documented return type integer.

            }
        }

        return 0;
    }

    /**
     * Alter a sequence's schema.
     *
     * @param $seqrs The sequence RecordSet returned by getSequence()
     * @param $schema
     *
     * @return int 0 if operation was successful
     *
     * @internal param The $name new schema for the sequence
     */
    public function alterSequenceSchema($seqrs, $schema)
    {
        /* vars are cleaned in _alterSequence */
        if (!empty($schema) && ($seqrs->fields['nspname'] != $schema)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" SET SCHEMA {$schema}";

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return 0;
    }

    /**
     * Drops a given sequence.
     *
     * @param $sequence Sequence name
     * @param $cascade  True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropSequence($sequence, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($sequence);

        $sql = "DROP SEQUENCE \"{$f_schema}\".\"{$sequence}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Returns a list of all views in the database.
     *
     * @return \PHPPgAdmin\ADORecordSet All views
     */
    public function getViews()
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $sql = "
			SELECT c.relname, pg_catalog.pg_get_userbyid(c.relowner) AS relowner,
				pg_catalog.obj_description(c.oid, 'pg_class') AS relcomment
			FROM pg_catalog.pg_class c
				LEFT JOIN pg_catalog.pg_namespace n ON (n.oid = c.relnamespace)
			WHERE (n.nspname='{$c_schema}') AND (c.relkind = 'v'::\"char\")
			ORDER BY relname";

        return $this->selectSet($sql);
    }

    // Constraint functions

    /**
     * Returns a list of all materialized views in the database.
     *
     * @return \PHPPgAdmin\ADORecordSet All materialized views
     */
    public function getMaterializedViews()
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $sql = "
			SELECT c.relname, pg_catalog.pg_get_userbyid(c.relowner) AS relowner,
				pg_catalog.obj_description(c.oid, 'pg_class') AS relcomment
			FROM pg_catalog.pg_class c
				LEFT JOIN pg_catalog.pg_namespace n ON (n.oid = c.relnamespace)
			WHERE (n.nspname='{$c_schema}') AND (c.relkind = 'm'::\"char\")
			ORDER BY relname";

        return $this->selectSet($sql);
    }

    /**
     * Updates a view.
     *
     * @param string $viewname   The name fo the view to update
     * @param string $definition The new definition for the view
     * @param string $comment
     *
     * @return bool|int 0 success
     */
    public function setView($viewname, $definition, $comment)
    {
        return $this->createView($viewname, $definition, true, $comment);
    }

    /**
     * Creates a new view.
     *
     * @param string $viewname   The name of the view to create
     * @param string $definition The definition for the new view
     * @param bool $replace    True to replace the view, false otherwise
     * @param string $comment
     *
     * @return bool|int 0 success
     */
    public function createView($viewname, $definition, $replace, $comment)
    {
        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;
        }

        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($viewname);

        // Note: $definition not cleaned

        $sql = 'CREATE ';
        if ($replace) {
            $sql .= 'OR REPLACE ';
        }

        $sql .= "VIEW \"{$f_schema}\".\"{$viewname}\" AS {$definition}";

        $status = $this->execute($sql);
        if ($status) {

$status is of type ADORecordSet, thus it always evaluated to true.

            $this->rollbackTransaction();

            return -1;
        }

        if ($comment != '') {
            $status = $this->setComment('VIEW', $viewname, '', $comment);
            if ($status) {
                $this->rollbackTransaction();

                return -1;
            }
        }

        return $this->endTransaction();
    }

    /**
     * Alter view properties.
     *
     * @param string $view    The name of the view
     * @param string $name    The new name for the view
     * @param string $owner   The new owner for the view
     * @param string $schema  The new schema for the view
     * @param string $comment The comment on the view
     *
     * @return bool|int 0 success
     */
    public function alterView($view, $name, $owner, $schema, $comment)
    {
        $data = $this->getView($view);
        if ($data->recordCount() != 1) {

The condition $data->recordCount() != 1 is always true.

            return -2;
        }

        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        $status = $this->_alterView($data, $name, $owner, $schema, $comment);

        if ($status != 0) {
            $this->rollbackTransaction();

            return $status;
        }

        return $this->endTransaction();
    }

    /**
     * Returns all details for a particular view.
     *
     * @param string $view The name of the view to retrieve
     *
     * @return \PHPPgAdmin\ADORecordSet View info
     */
    public function getView($view)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($view);

        $sql = "
			SELECT c.relname, n.nspname, pg_catalog.pg_get_userbyid(c.relowner) AS relowner,
				pg_catalog.pg_get_viewdef(c.oid, true) AS vwdefinition,
				pg_catalog.obj_description(c.oid, 'pg_class') AS relcomment
			FROM pg_catalog.pg_class c
				LEFT JOIN pg_catalog.pg_namespace n ON (n.oid = c.relnamespace)
			WHERE (c.relname = '{$view}') AND n.nspname='{$c_schema}'";

        return $this->selectSet($sql);
    }

    /**
     * Protected method which alter a view
     * SHOULDN'T BE CALLED OUTSIDE OF A TRANSACTION.
     *
     * @param $vwrs    The view recordSet returned by getView()
     * @param $name    The new name for the view
     * @param $owner   The new owner for the view
     * @param $schema
     * @param $comment The comment on the view
     *
     * @return int 0 success
     */
    protected function _alterView($vwrs, $name, $owner, $schema, $comment)

Protected method name "Postgres::_alterView" must not be prefixed with an underscore

    {
        $this->fieldArrayClean($vwrs->fields);

        // Comment
        if ($this->setComment('VIEW', $vwrs->fields['relname'], '', $comment) != 0) {
            return -4;
        }

        // Owner
        $this->fieldClean($owner);
        $status = $this->alterViewOwner($vwrs, $owner);
        if ($status != 0) {
            return -5;
        }

        // Rename
        $this->fieldClean($name);
        $status = $this->alterViewName($vwrs, $name);
        if ($status != 0) {
            return -3;
        }

        // Schema
        $this->fieldClean($schema);
        $status = $this->alterViewSchema($vwrs, $schema);
        if ($status != 0) {
            return -6;
        }

        return 0;
    }

    /**
     * Alter a view's owner.
     *
     * @param \PHPPgAdmin\ADORecordSet     $vwrs  The view recordSet returned by getView()
     * @param null|string $owner
     *
     * @return int 0 if operation was successful
     *
     * @internal param  $name new view's owner
     */
    public function alterViewOwner($vwrs, $owner = null)
    {
        /* $vwrs and $owner are cleaned in _alterView */
        if ((!empty($owner)) && ($vwrs->fields['relowner'] != $owner)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            // If owner has been changed, then do the alteration.  We are
            // careful to avoid this generally as changing owner is a
            // superuser only function.
            $sql = "ALTER TABLE \"{$f_schema}\".\"{$vwrs->fields['relname']}\" OWNER TO \"{$owner}\"";

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return 0;
    }

    /**
     * Rename a view.
     *
     * @param $vwrs The view recordSet returned by getView()
     * @param $name The new view's name
     *
     * @return int 0 if operation was successful
     */
    public function alterViewName($vwrs, $name)
    {
        // Rename (only if name has changed)
        /* $vwrs and $name are cleaned in _alterView */
        if (!empty($name) && ($name != $vwrs->fields['relname'])) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $sql    = "ALTER VIEW \"{$f_schema}\".\"{$vwrs->fields['relname']}\" RENAME TO \"{$name}\"";
            $status = $this->execute($sql);
            if ($status == 0) {

The condition $status == 0 is always false.

                $vwrs->fields['relname'] = $name;
            } else {
                return $status;

The expression return $status returns the type ADORecordSet which is incompatible with the documented return type integer.

            }
        }

        return 0;
    }

    /**
     * Alter a view's schema.
     *
     * @param \PHPPgAdmin\ADORecordSet $vwrs The view recordSet returned by getView()
     * @param string $schema
     *
     * @return int 0 if operation was successful
     *
     * @internal param The $name new view's schema
     */
    public function alterViewSchema($vwrs, $schema)
    {
        /* $vwrs and $schema are cleaned in _alterView */
        if (!empty($schema) && ($vwrs->fields['nspname'] != $schema)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            // If tablespace has been changed, then do the alteration.  We
            // don't want to do this unnecessarily.
            $sql = "ALTER TABLE \"{$f_schema}\".\"{$vwrs->fields['relname']}\" SET SCHEMA \"{$schema}\"";

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return 0;
    }

    /**
     * Drops a view.
     *
     * @param string $viewname The name of the view to drop
     * @param string $cascade  True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropView($viewname, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($viewname);

        $sql = "DROP VIEW \"{$f_schema}\".\"{$viewname}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    // Domain functions

    /**
     * test if a table has been clustered on an index.

Doc comment short description must start with a capital letter

     *
     * @param string $table The table to test
     *
     * @return bool true if the table has been already clustered
     */
    public function alreadyClustered($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "SELECT i.indisclustered
			FROM pg_catalog.pg_class c, pg_catalog.pg_index i
			WHERE c.relname = '{$table}'
				AND c.oid = i.indrelid AND i.indisclustered
				AND c.relnamespace = (SELECT oid FROM pg_catalog.pg_namespace
					WHERE nspname='{$c_schema}')
				";

        $v = $this->selectSet($sql);

        return !($v->recordCount() == 0);
    }

    /**
     * Creates an index.
     *
     * @param string $name       The index name
     * @param string $table      The table on which to add the index
     * @param array $columns    An array of columns that form the index  or a string expression for a functional index
     * @param string $type       The index type
     * @param bool $unique     True if unique, false otherwise
     * @param string $where      Index predicate ('' for none)
     * @param string $tablespace The tablespaces ('' means none/default)
     * @param bool $concurrently true to create index concurrently
     *
     * @return integer 0 if operation was successful
     */
    public function createIndex($name, $table, $columns, $type, $unique, $where, $tablespace, $concurrently)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($name);
        $this->fieldClean($table);

        $sql = 'CREATE';
        if ($unique) {
            $sql .= ' UNIQUE';
        }

        $sql .= ' INDEX';
        if ($concurrently) {
            $sql .= ' CONCURRENTLY';
        }

        $sql .= " \"{$name}\" ON \"{$f_schema}\".\"{$table}\" USING {$type} ";

        if (is_array($columns)) {

The condition is_array($columns) is always true.

            $this->arrayClean($columns);
            $sql .= '("' . implode('","', $columns) . '")';
        } else {
            $sql .= '(' . $columns . ')';
        }

        // Tablespace
        if ($this->hasTablespaces() && $tablespace != '') {
            $this->fieldClean($tablespace);
            $sql .= " TABLESPACE \"{$tablespace}\"";
        }

        // Predicate
        if (trim($where) != '') {
            $sql .= " WHERE ({$where})";
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Removes an index from the database.
     *
     * @param string $index   The index to drop
     * @param bool $cascade True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropIndex($index, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($index);

        $sql = "DROP INDEX \"{$f_schema}\".\"{$index}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        $status = $this->execute($sql);
        return [$status, $sql];

The expression return array($status, $sql) returns the type array<integer,string|ADORecordSet> which is incompatible with the documented return type integer.

    }

    /**
     * Rebuild indexes.
     *
     * @param  string  $type  'DATABASE' or 'TABLE' or 'INDEX'
     * @param  string  $name  The name of the specific database, table, or index to be reindexed
     * @param bool $force If true, recreates indexes forcedly in PostgreSQL 7.0-7.1, forces rebuild of system indexes in
     *                                            7.2-7.3, ignored in >=7.4
     *
     * @return int 0 if operation was successful
     */
    public function reindex($type, $name, $force = false)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($name);
        switch ($type) {
            case 'DATABASE':
                $sql = "REINDEX {$type} \"{$name}\"";
                if ($force) {
                    $sql .= ' FORCE';
                }

                break;
            case 'TABLE':
            case 'INDEX':
                $sql = "REINDEX {$type} \"{$f_schema}\".\"{$name}\"";
                if ($force) {
                    $sql .= ' FORCE';
                }

                break;
            default:
                return -1;
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Clusters an index.
     *
     * @param string $table The table the index is on
     * @param string $index The name of the index
     *
     * @return integer 0 if operation was successful
     */
    public function clusterIndex($table = '', $index = '')
    {
        $sql = 'CLUSTER';

        // We don't bother with a transaction here, as there's no point rolling
        // back an expensive cluster if a cheap analyze fails for whatever reason

        if (!empty($table)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $this->fieldClean($table);
            $sql .= " \"{$f_schema}\".\"{$table}\"";

            if (!empty($index)) {
                $this->fieldClean($index);
                $sql .= " USING \"{$index}\"";
            }
        }

        $status = $this->execute($sql);

        return [$status, $sql];

The expression return array($status, $sql) returns the type array<integer,string|ADORecordSet> which is incompatible with the documented return type integer.

    }

    /**
     * Returns a list of all constraints on a table,
     * including constraint name, definition, related col and referenced namespace,
     * table and col if needed.
     *
     * @param string $table the table where we are looking for fk
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getConstraintsWithFields($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        // get the max number of col used in a constraint for the table
        $sql = "SELECT DISTINCT
			max(SUBSTRING(array_dims(c.conkey) FROM  \$patern\$^\\[.*:(.*)\\]$\$patern\$)) as nb
		FROM pg_catalog.pg_constraint AS c
			JOIN pg_catalog.pg_class AS r ON (c.conrelid=r.oid)
			JOIN pg_catalog.pg_namespace AS ns ON (r.relnamespace=ns.oid)
		WHERE
			r.relname = '{$table}' AND ns.nspname='{$c_schema}'";

        $rs = $this->selectSet($sql);

        if ($rs->EOF) {
            $max_col = 0;

The assignment to $max_col is dead and can be removed.

        } else {
            $max_col = $rs->fields['nb'];
        }

        $sql = '
			SELECT
				c.oid AS conid, c.contype, c.conname, pg_catalog.pg_get_constraintdef(c.oid, true) AS consrc,
				ns1.nspname as p_schema, r1.relname as p_table, ns2.nspname as f_schema,
				r2.relname as f_table, f1.attname as p_field, f1.attnum AS p_attnum, f2.attname as f_field,
				f2.attnum AS f_attnum, pg_catalog.obj_description(c.oid, \'pg_constraint\') AS constcomment,
				c.conrelid, c.confrelid
			FROM
				pg_catalog.pg_constraint AS c
				JOIN pg_catalog.pg_class AS r1 ON (c.conrelid=r1.oid)
				JOIN pg_catalog.pg_attribute AS f1 ON (f1.attrelid=r1.oid AND (f1.attnum=c.conkey[1]';
        for ($i = 2; $i <= $rs->fields['nb']; ++$i) {
            $sql .= " OR f1.attnum=c.conkey[${i}]";
        }
        $sql .= '))
				JOIN pg_catalog.pg_namespace AS ns1 ON r1.relnamespace=ns1.oid
				LEFT JOIN (
					pg_catalog.pg_class AS r2 JOIN pg_catalog.pg_namespace AS ns2 ON (r2.relnamespace=ns2.oid)
				) ON (c.confrelid=r2.oid)
				LEFT JOIN pg_catalog.pg_attribute AS f2 ON
					(f2.attrelid=r2.oid AND ((c.confkey[1]=f2.attnum AND c.conkey[1]=f1.attnum)';
        for ($i = 2; $i <= $rs->fields['nb']; ++$i) {
            $sql .= " OR (c.confkey[${i}]=f2.attnum AND c.conkey[${i}]=f1.attnum)";
        }

        $sql .= sprintf("))

The opening parenthesis of a multi-line function call should be the last content on the line.

			WHERE
				r1.relname = '%s' AND ns1.nspname='%s'
			ORDER BY 1", $table, $c_schema);

For multi-line function calls, the closing parenthesis should be on a new line.

        return $this->selectSet($sql);
    }

    /**
     * Adds a primary key constraint to a table.
     *
     * @param        $table      The table to which to add the primery key
     * @param        $fields     (array) An array of fields over which to add the primary key
     * @param string $name       (optional) The name to give the key, otherwise default name is assigned
     * @param string $tablespace (optional) The tablespace for the schema, '' indicates default
     *
     * @return int 0 if operation was successful
     */
    public function addPrimaryKey($table, $fields, $name = '', $tablespace = '')
    {
        if (!is_array($fields) || sizeof($fields) == 0) {
            return -1;
        }

        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldArrayClean($fields);
        $this->fieldClean($name);
        $this->fieldClean($tablespace);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ADD ";
        if ($name != '') {
            $sql .= "CONSTRAINT \"{$name}\" ";
        }

        $sql .= 'PRIMARY KEY ("' . join('","', $fields) . '")';

        if ($tablespace != '' && $this->hasTablespaces()) {
            $sql .= " USING INDEX TABLESPACE \"{$tablespace}\"";
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Adds a unique constraint to a table.
     *
     * @param        $table      The table to which to add the unique key
     * @param        $fields     (array) An array of fields over which to add the unique key
     * @param string $name       (optional) The name to give the key, otherwise default name is assigned
     * @param string $tablespace (optional) The tablespace for the schema, '' indicates default
     *
     * @return int 0 if operation was successful
     */
    public function addUniqueKey($table, $fields, $name = '', $tablespace = '')
    {
        if (!is_array($fields) || sizeof($fields) == 0) {
            return -1;
        }

        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldArrayClean($fields);
        $this->fieldClean($name);
        $this->fieldClean($tablespace);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ADD ";
        if ($name != '') {
            $sql .= "CONSTRAINT \"{$name}\" ";
        }

        $sql .= 'UNIQUE ("' . join('","', $fields) . '")';

        if ($tablespace != '' && $this->hasTablespaces()) {
            $sql .= " USING INDEX TABLESPACE \"{$tablespace}\"";
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    // Function functions

    /**
     * Adds a check constraint to a table.
     *
     * @param        $table      The table to which to add the check
     * @param        $definition The definition of the check
     * @param string $name       (optional) The name to give the check, otherwise default name is assigned
     *
     * @return integer 0 if operation was successful
     */
    public function addCheckConstraint($table, $definition, $name = '')
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldClean($name);
        // @@ How the heck do you clean a definition???

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ADD ";
        if ($name != '') {
            $sql .= "CONSTRAINT \"{$name}\" ";
        }

        $sql .= "CHECK ({$definition})";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Drops a check constraint from a table.
     *
     * @param $table The table from which to drop the check
     * @param $name  The name of the check to be dropped
     *
     * @return bool|int 0 success
     */
    public function dropCheckConstraint($table, $name)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $c_table = $table;
        $this->fieldClean($table);
        $this->clean($c_table);
        $this->clean($name);

        // Begin transaction
        $status = $this->beginTransaction();
        if ($status != 0) {
            return -2;
        }

        // Properly lock the table
        $sql    = "LOCK TABLE \"{$f_schema}\".\"{$table}\" IN ACCESS EXCLUSIVE MODE";
        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            $this->rollbackTransaction();

            return -3;
        }

        // Delete the check constraint
        $sql = "DELETE FROM pg_relcheck WHERE rcrelid=(SELECT oid FROM pg_catalog.pg_class WHERE relname='{$c_table}'
			AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace WHERE
			nspname = '{$c_schema}')) AND rcname='{$name}'";
        $status = $this->execute($sql);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -4;
        }

        // Update the pg_class catalog to reflect the new number of checks
        $sql = "UPDATE pg_class SET relchecks=(SELECT COUNT(*) FROM pg_relcheck WHERE
					rcrelid=(SELECT oid FROM pg_catalog.pg_class WHERE relname='{$c_table}'
						AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace WHERE
						nspname = '{$c_schema}')))
					WHERE relname='{$c_table}'";
        $status = $this->execute($sql);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -4;
        }

        // Otherwise, close the transaction
        return $this->endTransaction();
    }

    /**
     * Adds a foreign key constraint to a table.
     *
     * @param string       $table The table on which to add an FK
     * @param string       $targschema The schema that houses the target table to which to add the foreign key
     * @param string       $targtable  The table to which to add the foreign key
     * @param array       $sfields    (array) An array of source fields over which to add the foreign key
     * @param array       $tfields    (array) An array of target fields over which to add the foreign key
     * @param string       $upd_action The action for updates (eg. RESTRICT)
     * @param string       $del_action The action for deletes (eg. RESTRICT)
     * @param string       $match      The match type (eg. MATCH FULL)
     * @param string       $deferrable The deferrability (eg. NOT DEFERRABLE)
     * @param string       $initially The initially parameter for the FK (eg. INITIALLY IMMEDIATE)
     * @param string $name [optional] The name to give the key, otherwise default name is assigned
     *
     * @return integer 0 if operation was successful
     *
     * @internal param \PHPPgAdmin\Database\The $target table that contains the target columns
     * @internal param \PHPPgAdmin\Database\The $intially initial deferrability (eg. INITIALLY IMMEDIATE)
     */
    public function addForeignKey(
        $table,
        $targschema,
        $targtable,
        $sfields,
        $tfields,
        $upd_action,
        $del_action,
        $match,
        $deferrable,
        $initially,
        $name = ''
    ) {
        if (!is_array($sfields) || sizeof($sfields) == 0 ||

The condition is_array($sfields) is always true.

            !is_array($tfields) || sizeof($tfields) == 0) {

Each line in a multi-line IF statement must begin with a boolean operator

Closing parenthesis of a multi-line IF statement must be on a new line

            return -1;
        }

        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldClean($targschema);
        $this->fieldClean($targtable);
        $this->fieldArrayClean($sfields);
        $this->fieldArrayClean($tfields);
        $this->fieldClean($name);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ADD ";
        if ($name != '') {
            $sql .= "CONSTRAINT \"{$name}\" ";
        }

        $sql .= 'FOREIGN KEY ("' . join('","', $sfields) . '") ';
        // Target table needs to be fully qualified
        $sql .= "REFERENCES \"{$targschema}\".\"{$targtable}\"(\"" . join('","', $tfields) . '") ';
        if ($match != $this->fkmatches[0]) {
            $sql .= " {$match}";
        }

        if ($upd_action != $this->fkactions[0]) {
            $sql .= " ON UPDATE {$upd_action}";
        }

        if ($del_action != $this->fkactions[0]) {
            $sql .= " ON DELETE {$del_action}";
        }

        if ($deferrable != $this->fkdeferrable[0]) {
            $sql .= " {$deferrable}";
        }

        if ($initially != $this->fkinitial[0]) {
            $sql .= " {$initially}";
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Removes a constraint from a relation.
     *
     * @param string $constraint The constraint to drop
     * @param string $relation   The relation from which to drop
     * @param string $type       The type of constraint (c, f, u or p)
     * @param bool $cascade    True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropConstraint($constraint, $relation, $type, $cascade)

The parameter $type is not used and could be removed.

    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($constraint);
        $this->fieldClean($relation);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$relation}\" DROP CONSTRAINT \"{$constraint}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * A function for getting all columns linked by foreign keys given a group of tables.
     *
     * @param array $tables multi dimensional assoc array that holds schema and table name
     *
     * @return \PHPPgAdmin\ADORecordSet|integer  recordset of linked tables and columns or -1 if $tables isn't an array
     */
    public function getLinkingKeys($tables)
    {
        if (!is_array($tables)) {

The condition is_array($tables) is always true.

            return -1;
        }

        $this->clean($tables[0]['tablename']);
        $this->clean($tables[0]['schemaname']);
        $tables_list        = "'{$tables[0]['tablename']}'";
        $schema_list        = "'{$tables[0]['schemaname']}'";
        $schema_tables_list = "'{$tables[0]['schemaname']}.{$tables[0]['tablename']}'";

        for ($i = 1; $i < sizeof($tables); ++$i) {

It seems like you are calling the size function sizeof() as part of the test condition. You might want to compute the size beforehand, and not on each iteration.

            $this->clean($tables[$i]['tablename']);
            $this->clean($tables[$i]['schemaname']);
            $tables_list .= ", '{$tables[$i]['tablename']}'";
            $schema_list .= ", '{$tables[$i]['schemaname']}'";
            $schema_tables_list .= ", '{$tables[$i]['schemaname']}.{$tables[$i]['tablename']}'";
        }

        $maxDimension = 1;

        $sql = "
			SELECT DISTINCT
				array_dims(pc.conkey) AS arr_dim,
				pgc1.relname AS p_table
			FROM
				pg_catalog.pg_constraint AS pc,
				pg_catalog.pg_class AS pgc1
			WHERE
				pc.contype = 'f'
				AND (pc.conrelid = pgc1.relfilenode OR pc.confrelid = pgc1.relfilenode)
				AND pgc1.relname IN (${tables_list})
			";

        //parse our output to find the highest dimension of foreign keys since pc.conkey is stored in an array
        $rs = $this->selectSet($sql);
        while (!$rs->EOF) {
            $arrData      = explode(':', $rs->fields['arr_dim']);
            $tmpDimension = (int) (substr($arrData[1], 0, strlen($arrData[1] - 1)));
            $maxDimension = $tmpDimension > $maxDimension ? $tmpDimension : $maxDimension;
            $rs->MoveNext();
        }

        //we know the highest index for foreign keys that conkey goes up to, expand for us in an IN query
        $cons_str = '( (pfield.attnum = conkey[1] AND cfield.attnum = confkey[1]) ';
        for ($i = 2; $i <= $maxDimension; ++$i) {
            $cons_str .= "OR (pfield.attnum = conkey[{$i}] AND cfield.attnum = confkey[{$i}]) ";
        }
        $cons_str .= ') ';

        $sql = "
			SELECT
				pgc1.relname AS p_table,
				pgc2.relname AS f_table,
				pfield.attname AS p_field,
				cfield.attname AS f_field,
				pgns1.nspname AS p_schema,
				pgns2.nspname AS f_schema
			FROM
				pg_catalog.pg_constraint AS pc,
				pg_catalog.pg_class AS pgc1,
				pg_catalog.pg_class AS pgc2,
				pg_catalog.pg_attribute AS pfield,
				pg_catalog.pg_attribute AS cfield,
				(SELECT oid AS ns_id, nspname FROM pg_catalog.pg_namespace WHERE nspname IN (${schema_list}) ) AS pgns1,
 				(SELECT oid AS ns_id, nspname FROM pg_catalog.pg_namespace WHERE nspname IN (${schema_list}) ) AS pgns2
			WHERE
				pc.contype = 'f'
				AND pgc1.relnamespace = pgns1.ns_id
 				AND pgc2.relnamespace = pgns2.ns_id
				AND pc.conrelid = pgc1.relfilenode
				AND pc.confrelid = pgc2.relfilenode
				AND pfield.attrelid = pc.conrelid
				AND cfield.attrelid = pc.confrelid
				AND ${cons_str}
				AND pgns1.nspname || '.' || pgc1.relname IN (${schema_tables_list})
				AND pgns2.nspname || '.' || pgc2.relname IN (${schema_tables_list})
		";

        return $this->selectSet($sql);
    }

    /**
     * Finds the foreign keys that refer to the specified table.
     *
     * @param string $table The table to find referrers for
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getReferrers($table)
    {
        $this->clean($table);

        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;

The expression return -1 returns the type integer which is incompatible with the documented return type PHPPgAdmin\ADORecordSet.

        }

        $c_schema = $this->_schema;
        $this->clean($c_schema);

        $sql = "
			SELECT
				pn.nspname,
				pl.relname,
				pc.conname,
				pg_catalog.pg_get_constraintdef(pc.oid) AS consrc
			FROM
				pg_catalog.pg_constraint pc,
				pg_catalog.pg_namespace pn,
				pg_catalog.pg_class pl
			WHERE
				pc.connamespace = pn.oid
				AND pc.conrelid = pl.oid
				AND pc.contype = 'f'
				AND confrelid = (SELECT oid FROM pg_catalog.pg_class WHERE relname='{$table}'
					AND relnamespace = (SELECT oid FROM pg_catalog.pg_namespace
					WHERE nspname='{$c_schema}'))
			ORDER BY 1,2,3
		";

        return $this->selectSet($sql);
    }

    // Type functions

    /**
     * Gets all information for a single domain.
     *
     * @param string $domain The name of the domain to fetch
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getDomain($domain)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($domain);

        $sql = "
			SELECT
				t.typname AS domname,
				pg_catalog.format_type(t.typbasetype, t.typtypmod) AS domtype,
				t.typnotnull AS domnotnull,
				t.typdefault AS domdef,
				pg_catalog.pg_get_userbyid(t.typowner) AS domowner,
				pg_catalog.obj_description(t.oid, 'pg_type') AS domcomment
			FROM
				pg_catalog.pg_type t
			WHERE
				t.typtype = 'd'
				AND t.typname = '{$domain}'
				AND t.typnamespace = (SELECT oid FROM pg_catalog.pg_namespace
					WHERE nspname = '{$c_schema}')";

        return $this->selectSet($sql);
    }

    /**
     * Return all domains in current schema.  Excludes domain constraints.
     *
     * @return \PHPPgAdmin\ADORecordSet All tables, sorted alphabetically
     */
    public function getDomains()
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);

        $sql = "
			SELECT
				t.typname AS domname,
				pg_catalog.format_type(t.typbasetype, t.typtypmod) AS domtype,
				t.typnotnull AS domnotnull,
				t.typdefault AS domdef,
				pg_catalog.pg_get_userbyid(t.typowner) AS domowner,
				pg_catalog.obj_description(t.oid, 'pg_type') AS domcomment
			FROM
				pg_catalog.pg_type t
			WHERE
				t.typtype = 'd'
				AND t.typnamespace = (SELECT oid FROM pg_catalog.pg_namespace
					WHERE nspname='{$c_schema}')
			ORDER BY t.typname";

        return $this->selectSet($sql);
    }

    /**
     * Get domain constraints.
     *
     * @param $domain The name of the domain whose constraints to fetch
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getDomainConstraints($domain)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($domain);

        $sql = "
			SELECT
				conname,
				contype,
				pg_catalog.pg_get_constraintdef(oid, true) AS consrc
			FROM
				pg_catalog.pg_constraint
			WHERE
				contypid = (
					SELECT oid FROM pg_catalog.pg_type
					WHERE typname='{$domain}'
						AND typnamespace = (
							SELECT oid FROM pg_catalog.pg_namespace
							WHERE nspname = '{$c_schema}')
				)
			ORDER BY conname";

        return $this->selectSet($sql);
    }

    /**
     * Creates a domain.
     *
     * @param string $domain  The name of the domain to create
     * @param string $type    The base type for the domain
     * @param string $length  Optional type length
     * @param bool $array   True for array type, false otherwise
     * @param bool $notnull True for NOT NULL, false otherwise
     * @param string $default Default value for domain
     * @param string $check   A CHECK constraint if there is one
     *
     * @return integer 0 if operation was successful
     */
    public function createDomain($domain, $type, $length, $array, $notnull, $default, $check)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($domain);

        $sql = "CREATE DOMAIN \"{$f_schema}\".\"{$domain}\" AS ";

        if ($length == '') {
            $sql .= $type;
        } else {
            switch ($type) {
                // Have to account for weird placing of length for with/without
                // time zone types
                case 'timestamp with time zone':
                case 'timestamp without time zone':
                    $qual = substr($type, 9);
                    $sql .= "timestamp({$length}){$qual}";

                    break;
                case 'time with time zone':
                case 'time without time zone':
                    $qual = substr($type, 4);
                    $sql .= "time({$length}){$qual}";

                    break;
                default:
                    $sql .= "{$type}({$length})";
            }
        }

        // Add array qualifier, if requested
        if ($array) {
            $sql .= '[]';
        }

        if ($notnull) {
            $sql .= ' NOT NULL';
        }

        if ($default != '') {
            $sql .= " DEFAULT {$default}";
        }

        if ($this->hasDomainConstraints() && $check != '') {
            $sql .= " CHECK ({$check})";
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Alters a domain.
     *
     * @param string $domain     The domain to alter
     * @param string  $domdefault The domain default
     * @param bool $domnotnull True for NOT NULL, false otherwise
     * @param string  $domowner   The domain owner
     *
     * @return bool|int 0 success
     */
    public function alterDomain($domain, $domdefault, $domnotnull, $domowner)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($domain);
        $this->fieldClean($domowner);

        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        // Default
        if ($domdefault == '') {
            $sql = "ALTER DOMAIN \"{$f_schema}\".\"{$domain}\" DROP DEFAULT";
        } else {
            $sql = "ALTER DOMAIN \"{$f_schema}\".\"{$domain}\" SET DEFAULT {$domdefault}";
        }

        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            $this->rollbackTransaction();

            return -2;
        }

        // NOT NULL
        if ($domnotnull) {
            $sql = "ALTER DOMAIN \"{$f_schema}\".\"{$domain}\" SET NOT NULL";
        } else {
            $sql = "ALTER DOMAIN \"{$f_schema}\".\"{$domain}\" DROP NOT NULL";
        }

        $status = $this->execute($sql);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -3;
        }

        // Owner
        $sql = "ALTER DOMAIN \"{$f_schema}\".\"{$domain}\" OWNER TO \"{$domowner}\"";

        $status = $this->execute($sql);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -4;
        }

        return $this->endTransaction();
    }

    /**
     * Drops a domain.
     *
     * @param string $domain  The name of the domain to drop
     * @param string $cascade True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropDomain($domain, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($domain);

        $sql = "DROP DOMAIN \"{$f_schema}\".\"{$domain}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Adds a check constraint to a domain.
     *
     * @param string $domain     The domain to which to add the check
     * @param string $definition The definition of the check
     * @param string $name       (optional) The name to give the check, otherwise default name is assigned
     *
     * @return integer 0 if operation was successful
     */
    public function addDomainCheckConstraint($domain, $definition, $name = '')
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($domain);
        $this->fieldClean($name);

        $sql = "ALTER DOMAIN \"{$f_schema}\".\"{$domain}\" ADD ";
        if ($name != '') {
            $sql .= "CONSTRAINT \"{$name}\" ";
        }

        $sql .= "CHECK ({$definition})";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Drops a domain constraint.
     *
     * @param string $domain     The domain from which to remove the constraint
     * @param string $constraint The constraint to remove
     * @param bool $cascade    True to cascade, false otherwise
     *
     * @return integer 0 if operation was successful
     */
    public function dropDomainConstraint($domain, $constraint, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($domain);
        $this->fieldClean($constraint);

        $sql = "ALTER DOMAIN \"{$f_schema}\".\"{$domain}\" DROP CONSTRAINT \"{$constraint}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    // Rule functions

    /**
     * Returns an array containing a function's properties.
     *
     * @param array $f The array of data for the function
     *
     * @return array An array containing the properties
     */
    public function getFunctionProperties($f)
    {
        $temp = [];

        // Volatility
        if ($f['provolatile'] == 'v') {
            $temp[] = 'VOLATILE';
        } elseif ($f['provolatile'] == 'i') {
            $temp[] = 'IMMUTABLE';
        } elseif ($f['provolatile'] == 's') {
            $temp[] = 'STABLE';
        } else {
            return -1;

The expression return -1 returns the type integer which is incompatible with the documented return type array.

        }

        // Null handling
        $f['proisstrict'] = $this->phpBool($f['proisstrict']);
        if ($f['proisstrict']) {
            $temp[] = 'RETURNS NULL ON NULL INPUT';
        } else {
            $temp[] = 'CALLED ON NULL INPUT';
        }

        // Security
        $f['prosecdef'] = $this->phpBool($f['prosecdef']);
        if ($f['prosecdef']) {
            $temp[] = 'SECURITY DEFINER';
        } else {
            $temp[] = 'SECURITY INVOKER';
        }

        return $temp;
    }

    /**
     * Updates (replaces) a function.
     *
     * @param int $function_oid The OID of the function
     * @param string $funcname     The name of the function to create
     * @param string $newname      The new name for the function
     * @param array $args         The array of argument types
     * @param string $returns      The return type
     * @param string $definition   The definition for the new function
     * @param string $language     The language the function is written for
     * @param array $flags        An array of optional flags
     * @param bool $setof        True if returns a set, false otherwise
     * @param string $funcown
     * @param string $newown
     * @param string $funcschema
     * @param string $newschema
     * @param float $cost
     * @param integer $rows
     * @param string $comment      The comment on the function
     *
     * @return bool|int 0 success
     */
    public function setFunction(
        $function_oid,

The parameter $function_oid is not used and could be removed.

        $funcname,
        $newname,
        $args,
        $returns,
        $definition,
        $language,
        $flags,
        $setof,
        $funcown,
        $newown,
        $funcschema,
        $newschema,
        $cost,
        $rows,
        $comment
    ) {
        // Begin a transaction
        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        // Replace the existing function
        $status = $this->createFunction($funcname, $args, $returns, $definition, $language, $flags, $setof, $cost, $rows, $comment, true);

$args of type array is incompatible with the type string expected by parameter $args of PHPPgAdmin\Database\Postgres::createFunction().

        if ($status != 0) {
            $this->rollbackTransaction();

            return $status;
        }

        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);

        // Rename the function, if necessary
        $this->fieldClean($newname);
        /* $funcname is escaped in createFunction */
        if ($funcname != $newname) {
            $sql    = "ALTER FUNCTION \"{$f_schema}\".\"{$funcname}\"({$args}) RENAME TO \"{$newname}\"";
            $status = $this->execute($sql);
            if ($status != 0) {

The condition $status != 0 is always true.

                $this->rollbackTransaction();

                return -5;
            }

            $funcname = $newname;
        }

        // Alter the owner, if necessary
        if ($this->hasFunctionAlterOwner()) {
            $this->fieldClean($newown);
            if ($funcown != $newown) {
                $sql    = "ALTER FUNCTION \"{$f_schema}\".\"{$funcname}\"({$args}) OWNER TO \"{$newown}\"";
                $status = $this->execute($sql);
                if ($status != 0) {

The condition $status != 0 is always true.

                    $this->rollbackTransaction();

                    return -6;
                }
            }
        }

        // Alter the schema, if necessary
        if ($this->hasFunctionAlterSchema()) {
            $this->fieldClean($newschema);
            /* $funcschema is escaped in createFunction */
            if ($funcschema != $newschema) {
                $sql    = "ALTER FUNCTION \"{$f_schema}\".\"{$funcname}\"({$args}) SET SCHEMA \"{$newschema}\"";
                $status = $this->execute($sql);
                if ($status != 0) {

The condition $status != 0 is always true.

                    $this->rollbackTransaction();

                    return -7;
                }
            }
        }

        return $this->endTransaction();
    }

    /**
     * Creates a new function.
     *
     * @param string   $funcname    The name of the function to create
     * @param string   $args        A comma separated string of types
     * @param string   $returns     The return type
     * @param string   $definition  The definition for the new function
     * @param string   $language    The language the function is written for
     * @param array    $flags       An array of optional flags
     * @param bool     $setof       True if it returns a set, false otherwise
     * @param string   $cost        cost the planner should use in the function  execution step
     * @param integer  $rows        number of rows planner should estimate will be returned
     * @param string   $comment     Comment for the function
     * @param bool     $replace     (optional) True if OR REPLACE, false for
     *                              normal
     *
     * @return bool|int  0 success
     */
    public function createFunction($funcname, $args, $returns, $definition, $language, $flags, $setof, $cost, $rows, $comment, $replace = false)
    {
        // Begin a transaction
        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        $this->fieldClean($funcname);
        $this->clean($args);
        $this->fieldClean($language);
        $this->arrayClean($flags);
        $this->clean($cost);
        $this->clean($rows);
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);

        $sql = 'CREATE';
        if ($replace) {
            $sql .= ' OR REPLACE';
        }

        $sql .= " FUNCTION \"{$f_schema}\".\"{$funcname}\" (";

        if ($args != '') {
            $sql .= $args;
        }

        // For some reason, the returns field cannot have quotes...
        $sql .= ') RETURNS ';
        if ($setof) {
            $sql .= 'SETOF ';
        }

        $sql .= "{$returns} AS ";

        if (is_array($definition)) {

The condition is_array($definition) is always false.

            $this->arrayClean($definition);
            $sql .= "'" . $definition[0] . "'";
            if ($definition[1]) {
                $sql .= ",'" . $definition[1] . "'";
            }
        } else {
            $this->clean($definition);
            $sql .= "'" . $definition . "'";
        }

        $sql .= " LANGUAGE \"{$language}\"";

        // Add costs
        if (!empty($cost)) {
            $sql .= " COST {$cost}";
        }

        if ($rows != 0) {
            $sql .= " ROWS {$rows}";
        }

        // Add flags
        foreach ($flags as $v) {
            // Skip default flags
            if ($v == '') {
                continue;
            }

            $sql .= "\n{$v}";
        }

        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            $this->rollbackTransaction();

            return -3;
        }

        /* set the comment */
        $status = $this->setComment('FUNCTION', "\"{$funcname}\"({$args})", null, $comment);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -4;
        }

        return $this->endTransaction();
    }

    /**
     * Drops a function.
     *
     * @param int $function_oid The OID of the function to drop
     * @param bool $cascade      True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropFunction($function_oid, $cascade)
    {
        // Function comes in with $object as function OID
        $fn       = $this->getFunction($function_oid);
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($fn->fields['proname']);

        $sql = "DROP FUNCTION \"{$f_schema}\".\"{$fn->fields['proname']}\"({$fn->fields['proarguments']})";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Returns all details for a particular function.
     *
     * @param int $function_oid
     *
     * @return \PHPPgAdmin\ADORecordSet Function info
     *
     * @internal param string The $func name of the function to retrieve
     */
    public function getFunction($function_oid)
    {
        $this->clean($function_oid);

        $sql = "
			SELECT
				pc.oid AS prooid, proname,
				pg_catalog.pg_get_userbyid(proowner) AS proowner,
				nspname as proschema, lanname as prolanguage, procost, prorows,
				pg_catalog.format_type(prorettype, NULL) as proresult, prosrc,
				probin, proretset, proisstrict, provolatile, prosecdef,
				pg_catalog.oidvectortypes(pc.proargtypes) AS proarguments,
				proargnames AS proargnames,
				pg_catalog.obj_description(pc.oid, 'pg_proc') AS procomment,
				proconfig,
				(select array_agg( (select typname from pg_type pt
					where pt.oid = p.oid) ) from unnest(proallargtypes) p)
				AS proallarguments,
				proargmodes
			FROM
				pg_catalog.pg_proc pc, pg_catalog.pg_language pl,
				pg_catalog.pg_namespace pn
			WHERE
				pc.oid = '{$function_oid}'::oid AND pc.prolang = pl.oid
				AND pc.pronamespace = pn.oid
			";

        return $this->selectSet($sql);
    }

    /**
     * Returns all details for a particular type.
     *
     * @param string $typname The name of the view to retrieve
     *
     * @return \PHPPgAdmin\ADORecordSet info
     */
    public function getType($typname)
    {
        $this->clean($typname);

        $sql = "SELECT typtype, typbyval, typname, typinput AS typin, typoutput AS typout, typlen, typalign
			FROM pg_type WHERE typname='{$typname}'";

        return $this->selectSet($sql);
    }

    /**
     * Returns a list of all types in the database.
     *
     * @param bool $all        If true, will find all available types, if false just those in search path
     * @param bool $tabletypes If true, will include table types
     * @param bool $domains    If true, will include domains
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getTypes($all = false, $tabletypes = false, $domains = false)
    {
        if ($all) {
            $where = '1 = 1';
        } else {
            $c_schema = $this->_schema;
            $this->clean($c_schema);
            $where = "n.nspname = '{$c_schema}'";
        }
        // Never show system table types
        $where2 = "AND c.relnamespace NOT IN (SELECT oid FROM pg_catalog.pg_namespace WHERE nspname LIKE 'pg@_%' ESCAPE '@')";

        // Create type filter
        $tqry = "'c'";
        if ($tabletypes) {
            $tqry .= ", 'r', 'v'";
        }

        // Create domain filter
        if (!$domains) {
            $where .= " AND t.typtype != 'd'";
        }

        $sql = "SELECT
				t.typname AS basename,
				pg_catalog.format_type(t.oid, NULL) AS typname,
				pu.usename AS typowner,
				t.typtype,
				pg_catalog.obj_description(t.oid, 'pg_type') AS typcomment
			FROM (pg_catalog.pg_type t
				LEFT JOIN pg_catalog.pg_namespace n ON n.oid = t.typnamespace)
				LEFT JOIN pg_catalog.pg_user pu ON t.typowner = pu.usesysid
			WHERE (t.typrelid = 0 OR (SELECT c.relkind IN ({$tqry}) FROM pg_catalog.pg_class c WHERE c.oid = t.typrelid {$where2}))
			AND t.typname !~ '^_'
			AND {$where}
			ORDER BY typname
		";

        return $this->selectSet($sql);
    }

    /**
     * Creates a new type.
     *
     * @param string $typname
     * @param string $typin
     * @param string $typout
     * @param string $typlen
     * @param string $typdef
     * @param string $typelem
     * @param string $typdelim
     * @param string $typbyval
     * @param string $typalign
     * @param string $typstorage
     *
     * @return integer 0 if operation was successful
     *
     * @internal param $ ...
     */
    public function createType(
        $typname,
        $typin,
        $typout,
        $typlen,
        $typdef,
        $typelem,
        $typdelim,
        $typbyval,
        $typalign,
        $typstorage
    ) {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($typname);
        $this->fieldClean($typin);
        $this->fieldClean($typout);

        $sql = "
			CREATE TYPE \"{$f_schema}\".\"{$typname}\" (
				INPUT = \"{$typin}\",
				OUTPUT = \"{$typout}\",
				INTERNALLENGTH = {$typlen}";
        if ($typdef != '') {
            $sql .= ", DEFAULT = {$typdef}";
        }

        if ($typelem != '') {
            $sql .= ", ELEMENT = {$typelem}";
        }

        if ($typdelim != '') {
            $sql .= ", DELIMITER = {$typdelim}";
        }

        if ($typbyval) {
            $sql .= ', PASSEDBYVALUE, ';
        }

        if ($typalign != '') {
            $sql .= ", ALIGNMENT = {$typalign}";
        }

        if ($typstorage != '') {
            $sql .= ", STORAGE = {$typstorage}";
        }

        $sql .= ')';

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Drops a type.
     *
     * @param $typname The name of the type to drop
     * @param $cascade True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropType($typname, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($typname);

        $sql = "DROP TYPE \"{$f_schema}\".\"{$typname}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Creates a new enum type in the database.
     *
     * @param $name       The name of the type
     * @param $values     An array of values
     * @param $typcomment Type comment

The type PHPPgAdmin\Database\Type was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return bool|int 0 success
     */
    public function createEnumType($name, $values, $typcomment)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($name);

        if (empty($values)) {
            return -2;
        }

        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;
        }

        $values = array_unique($values);

        $nbval = count($values);

        for ($i = 0; $i < $nbval; ++$i) {
            $this->clean($values[$i]);
        }

        $sql = "CREATE TYPE \"{$f_schema}\".\"{$name}\" AS ENUM ('";
        $sql .= implode("','", $values);
        $sql .= "')";

        $status = $this->execute($sql);
        if ($status) {

$status is of type ADORecordSet, thus it always evaluated to true.

            $this->rollbackTransaction();

            return -1;
        }

        if ($typcomment != '') {
            $status = $this->setComment('TYPE', $name, '', $typcomment, true);
            if ($status) {
                $this->rollbackTransaction();

                return -1;
            }
        }

        return $this->endTransaction();
    }

    /**
     * Get defined values for a given enum.
     *
     * @param $name
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getEnumValues($name)
    {
        $this->clean($name);

        $sql = "SELECT enumlabel AS enumval
		FROM pg_catalog.pg_type t JOIN pg_catalog.pg_enum e ON (t.oid=e.enumtypid)
		WHERE t.typname = '{$name}' ORDER BY e.oid";

        return $this->selectSet($sql);
    }

    // Operator functions

    /**
     * Creates a new composite type in the database.
     *
     * @param $name       The name of the type
     * @param $fields     The number of fields
     * @param $field      An array of field names
     * @param $type       An array of field types
     * @param $array      An array of '' or '[]' for each type if it's an array or not
     * @param $length     An array of field lengths
     * @param $colcomment An array of comments
     * @param $typcomment Type comment
     *
     * @return bool|int 0 success
     */
    public function createCompositeType($name, $fields, $field, $type, $array, $length, $colcomment, $typcomment)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($name);

        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;
        }

        $found       = false;
        $first       = true;
        $comment_sql = ''; // Accumulate comments for the columns
        $sql         = "CREATE TYPE \"{$f_schema}\".\"{$name}\" AS (";
        for ($i = 0; $i < $fields; ++$i) {
            $this->fieldClean($field[$i]);
            $this->clean($type[$i]);
            $this->clean($length[$i]);
            $this->clean($colcomment[$i]);

            // Skip blank columns - for user convenience
            if ($field[$i] == '' || $type[$i] == '') {
                continue;
            }

            // If not the first column, add a comma
            if (!$first) {
                $sql .= ', ';
            } else {
                $first = false;
            }

            switch ($type[$i]) {
                // Have to account for weird placing of length for with/without
                // time zone types
                case 'timestamp with time zone':
                case 'timestamp without time zone':
                    $qual = substr($type[$i], 9);
                    $sql .= "\"{$field[$i]}\" timestamp";
                    if ($length[$i] != '') {
                        $sql .= "({$length[$i]})";
                    }

                    $sql .= $qual;

                    break;
                case 'time with time zone':
                case 'time without time zone':
                    $qual = substr($type[$i], 4);
                    $sql .= "\"{$field[$i]}\" time";
                    if ($length[$i] != '') {
                        $sql .= "({$length[$i]})";
                    }

                    $sql .= $qual;

                    break;
                default:
                    $sql .= "\"{$field[$i]}\" {$type[$i]}";
                    if ($length[$i] != '') {
                        $sql .= "({$length[$i]})";
                    }
            }
            // Add array qualifier if necessary
            if ($array[$i] == '[]') {
                $sql .= '[]';
            }

            if ($colcomment[$i] != '') {
                $comment_sql .= "COMMENT ON COLUMN \"{$f_schema}\".\"{$name}\".\"{$field[$i]}\" IS '{$colcomment[$i]}';\n";
            }

            $found = true;
        }

        if (!$found) {

The condition $found is always false.

            return -1;
        }

        $sql .= ')';

        $status = $this->execute($sql);
        if ($status) {
            $this->rollbackTransaction();

            return -1;
        }

        if ($typcomment != '') {
            $status = $this->setComment('TYPE', $name, '', $typcomment, true);
            if ($status) {
                $this->rollbackTransaction();

                return -1;
            }
        }

        if ($comment_sql != '') {
            $status = $this->execute($comment_sql);
            if ($status) {
                $this->rollbackTransaction();

                return -1;
            }
        }

        return $this->endTransaction();
    }

    /**
     * Returns a list of all casts in the database.
     *
     * @return \PHPPgAdmin\ADORecordSet All casts
     */
    public function getCasts()
    {
        $conf = $this->conf;

        if ($conf['show_system']) {
            $where = '';
        } else {
            $where = '
				AND n1.nspname NOT LIKE $$pg\_%$$
				AND n2.nspname NOT LIKE $$pg\_%$$
				AND n3.nspname NOT LIKE $$pg\_%$$
			';
        }

        $sql = "
			SELECT
				c.castsource::pg_catalog.regtype AS castsource,
				c.casttarget::pg_catalog.regtype AS casttarget,
				CASE WHEN c.castfunc=0 THEN NULL
				ELSE c.castfunc::pg_catalog.regprocedure END AS castfunc,
				c.castcontext,
				obj_description(c.oid, 'pg_cast') as castcomment
			FROM
				(pg_catalog.pg_cast c LEFT JOIN pg_catalog.pg_proc p ON c.castfunc=p.oid JOIN pg_catalog.pg_namespace n3 ON p.pronamespace=n3.oid),
				pg_catalog.pg_type t1,
				pg_catalog.pg_type t2,
				pg_catalog.pg_namespace n1,
				pg_catalog.pg_namespace n2
			WHERE
				c.castsource=t1.oid
				AND c.casttarget=t2.oid
				AND t1.typnamespace=n1.oid
				AND t2.typnamespace=n2.oid
				{$where}
			ORDER BY 1, 2
		";

        return $this->selectSet($sql);
    }

    /**
     * Returns a list of all conversions in the database.
     *
     * @return \PHPPgAdmin\ADORecordSet  All conversions
     */
    public function getConversions()
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $sql = "
			SELECT
			       c.conname,
			       pg_catalog.pg_encoding_to_char(c.conforencoding) AS conforencoding,
			       pg_catalog.pg_encoding_to_char(c.contoencoding) AS contoencoding,
			       c.condefault,
			       pg_catalog.obj_description(c.oid, 'pg_conversion') AS concomment
			FROM pg_catalog.pg_conversion c, pg_catalog.pg_namespace n
			WHERE n.oid = c.connamespace
			      AND n.nspname='{$c_schema}'
			ORDER BY 1;
		";

        return $this->selectSet($sql);
    }

    // Operator Class functions

    /**
     * Edits a rule on a table OR view.
     *
     * @param $name    The name of the new rule
     * @param $event   SELECT, INSERT, UPDATE or DELETE

The type PHPPgAdmin\Database\SELECT was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param $table   Table on which to create the rule

The type PHPPgAdmin\Database\Table was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param $where   When to execute the rule, '' indicates always

The type PHPPgAdmin\Database\When was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param $instead True if an INSTEAD rule, false otherwise
     * @param $type    NOTHING for a do nothing rule, SOMETHING to use given action

The type PHPPgAdmin\Database\NOTHING was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param $action  The action to take
     *
     * @return integer 0 if operation was successful
     */
    public function setRule($name, $event, $table, $where, $instead, $type, $action)
    {
        return $this->createRule($name, $event, $table, $where, $instead, $type, $action, true);
    }

    // FTS functions

    /**
     * Creates a rule.
     *
     * @param string   $name     The name of the new rule
     * @param string   $event    SELECT, INSERT, UPDATE or DELETE
     * @param string   $table    Table on which to create the rule
     * @param string   $where    When to execute the rule, '' indicates always
     * @param boolean  $instead  True if an INSTEAD rule, false otherwise
     * @param string   $type     NOTHING for a do nothing rule, SOMETHING to use given action
     * @param string   $action   The action to take
     * @param bool     $replace  (optional) True to replace existing rule, false
     *                           otherwise
     *
     * @return integer  0 if operation was successful
     */
    public function createRule($name, $event, $table, $where, $instead, $type, $action, $replace = false)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($name);
        $this->fieldClean($table);
        if (!in_array($event, $this->rule_events, true)) {
            return -1;
        }

        $sql = 'CREATE';
        if ($replace) {
            $sql .= ' OR REPLACE';
        }

        $sql .= " RULE \"{$name}\" AS ON {$event} TO \"{$f_schema}\".\"{$table}\"";
        // Can't escape WHERE clause
        if ($where != '') {
            $sql .= " WHERE {$where}";
        }

        $sql .= ' DO';
        if ($instead) {
            $sql .= ' INSTEAD';
        }

        if ($type == 'NOTHING') {
            $sql .= ' NOTHING';
        } else {
            $sql .= " ({$action})";
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Removes a rule from a table OR view.
     *
     * @param string $rule     The rule to drop
     * @param string $relation The relation from which to drop
     * @param string $cascade  True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropRule($rule, $relation, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($rule);
        $this->fieldClean($relation);

        $sql = "DROP RULE \"{$rule}\" ON \"{$f_schema}\".\"{$relation}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Grabs a single trigger.
     *
     * @param string $table   The name of a table whose triggers to retrieve
     * @param string $trigger The name of the trigger to retrieve
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getTrigger($table, $trigger)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);
        $this->clean($trigger);

        $sql = "
			SELECT * FROM pg_catalog.pg_trigger t, pg_catalog.pg_class c
			WHERE t.tgrelid=c.oid AND c.relname='{$table}' AND t.tgname='{$trigger}'
				AND c.relnamespace=(
					SELECT oid FROM pg_catalog.pg_namespace
					WHERE nspname='{$c_schema}')";

        return $this->selectSet($sql);
    }

    /**
     * A helper function for getTriggers that translates
     * an array of attribute numbers to an array of field names.
     * Note: Only needed for pre-7.4 servers, this function is deprecated.
     *
     * @param string $trigger An array containing fields from the trigger table
     *
     * @return string The trigger definition string
     */
    public function getTriggerDef($trigger)
    {
        $this->fieldArrayClean($trigger);
        // Constants to figure out tgtype
        if (!defined('TRIGGER_TYPE_ROW')) {
            define('TRIGGER_TYPE_ROW', 1 << 0);
        }

        if (!defined('TRIGGER_TYPE_BEFORE')) {
            define('TRIGGER_TYPE_BEFORE', 1 << 1);
        }

        if (!defined('TRIGGER_TYPE_INSERT')) {
            define('TRIGGER_TYPE_INSERT', 1 << 2);
        }

        if (!defined('TRIGGER_TYPE_DELETE')) {
            define('TRIGGER_TYPE_DELETE', 1 << 3);
        }

        if (!defined('TRIGGER_TYPE_UPDATE')) {
            define('TRIGGER_TYPE_UPDATE', 1 << 4);
        }

        $trigger['tgisconstraint'] = $this->phpBool($trigger['tgisconstraint']);
        $trigger['tgdeferrable']   = $this->phpBool($trigger['tgdeferrable']);
        $trigger['tginitdeferred'] = $this->phpBool($trigger['tginitdeferred']);

        // Constraint trigger or normal trigger
        if ($trigger['tgisconstraint']) {
            $tgdef = 'CREATE CONSTRAINT TRIGGER ';
        } else {
            $tgdef = 'CREATE TRIGGER ';
        }

        $tgdef .= "\"{$trigger['tgname']}\" ";

        // Trigger type
        $findx = 0;
        if (($trigger['tgtype'] & TRIGGER_TYPE_BEFORE) == TRIGGER_TYPE_BEFORE) {
            $tgdef .= 'BEFORE';
        } else {
            $tgdef .= 'AFTER';
        }

        if (($trigger['tgtype'] & TRIGGER_TYPE_INSERT) == TRIGGER_TYPE_INSERT) {
            $tgdef .= ' INSERT';
            ++$findx;
        }
        if (($trigger['tgtype'] & TRIGGER_TYPE_DELETE) == TRIGGER_TYPE_DELETE) {
            if ($findx > 0) {
                $tgdef .= ' OR DELETE';
            } else {
                $tgdef .= ' DELETE';
                ++$findx;
            }
        }
        if (($trigger['tgtype'] & TRIGGER_TYPE_UPDATE) == TRIGGER_TYPE_UPDATE) {
            if ($findx > 0) {
                $tgdef .= ' OR UPDATE';
            } else {
                $tgdef .= ' UPDATE';
            }
        }

        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        // Table name
        $tgdef .= " ON \"{$f_schema}\".\"{$trigger['relname']}\" ";

        // Deferrability
        if ($trigger['tgisconstraint']) {
            if ($trigger['tgconstrrelid'] != 0) {
                // Assume constrelname is not null
                $tgdef .= " FROM \"{$trigger['tgconstrrelname']}\" ";
            }
            if (!$trigger['tgdeferrable']) {
                $tgdef .= 'NOT ';
            }

            $tgdef .= 'DEFERRABLE INITIALLY ';
            if ($trigger['tginitdeferred']) {
                $tgdef .= 'DEFERRED ';
            } else {
                $tgdef .= 'IMMEDIATE ';
            }
        }

        // Row or statement
        if ($trigger['tgtype'] & TRIGGER_TYPE_ROW == TRIGGER_TYPE_ROW) {
            $tgdef .= 'FOR EACH ROW ';
        } else {
            $tgdef .= 'FOR EACH STATEMENT ';
        }

        // Execute procedure
        $tgdef .= "EXECUTE PROCEDURE \"{$trigger['tgfname']}\"(";

        // Parameters
        // Escape null characters
        $v = addcslashes($trigger['tgargs'], "\0");
        // Split on escaped null characters
        $params = explode('\\000', $v);
        for ($findx = 0; $findx < $trigger['tgnargs']; ++$findx) {
            $param = "'" . str_replace('\'', '\\\'', $params[$findx]) . "'";
            $tgdef .= $param;
            if ($findx < ($trigger['tgnargs'] - 1)) {
                $tgdef .= ', ';
            }
        }

        // Finish it off
        $tgdef .= ')';

        return $tgdef;
    }

    /**
     * Returns a list of all functions that can be used in triggers.
     */
    public function getTriggerFunctions()
    {
        return $this->getFunctions(true, 'trigger');
    }

    /**
     * Returns a list of all functions in the database.
     *
     * @param bool $all  If true, will find all available functions, if false just those in search path

The type PHPPgAdmin\Database\If was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param                              $type If not null, will find all functions with return value = type
     *
     * @return \PHPPgAdmin\ADORecordSet All functions
     */
    public function getFunctions($all = false, $type = null)
    {
        if ($all) {
            $where    = 'pg_catalog.pg_function_is_visible(p.oid)';
            $distinct = 'DISTINCT ON (p.proname)';

            if ($type) {
                $where .= " AND p.prorettype = (select oid from pg_catalog.pg_type p where p.typname = 'trigger') ";
            }
        } else {
            $c_schema = $this->_schema;
            $this->clean($c_schema);
            $where    = "n.nspname = '{$c_schema}'";
            $distinct = '';
        }

        $sql = "
			SELECT
				{$distinct}
				p.oid AS prooid,
				p.proname,
				p.proretset,
				pg_catalog.format_type(p.prorettype, NULL) AS proresult,
				pg_catalog.oidvectortypes(p.proargtypes) AS proarguments,
				pl.lanname AS prolanguage,
				pg_catalog.obj_description(p.oid, 'pg_proc') AS procomment,
				p.proname || ' (' || pg_catalog.oidvectortypes(p.proargtypes) || ')' AS proproto,
				CASE WHEN p.proretset THEN 'setof ' ELSE '' END || pg_catalog.format_type(p.prorettype, NULL) AS proreturns,
				coalesce(u.usename::text,p.proowner::text) AS proowner

			FROM pg_catalog.pg_proc p
				INNER JOIN pg_catalog.pg_namespace n ON n.oid = p.pronamespace
				INNER JOIN pg_catalog.pg_language pl ON pl.oid = p.prolang
				LEFT JOIN pg_catalog.pg_user u ON u.usesysid = p.proowner
			WHERE NOT p.proisagg
				AND {$where}
			ORDER BY p.proname, proresult
			";

        return $this->selectSet($sql);
    }

    /**
     * Creates a trigger.
     *
     * @param $tgname  The name of the trigger to create
     * @param $table   The name of the table
     * @param $tgproc  The function to execute
     * @param $tgtime  BEFORE or AFTER

The type PHPPgAdmin\Database\BEFORE was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param $tgevent Event

The type PHPPgAdmin\Database\Event was not found. Maybe you did not declare it correctly or list all dependencies?

     * @param $tgfrequency
     * @param $tgargs  The function arguments
     *
     * @return integer 0 if operation was successful
     */
    public function createTrigger($tgname, $table, $tgproc, $tgtime, $tgevent, $tgfrequency, $tgargs)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($tgname);
        $this->fieldClean($table);
        $this->fieldClean($tgproc);

        /* No Statement Level Triggers in PostgreSQL (by now) */
        $sql = "CREATE TRIGGER \"{$tgname}\" {$tgtime}
				{$tgevent} ON \"{$f_schema}\".\"{$table}\"
				FOR EACH {$tgfrequency} EXECUTE PROCEDURE \"{$tgproc}\"({$tgargs})";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Alters a trigger.
     *
     * @param $table   The name of the table containing the trigger
     * @param $trigger The name of the trigger to alter
     * @param $name    The new name for the trigger
     *
     * @return integer 0 if operation was successful
     */
    public function alterTrigger($table, $trigger, $name)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);
        $this->fieldClean($trigger);
        $this->fieldClean($name);

        $sql = "ALTER TRIGGER \"{$trigger}\" ON \"{$f_schema}\".\"{$table}\" RENAME TO \"{$name}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Drops a trigger.
     *
     * @param $tgname  The name of the trigger to drop
     * @param $table   The table from which to drop the trigger
     * @param $cascade True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropTrigger($tgname, $table, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($tgname);
        $this->fieldClean($table);

        $sql = "DROP TRIGGER \"{$tgname}\" ON \"{$f_schema}\".\"{$table}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Enables a trigger.
     *
     * @param $tgname The name of the trigger to enable
     * @param $table  The table in which to enable the trigger
     *
     * @return integer 0 if operation was successful
     */
    public function enableTrigger($tgname, $table)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($tgname);
        $this->fieldClean($table);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" ENABLE TRIGGER \"{$tgname}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Disables a trigger.
     *
     * @param $tgname The name of the trigger to disable
     * @param $table  The table in which to disable the trigger
     *
     * @return integer 0 if operation was successful
     */
    public function disableTrigger($tgname, $table)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($tgname);
        $this->fieldClean($table);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" DISABLE TRIGGER \"{$tgname}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Returns a list of all operators in the database.
     *
     * @return \PHPPgAdmin\ADORecordSet All operators
     */
    public function getOperators()
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        // We stick with the subselects here, as you cannot ORDER BY a regtype
        $sql = "
			SELECT
            	po.oid,	po.oprname,
				(SELECT pg_catalog.format_type(oid, NULL) FROM pg_catalog.pg_type pt WHERE pt.oid=po.oprleft) AS oprleftname,
				(SELECT pg_catalog.format_type(oid, NULL) FROM pg_catalog.pg_type pt WHERE pt.oid=po.oprright) AS oprrightname,
				po.oprresult::pg_catalog.regtype AS resultname,
		        pg_catalog.obj_description(po.oid, 'pg_operator') AS oprcomment
			FROM
				pg_catalog.pg_operator po
			WHERE
				po.oprnamespace = (SELECT oid FROM pg_catalog.pg_namespace WHERE nspname='{$c_schema}')
			ORDER BY
				po.oprname, oprleftname, oprrightname
		";

        return $this->selectSet($sql);
    }

    /**
     * Drops an operator.
     *
     * @param $operator_oid The OID of the operator to drop
     * @param $cascade      True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropOperator($operator_oid, $cascade)
    {
        // Function comes in with $object as operator OID
        $opr      = $this->getOperator($operator_oid);
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($opr->fields['oprname']);

        $sql = "DROP OPERATOR \"{$f_schema}\".{$opr->fields['oprname']} (";
        // Quoting or formatting here???
        if ($opr->fields['oprleftname'] !== null) {
            $sql .= $opr->fields['oprleftname'] . ', ';
        } else {
            $sql .= 'NONE, ';
        }

        if ($opr->fields['oprrightname'] !== null) {
            $sql .= $opr->fields['oprrightname'] . ')';
        } else {
            $sql .= 'NONE)';
        }

        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Returns all details for a particular operator.
     *
     * @param $operator_oid The oid of the operator
     *
     * @return Function info

The type PHPPgAdmin\Database\Function was not found. Maybe you did not declare it correctly or list all dependencies?

     */
    public function getOperator($operator_oid)
    {
        $this->clean($operator_oid);

        $sql = "
			SELECT
            	po.oid, po.oprname,
				oprleft::pg_catalog.regtype AS oprleftname,
				oprright::pg_catalog.regtype AS oprrightname,
				oprresult::pg_catalog.regtype AS resultname,
				po.oprcanhash,
				oprcanmerge,
				oprcom::pg_catalog.regoperator AS oprcom,
				oprnegate::pg_catalog.regoperator AS oprnegate,
				po.oprcode::pg_catalog.regproc AS oprcode,
				po.oprrest::pg_catalog.regproc AS oprrest,
				po.oprjoin::pg_catalog.regproc AS oprjoin
			FROM
				pg_catalog.pg_operator po
			WHERE
				po.oid='{$operator_oid}'
		";

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\Function.

    }

    /**
     *  Gets all opclasses.
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getOpClasses()
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $sql = "
			SELECT
				pa.amname, po.opcname,
				po.opcintype::pg_catalog.regtype AS opcintype,
				po.opcdefault,
				pg_catalog.obj_description(po.oid, 'pg_opclass') AS opccomment
			FROM
				pg_catalog.pg_opclass po, pg_catalog.pg_am pa, pg_catalog.pg_namespace pn
			WHERE
				po.opcmethod=pa.oid
				AND po.opcnamespace=pn.oid
				AND pn.nspname='{$c_schema}'
			ORDER BY 1,2
			";

        return $this->selectSet($sql);
    }

    /**
     * Creates a new FTS configuration.
     *
     * @param string $cfgname  The name of the FTS configuration to create
     * @param string $parser   The parser to be used in new FTS configuration
     * @param string $template The existing FTS configuration to be used as template for the new one
     * @param string $comment  If omitted, defaults to nothing
     *
     * @return bool|int 0 success
     *
     * @internal param string $locale Locale of the FTS configuration
     * @internal param string $withmap Should we copy whole map of existing FTS configuration to the new one
     * @internal param string $makeDefault Should this configuration be the default for locale given
     */
    public function createFtsConfiguration($cfgname, $parser = '', $template = '', $comment = '')
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($cfgname);

        $sql = "CREATE TEXT SEARCH CONFIGURATION \"{$f_schema}\".\"{$cfgname}\" (";
        if ($parser != '') {
            $this->fieldClean($parser['schema']);
            $this->fieldClean($parser['parser']);
            $parser = "\"{$parser['schema']}\".\"{$parser['parser']}\"";
            $sql .= " PARSER = {$parser}";
        }
        if ($template != '') {
            $this->fieldClean($template['schema']);
            $this->fieldClean($template['name']);
            $sql .= " COPY = \"{$template['schema']}\".\"{$template['name']}\"";
        }
        $sql .= ')';

        if ($comment != '') {
            $status = $this->beginTransaction();
            if ($status != 0) {
                return -1;
            }
        }

        // Create the FTS configuration
        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            $this->rollbackTransaction();

            return -1;
        }

        // Set the comment
        if ($comment != '') {
            $status = $this->setComment('TEXT SEARCH CONFIGURATION', $cfgname, '', $comment);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -1;
            }

            return $this->endTransaction();
        }

        return 0;
    }

    // Language functions

    /**
     * Returns available FTS configurations.
     *
     * @param bool $all if false, returns schema qualified FTS confs
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getFtsConfigurations($all = true)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $sql = "
			SELECT
				n.nspname as schema,
				c.cfgname as name,
				pg_catalog.obj_description(c.oid, 'pg_ts_config') as comment
			FROM
				pg_catalog.pg_ts_config c
				JOIN pg_catalog.pg_namespace n ON n.oid = c.cfgnamespace
			WHERE
				pg_catalog.pg_ts_config_is_visible(c.oid)";

        if (!$all) {
            $sql .= " AND  n.nspname='{$c_schema}'\n";
        }

        $sql .= 'ORDER BY name';

        return $this->selectSet($sql);
    }

    // Aggregate functions

    /**
     * Returns the map of FTS configuration given
     * (list of mappings (tokens) and their processing dictionaries).
     *
     * @param string $ftscfg Name of the FTS configuration
     *
     * @return \PHPPgAdmin\ADORecordSet recordset
     */
    public function getFtsConfigurationMap($ftscfg)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->fieldClean($ftscfg);

        $oidSet = $this->selectSet("SELECT c.oid

The opening parenthesis of a multi-line function call should be the last content on the line.

			FROM pg_catalog.pg_ts_config AS c
				LEFT JOIN pg_catalog.pg_namespace n ON (n.oid = c.cfgnamespace)
			WHERE c.cfgname = '{$ftscfg}'
				AND n.nspname='{$c_schema}'");

For multi-line function calls, the closing parenthesis should be on a new line.

        $oid = $oidSet->fields['oid'];

        $sql = "
 			SELECT
    			(SELECT t.alias FROM pg_catalog.ts_token_type(c.cfgparser) AS t WHERE t.tokid = m.maptokentype) AS name,
        		(SELECT t.description FROM pg_catalog.ts_token_type(c.cfgparser) AS t WHERE t.tokid = m.maptokentype) AS description,
				c.cfgname AS cfgname, n.nspname ||'.'|| d.dictname as dictionaries
			FROM
				pg_catalog.pg_ts_config AS c, pg_catalog.pg_ts_config_map AS m, pg_catalog.pg_ts_dict d,
				pg_catalog.pg_namespace n
			WHERE
				c.oid = {$oid}
				AND m.mapcfg = c.oid
				AND m.mapdict = d.oid
				AND d.dictnamespace = n.oid
			ORDER BY name
			";

        return $this->selectSet($sql);
    }

    /**
     * Returns FTS parsers available.
     *
     * @param bool $all if false, return only Parsers from the current schema
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getFtsParsers($all = true)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $sql = "
			SELECT
			   n.nspname as schema,
			   p.prsname as name,
			   pg_catalog.obj_description(p.oid, 'pg_ts_parser') as comment
			FROM pg_catalog.pg_ts_parser p
				LEFT JOIN pg_catalog.pg_namespace n ON (n.oid = p.prsnamespace)
			WHERE pg_catalog.pg_ts_parser_is_visible(p.oid)";

        if (!$all) {
            $sql .= " AND n.nspname='{$c_schema}'\n";
        }

        $sql .= 'ORDER BY name';

        return $this->selectSet($sql);
    }

    /**
     * Returns FTS dictionaries available.
     *
     * @param bool $all if false, return only Dics from the current schema
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getFtsDictionaries($all = true)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $sql = "
 			SELECT
				n.nspname as schema, d.dictname as name,
				pg_catalog.obj_description(d.oid, 'pg_ts_dict') as comment
			FROM pg_catalog.pg_ts_dict d
				LEFT JOIN pg_catalog.pg_namespace n ON n.oid = d.dictnamespace
			WHERE pg_catalog.pg_ts_dict_is_visible(d.oid)";

        if (!$all) {
            $sql .= " AND n.nspname='{$c_schema}'\n";
        }

        $sql .= 'ORDER BY name;';

        return $this->selectSet($sql);
    }

    /**
     * Returns all FTS dictionary templates available.
     */
    public function getFtsDictionaryTemplates()
    {
        $sql = "
 			SELECT
				n.nspname as schema,
				t.tmplname as name,
				( SELECT COALESCE(np.nspname, '(null)')::pg_catalog.text || '.' || p.proname
					FROM pg_catalog.pg_proc p
					LEFT JOIN pg_catalog.pg_namespace np ON np.oid = p.pronamespace
					WHERE t.tmplinit = p.oid ) AS  init,
				( SELECT COALESCE(np.nspname, '(null)')::pg_catalog.text || '.' || p.proname
					FROM pg_catalog.pg_proc p
					LEFT JOIN pg_catalog.pg_namespace np ON np.oid = p.pronamespace
					WHERE t.tmpllexize = p.oid ) AS  lexize,
				pg_catalog.obj_description(t.oid, 'pg_ts_template') as comment
			FROM pg_catalog.pg_ts_template t
				LEFT JOIN pg_catalog.pg_namespace n ON n.oid = t.tmplnamespace
			WHERE pg_catalog.pg_ts_template_is_visible(t.oid)
			ORDER BY name;";

        return $this->selectSet($sql);
    }

    /**
     * Drops FTS coniguration.
     *
     * @param $ftscfg  The configuration's name
     * @param $cascade Cascade to dependenced objects

The type PHPPgAdmin\Database\Cascade was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return integer 0 if operation was successful
     */
    public function dropFtsConfiguration($ftscfg, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($ftscfg);

        $sql = "DROP TEXT SEARCH CONFIGURATION \"{$f_schema}\".\"{$ftscfg}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Drops FTS dictionary.
     *
     * @param $ftsdict The dico's name
     * @param $cascade Cascade to dependenced objects
     *
     * @return integer 0 if operation was successful
     *
     * @todo Support of dictionary templates dropping
     */
    public function dropFtsDictionary($ftsdict, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($ftsdict);

        $sql = 'DROP TEXT SEARCH DICTIONARY';
        $sql .= " \"{$f_schema}\".\"{$ftsdict}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Alters FTS configuration.
     *
     * @param $cfgname The conf's name
     * @param $comment A comment on for the conf
     * @param $name    The new conf name
     *
     * @return bool|int 0 on success
     */
    public function updateFtsConfiguration($cfgname, $comment, $name)
    {
        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        $this->fieldClean($cfgname);

        $status = $this->setComment('TEXT SEARCH CONFIGURATION', $cfgname, '', $comment);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        // Only if the name has changed
        if ($name != $cfgname) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $this->fieldClean($name);

            $sql    = "ALTER TEXT SEARCH CONFIGURATION \"{$f_schema}\".\"{$cfgname}\" RENAME TO \"{$name}\"";
            $status = $this->execute($sql);
            if ($status != 0) {

The condition $status != 0 is always true.

                $this->rollbackTransaction();

                return -1;
            }
        }

        return $this->endTransaction();
    }

    /**
     * Creates a new FTS dictionary or FTS dictionary template.
     *
     * @param string $dictname   The name of the FTS dictionary to create
     * @param bool   $isTemplate Flag whether we create usual dictionary or dictionary template
     * @param string $template   The existing FTS dictionary to be used as template for the new one
     * @param string $lexize     The name of the function, which does transformation of input word
     * @param string $init       The name of the function, which initializes dictionary
     * @param string $option     Usually, it stores various options required for the dictionary
     * @param string $comment    If omitted, defaults to nothing
     *
     * @return bool|int 0 success
     */
    public function createFtsDictionary(
        $dictname,
        $isTemplate = false,
        $template = '',
        $lexize = '',
        $init = '',
        $option = '',
        $comment = ''
    ) {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($dictname);
        $this->fieldClean($template);
        $this->fieldClean($lexize);
        $this->fieldClean($init);
        $this->fieldClean($option);

        $sql = 'CREATE TEXT SEARCH';
        if ($isTemplate) {
            $sql .= " TEMPLATE \"{$f_schema}\".\"{$dictname}\" (";
            if ($lexize != '') {
                $sql .= " LEXIZE = {$lexize}";
            }

            if ($init != '') {
                $sql .= ", INIT = {$init}";
            }

            $sql .= ')';
            $whatToComment = 'TEXT SEARCH TEMPLATE';
        } else {
            $sql .= " DICTIONARY \"{$f_schema}\".\"{$dictname}\" (";
            if ($template != '') {
                $this->fieldClean($template['schema']);
                $this->fieldClean($template['name']);
                $template = "\"{$template['schema']}\".\"{$template['name']}\"";

                $sql .= " TEMPLATE = {$template}";
            }
            if ($option != '') {
                $sql .= ", {$option}";
            }

            $sql .= ')';
            $whatToComment = 'TEXT SEARCH DICTIONARY';
        }

        /* if comment, begin a transaction to
         * run both commands */
        if ($comment != '') {
            $status = $this->beginTransaction();
            if ($status != 0) {
                return -1;
            }
        }

        // Create the FTS dictionary
        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            $this->rollbackTransaction();

            return -1;
        }

        // Set the comment
        if ($comment != '') {
            $status = $this->setComment($whatToComment, $dictname, '', $comment);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -1;
            }
        }

        return $this->endTransaction();
    }

    // Role, User/Group functions

    /**
     * Alters FTS dictionary or dictionary template.
     *
     * @param $dictname The dico's name
     * @param $comment  The comment
     * @param $name     The new dico's name
     *
     * @return bool|int 0 on success
     */
    public function updateFtsDictionary($dictname, $comment, $name)
    {
        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        $this->fieldClean($dictname);
        $status = $this->setComment('TEXT SEARCH DICTIONARY', $dictname, '', $comment);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        // Only if the name has changed
        if ($name != $dictname) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $this->fieldClean($name);

            $sql    = "ALTER TEXT SEARCH DICTIONARY \"{$f_schema}\".\"{$dictname}\" RENAME TO \"{$name}\"";
            $status = $this->execute($sql);
            if ($status != 0) {

The condition $status != 0 is always true.

                $this->rollbackTransaction();

                return -1;
            }
        }

        return $this->endTransaction();
    }

    /**
     * Return all information relating to a FTS dictionary.
     *
     * @param $ftsdict The name of the FTS dictionary
     *
     * @return \PHPPgAdmin\ADORecordSet recordset of FTS dictionary information
     */
    public function getFtsDictionaryByName($ftsdict)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($ftsdict);

        $sql = "SELECT
			   n.nspname as schema,
			   d.dictname as name,
			   ( SELECT COALESCE(nt.nspname, '(null)')::pg_catalog.text || '.' || t.tmplname FROM
				 pg_catalog.pg_ts_template t
									  LEFT JOIN pg_catalog.pg_namespace nt ON nt.oid = t.tmplnamespace
									  WHERE d.dicttemplate = t.oid ) AS  template,
			   d.dictinitoption as init,
			   pg_catalog.obj_description(d.oid, 'pg_ts_dict') as comment
			FROM pg_catalog.pg_ts_dict d
				LEFT JOIN pg_catalog.pg_namespace n ON n.oid = d.dictnamespace
			WHERE d.dictname = '{$ftsdict}'
			   AND pg_catalog.pg_ts_dict_is_visible(d.oid)
			   AND n.nspname='{$c_schema}'
			ORDER BY name";

        return $this->selectSet($sql);
    }

    /**
     * Creates/updates/deletes FTS mapping.
     *
     * @param        $ftscfg
     * @param array  $mapping  Array of tokens' names
     * @param string $action   What to do with the mapping: add, alter or drop
     * @param string $dictname Dictionary that will process tokens given or null in case of drop action
     *
     * @return int 0 if operation was successful
     *
     * @internal param string $cfgname The name of the FTS configuration to alter
     */
    public function changeFtsMapping($ftscfg, $mapping, $action, $dictname = null)
    {
        if (count($mapping) > 0) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $this->fieldClean($ftscfg);
            $this->fieldClean($dictname);
            $this->arrayClean($mapping);

            switch ($action) {
                case 'alter':
                    $whatToDo = 'ALTER';

                    break;
                case 'drop':
                    $whatToDo = 'DROP';

                    break;
                default:
                    $whatToDo = 'ADD';

                    break;
            }

            $sql = "ALTER TEXT SEARCH CONFIGURATION \"{$f_schema}\".\"{$ftscfg}\" {$whatToDo} MAPPING FOR ";
            $sql .= implode(',', $mapping);
            if ($action != 'drop' && !empty($dictname)) {
                $sql .= " WITH {$dictname}";
            }

            return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

        }

        return -1;
    }

    /**
     * Return all information related to a given FTS configuration's mapping.
     *
     * @param $ftscfg  The name of the FTS configuration
     * @param $mapping The name of the mapping
     *
     * @return FTS configuration information

The type PHPPgAdmin\Database\FTS was not found. Maybe you did not declare it correctly or list all dependencies?

     */
    public function getFtsMappingByName($ftscfg, $mapping)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($ftscfg);
        $this->clean($mapping);

        $oidSet = $this->selectSet("SELECT c.oid, cfgparser

The opening parenthesis of a multi-line function call should be the last content on the line.

			FROM pg_catalog.pg_ts_config AS c
				LEFT JOIN pg_catalog.pg_namespace AS n ON n.oid = c.cfgnamespace
			WHERE c.cfgname = '{$ftscfg}'
				AND n.nspname='{$c_schema}'");

For multi-line function calls, the closing parenthesis should be on a new line.

        $oid       = $oidSet->fields['oid'];
        $cfgparser = $oidSet->fields['cfgparser'];

        $tokenIdSet = $this->selectSet("SELECT tokid

The opening parenthesis of a multi-line function call should be the last content on the line.

			FROM pg_catalog.ts_token_type({$cfgparser})
			WHERE alias = '{$mapping}'");

For multi-line function calls, the closing parenthesis should be on a new line.

        $tokid = $tokenIdSet->fields['tokid'];

        $sql = "SELECT
			    (SELECT t.alias FROM pg_catalog.ts_token_type(c.cfgparser) AS t WHERE t.tokid = m.maptokentype) AS name,
    	            d.dictname as dictionaries
			FROM pg_catalog.pg_ts_config AS c, pg_catalog.pg_ts_config_map AS m, pg_catalog.pg_ts_dict d
			WHERE c.oid = {$oid} AND m.mapcfg = c.oid AND m.maptokentype = {$tokid} AND m.mapdict = d.oid
			LIMIT 1;";

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\FTS.

    }

    /**
     * Return list of FTS mappings possible for given parser
     * (specified by given configuration since configuration can only have 1 parser).
     *
     * @param $ftscfg The config's name that use the parser
     *
     * @return integer 0 if operation was successful
     */
    public function getFtsMappings($ftscfg)
    {
        $cfg = $this->getFtsConfigurationByName($ftscfg);

        $sql = "SELECT alias AS name, description
			FROM pg_catalog.ts_token_type({$cfg->fields['parser_id']})
			ORDER BY name";

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Return all information related to a FTS configuration.
     *
     * @param $ftscfg The name of the FTS configuration
     *
     * @return FTS configuration information
     */
    public function getFtsConfigurationByName($ftscfg)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($ftscfg);
        $sql = "
			SELECT
				n.nspname as schema,
				c.cfgname as name,
				p.prsname as parser,
				c.cfgparser as parser_id,
				pg_catalog.obj_description(c.oid, 'pg_ts_config') as comment
			FROM pg_catalog.pg_ts_config c
				LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.cfgnamespace
				LEFT JOIN pg_catalog.pg_ts_parser p ON p.oid = c.cfgparser
			WHERE pg_catalog.pg_ts_config_is_visible(c.oid)
				AND c.cfgname = '{$ftscfg}'
				AND n.nspname='{$c_schema}'";

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\FTS.

    }

    /**
     * Gets all languages.
     *
     * @param bool|true $all True to get all languages, regardless of show_system
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getLanguages($all = false)
    {
        $conf = $this->conf;

        if ($conf['show_system'] || $all) {
            $where = '';
        } else {
            $where = 'WHERE lanispl';
        }

        $sql = "
			SELECT
				lanname, lanpltrusted,
				lanplcallfoid::pg_catalog.regproc AS lanplcallf
			FROM
				pg_catalog.pg_language
			{$where}
			ORDER BY lanname
		";

        return $this->selectSet($sql);
    }

    /**
     * Creates a new aggregate in the database.
     *
     * @param $name     The name of the aggregate
     * @param $basetype The input data type of the aggregate
     * @param $sfunc    The name of the state transition function for the aggregate
     * @param $stype    The data type for the aggregate's state value
     * @param $ffunc    The name of the final function for the aggregate
     * @param $initcond The initial setting for the state value
     * @param $sortop   The sort operator for the aggregate
     * @param $comment  Aggregate comment

The type PHPPgAdmin\Database\Aggregate was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return bool|int 0 success
     */
    public function createAggregate($name, $basetype, $sfunc, $stype, $ffunc, $initcond, $sortop, $comment)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($name);
        $this->fieldClean($basetype);
        $this->fieldClean($sfunc);
        $this->fieldClean($stype);
        $this->fieldClean($ffunc);
        $this->fieldClean($initcond);
        $this->fieldClean($sortop);

        $this->beginTransaction();

        $sql = "CREATE AGGREGATE \"{$f_schema}\".\"{$name}\" (BASETYPE = \"{$basetype}\", SFUNC = \"{$sfunc}\", STYPE = \"{$stype}\"";
        if (trim($ffunc) != '') {
            $sql .= ", FINALFUNC = \"{$ffunc}\"";
        }

        if (trim($initcond) != '') {
            $sql .= ", INITCOND = \"{$initcond}\"";
        }

        if (trim($sortop) != '') {
            $sql .= ", SORTOP = \"{$sortop}\"";
        }

        $sql .= ')';

        $status = $this->execute($sql);
        if ($status) {

$status is of type ADORecordSet, thus it always evaluated to true.

            $this->rollbackTransaction();

            return -1;
        }

        if (trim($comment) != '') {
            $status = $this->setComment('AGGREGATE', $name, '', $comment, $basetype);
            if ($status) {
                $this->rollbackTransaction();

                return -1;
            }
        }

        return $this->endTransaction();
    }

    /**
     * Removes an aggregate function from the database.
     *
     * @param $aggrname The name of the aggregate
     * @param $aggrtype The input data type of the aggregate
     * @param $cascade  True to cascade drop, false to restrict
     *
     * @return integer 0 if operation was successful
     */
    public function dropAggregate($aggrname, $aggrtype, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($aggrname);
        $this->fieldClean($aggrtype);

        $sql = "DROP AGGREGATE \"{$f_schema}\".\"{$aggrname}\" (\"{$aggrtype}\")";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Gets all information for an aggregate.
     *
     * @param $name     The name of the aggregate
     * @param $basetype The input data type of the aggregate
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getAggregate($name, $basetype)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->fieldClean($name);
        $this->fieldClean($basetype);

        $sql = "
			SELECT p.proname, CASE p.proargtypes[0]
				WHEN 'pg_catalog.\"any\"'::pg_catalog.regtype THEN NULL
				ELSE pg_catalog.format_type(p.proargtypes[0], NULL) END AS proargtypes,
				a.aggtransfn, format_type(a.aggtranstype, NULL) AS aggstype, a.aggfinalfn,
				a.agginitval, a.aggsortop, u.usename, pg_catalog.obj_description(p.oid, 'pg_proc') AS aggrcomment
			FROM pg_catalog.pg_proc p, pg_catalog.pg_namespace n, pg_catalog.pg_user u, pg_catalog.pg_aggregate a
			WHERE n.oid = p.pronamespace AND p.proowner=u.usesysid AND p.oid=a.aggfnoid
				AND p.proisagg AND n.nspname='{$c_schema}'
				AND p.proname='" . $name . "'
				AND CASE p.proargtypes[0]
					WHEN 'pg_catalog.\"any\"'::pg_catalog.regtype THEN ''
					ELSE pg_catalog.format_type(p.proargtypes[0], NULL)
				END ='" . $basetype . "'";

        return $this->selectSet($sql);
    }

    /**
     * Gets all aggregates.
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getAggregates()
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $sql = "SELECT p.proname, CASE p.proargtypes[0] WHEN 'pg_catalog.\"any\"'::pg_catalog.regtype THEN NULL ELSE
			   pg_catalog.format_type(p.proargtypes[0], NULL) END AS proargtypes, a.aggtransfn, u.usename,
			   pg_catalog.obj_description(p.oid, 'pg_proc') AS aggrcomment
			   FROM pg_catalog.pg_proc p, pg_catalog.pg_namespace n, pg_catalog.pg_user u, pg_catalog.pg_aggregate a
			   WHERE n.oid = p.pronamespace AND p.proowner=u.usesysid AND p.oid=a.aggfnoid
			   AND p.proisagg AND n.nspname='{$c_schema}' ORDER BY 1, 2";

        return $this->selectSet($sql);
    }

    /**
     * Alters an aggregate.
     *
     * @param $aggrname       The actual name of the aggregate
     * @param $aggrtype       The actual input data type of the aggregate
     * @param $aggrowner      The actual owner of the aggregate
     * @param $aggrschema     The actual schema the aggregate belongs to
     * @param $aggrcomment    The actual comment for the aggregate
     * @param $newaggrname    The new name of the aggregate
     * @param $newaggrowner   The new owner of the aggregate
     * @param $newaggrschema  The new schema where the aggregate will belong to
     * @param $newaggrcomment The new comment for the aggregate
     *
     * @return bool|int 0 success
     */
    public function alterAggregate(
        $aggrname,
        $aggrtype,
        $aggrowner,
        $aggrschema,
        $aggrcomment,
        $newaggrname,
        $newaggrowner,
        $newaggrschema,
        $newaggrcomment
    ) {
        // Clean fields
        $this->fieldClean($aggrname);
        $this->fieldClean($aggrtype);
        $this->fieldClean($aggrowner);
        $this->fieldClean($aggrschema);
        $this->fieldClean($newaggrname);
        $this->fieldClean($newaggrowner);
        $this->fieldClean($newaggrschema);

        $this->beginTransaction();

        // Change the owner, if it has changed
        if ($aggrowner != $newaggrowner) {
            $status = $this->changeAggregateOwner($aggrname, $aggrtype, $newaggrowner);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -1;
            }
        }

        // Set the comment, if it has changed
        if ($aggrcomment != $newaggrcomment) {
            $status = $this->setComment('AGGREGATE', $aggrname, '', $newaggrcomment, $aggrtype);
            if ($status) {
                $this->rollbackTransaction();

                return -2;
            }
        }

        // Change the schema, if it has changed
        if ($aggrschema != $newaggrschema) {
            $status = $this->changeAggregateSchema($aggrname, $aggrtype, $newaggrschema);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -3;
            }
        }

        // Rename the aggregate, if it has changed
        if ($aggrname != $newaggrname) {
            $status = $this->renameAggregate($newaggrschema, $aggrname, $aggrtype, $newaggrname);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -4;
            }
        }

        return $this->endTransaction();
    }

    /**
     * Changes the owner of an aggregate function.
     *
     * @param $aggrname     The name of the aggregate
     * @param $aggrtype     The input data type of the aggregate
     * @param $newaggrowner The new owner of the aggregate
     *
     * @return integer 0 if operation was successful
     */
    public function changeAggregateOwner($aggrname, $aggrtype, $newaggrowner)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($aggrname);
        $this->fieldClean($newaggrowner);
        $sql = "ALTER AGGREGATE \"{$f_schema}\".\"{$aggrname}\" (\"{$aggrtype}\") OWNER TO \"{$newaggrowner}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Changes the schema of an aggregate function.
     *
     * @param $aggrname      The name of the aggregate
     * @param $aggrtype      The input data type of the aggregate
     * @param $newaggrschema The new schema for the aggregate
     *
     * @return integer 0 if operation was successful
     */
    public function changeAggregateSchema($aggrname, $aggrtype, $newaggrschema)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($aggrname);
        $this->fieldClean($newaggrschema);
        $sql = "ALTER AGGREGATE \"{$f_schema}\".\"{$aggrname}\" (\"{$aggrtype}\") SET SCHEMA  \"{$newaggrschema}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Renames an aggregate function.
     *
     * @param $aggrschema
     * @param $aggrname    The actual name of the aggregate
     * @param $aggrtype    The actual input data type of the aggregate
     * @param $newaggrname The new name of the aggregate
     *
     * @return integer 0 if operation was successful
     */
    public function renameAggregate($aggrschema, $aggrname, $aggrtype, $newaggrname)
    {
        /* this function is called from alterAggregate where params are cleaned */
        $sql = "ALTER AGGREGATE \"{$aggrschema}\"" . '.' . "\"{$aggrname}\" (\"{$aggrtype}\") RENAME TO \"{$newaggrname}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Returns all roles in the database cluster.
     *
     * @param $rolename (optional) The role name to exclude from the select
     *
     * @return All roles
     */
    public function getRoles($rolename = '')
    {
        $sql = '
			SELECT rolname, rolsuper, rolcreatedb, rolcreaterole, rolinherit,
				rolcanlogin, rolconnlimit, rolvaliduntil, rolconfig
			FROM pg_catalog.pg_roles';
        if ($rolename) {
            $sql .= " WHERE rolname!='{$rolename}'";
        }

        $sql .= ' ORDER BY rolname';

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\All.

    }

    /**
     * Returns information about a single role.
     *
     * @param $rolename The name of the role to retrieve
     *
     * @return The role's data
     */
    public function getRole($rolename)
    {
        $this->clean($rolename);

        $sql = "
			SELECT rolname, rolsuper, rolcreatedb, rolcreaterole, rolinherit,
				rolcanlogin, rolconnlimit, rolvaliduntil, rolconfig
			FROM pg_catalog.pg_roles WHERE rolname='{$rolename}'";

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\The.

    }

    /**
     * Returns all users in the database cluster.
     *
     * @return All users
     */
    public function getUsers()
    {
        $sql = 'SELECT usename, usesuper, usecreatedb, valuntil AS useexpires, useconfig
			FROM pg_user
			ORDER BY usename';

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\All.

    }

    /**
     * Returns information about a single user.
     *
     * @param $username The username of the user to retrieve
     *
     * @return The user's data
     */
    public function getUser($username)
    {
        $this->clean($username);

        $sql = "SELECT usename, usesuper, usecreatedb, valuntil AS useexpires, useconfig
			FROM pg_user
			WHERE usename='{$username}'";

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\The.

    }

    /**
     * Creates a new role.
     *
     * @param $rolename     The name of the role to create
     * @param $password     A password for the role
     * @param $superuser    Boolean whether or not the role is a superuser
     * @param $createdb     Boolean whether or not the role can create databases
     * @param $createrole   Boolean whether or not the role can create other roles
     * @param $inherits     Boolean whether or not the role inherits the privileges from parent roles
     * @param $login        Boolean whether or not the role will be allowed to login
     * @param $connlimit    Number of concurrent connections the role can make
     * @param $expiry       String Format 'YYYY-MM-DD HH:MM:SS'.  '' means never expire
     * @param $memberof     (array) Roles to which the new role will be immediately added as a new member
     * @param $members      (array) Roles which are automatically added as members of the new role
     * @param $adminmembers (array) Roles which are automatically added as admin members of the new role
     *
     * @return integer 0 if operation was successful
     */
    public function createRole(
        $rolename,
        $password,
        $superuser,
        $createdb,
        $createrole,
        $inherits,
        $login,
        $connlimit,
        $expiry,
        $memberof,
        $members,
        $adminmembers
    ) {
        $enc = $this->_encryptPassword($rolename, $password);
        $this->fieldClean($rolename);
        $this->clean($enc);
        $this->clean($connlimit);
        $this->clean($expiry);
        $this->fieldArrayClean($memberof);
        $this->fieldArrayClean($members);
        $this->fieldArrayClean($adminmembers);

        $sql = "CREATE ROLE \"{$rolename}\"";
        if ($password != '') {
            $sql .= " WITH ENCRYPTED PASSWORD '{$enc}'";
        }

        $sql .= $superuser ? ' SUPERUSER' : ' NOSUPERUSER';
        $sql .= $createdb ? ' CREATEDB' : ' NOCREATEDB';
        $sql .= $createrole ? ' CREATEROLE' : ' NOCREATEROLE';
        $sql .= $inherits ? ' INHERIT' : ' NOINHERIT';
        $sql .= $login ? ' LOGIN' : ' NOLOGIN';
        if ($connlimit != '') {
            $sql .= " CONNECTION LIMIT {$connlimit}";
        } else {
            $sql .= ' CONNECTION LIMIT -1';
        }

        if ($expiry != '') {
            $sql .= " VALID UNTIL '{$expiry}'";
        } else {
            $sql .= " VALID UNTIL 'infinity'";
        }

        if (is_array($memberof) && sizeof($memberof) > 0) {
            $sql .= ' IN ROLE "' . join('", "', $memberof) . '"';
        }

        if (is_array($members) && sizeof($members) > 0) {
            $sql .= ' ROLE "' . join('", "', $members) . '"';
        }

        if (is_array($adminmembers) && sizeof($adminmembers) > 0) {
            $sql .= ' ADMIN "' . join('", "', $adminmembers) . '"';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Helper function that computes encypted PostgreSQL passwords.
     *
     * @param $username The username
     * @param $password The password
     *
     * @return string
     */
    public function _encryptPassword($username, $password)

Public method name "Postgres::_encryptPassword" must not be prefixed with an underscore

    {
        return 'md5' . md5($password . $username);
    }

    /**
     * Adjusts a role's info and renames it.
     *
     * @param $rolename        The name of the role to adjust
     * @param $password        A password for the role
     * @param $superuser       Boolean whether or not the role is a superuser
     * @param $createdb        Boolean whether or not the role can create databases
     * @param $createrole      Boolean whether or not the role can create other roles
     * @param $inherits        Boolean whether or not the role inherits the privileges from parent roles
     * @param $login           Boolean whether or not the role will be allowed to login
     * @param $connlimit       Number of concurrent connections the role can make
     * @param $expiry          string Format 'YYYY-MM-DD HH:MM:SS'.  '' means never expire
     * @param $memberof        (array) Roles to which the role will be immediately added as a new member
     * @param $members         (array) Roles which are automatically added as members of the role
     * @param $adminmembers    (array) Roles which are automatically added as admin members of the role
     * @param $memberofold     (array) Original roles whose the role belongs to
     * @param $membersold      (array) Original roles that are members of the role
     * @param $adminmembersold (array) Original roles that are admin members of the role
     * @param $newrolename     The new name of the role
     *
     * @return bool|int 0 success
     */
    public function setRenameRole(
        $rolename,
        $password,
        $superuser,
        $createdb,
        $createrole,
        $inherits,
        $login,
        $connlimit,
        $expiry,
        $memberof,
        $members,
        $adminmembers,
        $memberofold,
        $membersold,
        $adminmembersold,
        $newrolename
    ) {
        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;
        }

        if ($rolename != $newrolename) {
            $status = $this->renameRole($rolename, $newrolename);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -3;
            }
            $rolename = $newrolename;
        }

        $status =

Multi-line assignments must have the equal sign on the second line

        $this->setRole(
            $rolename,
            $password,
            $superuser,
            $createdb,
            $createrole,
            $inherits,
            $login,
            $connlimit,
            $expiry,
            $memberof,
            $members,
            $adminmembers,
            $memberofold,
            $membersold,
            $adminmembersold
        );
        if ($status != 0) {
            $this->rollbackTransaction();

            return -2;
        }

        return $this->endTransaction();
    }

    /**
     * Renames a role.
     *
     * @param $rolename    The name of the role to rename
     * @param $newrolename The new name of the role
     *
     * @return integer 0 if operation was successful
     */
    public function renameRole($rolename, $newrolename)
    {
        $this->fieldClean($rolename);
        $this->fieldClean($newrolename);

        $sql = "ALTER ROLE \"{$rolename}\" RENAME TO \"{$newrolename}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Adjusts a role's info.
     *
     * @param $rolename        The name of the role to adjust
     * @param $password        A password for the role
     * @param $superuser       Boolean whether or not the role is a superuser
     * @param $createdb        Boolean whether or not the role can create databases
     * @param $createrole      Boolean whether or not the role can create other roles
     * @param $inherits        Boolean whether or not the role inherits the privileges from parent roles
     * @param $login           Boolean whether or not the role will be allowed to login
     * @param $connlimit       Number of concurrent connections the role can make
     * @param $expiry          string Format 'YYYY-MM-DD HH:MM:SS'.  '' means never expire
     * @param $memberof        (array) Roles to which the role will be immediately added as a new member
     * @param $members         (array) Roles which are automatically added as members of the role
     * @param $adminmembers    (array) Roles which are automatically added as admin members of the role
     * @param $memberofold     (array) Original roles whose the role belongs to
     * @param $membersold      (array) Original roles that are members of the role
     * @param $adminmembersold (array) Original roles that are admin members of the role
     *
     * @return int 0 if operation was successful
     */
    public function setRole(
        $rolename,
        $password,
        $superuser,
        $createdb,
        $createrole,
        $inherits,
        $login,
        $connlimit,
        $expiry,
        $memberof,
        $members,
        $adminmembers,
        $memberofold,
        $membersold,
        $adminmembersold
    ) {
        $enc = $this->_encryptPassword($rolename, $password);
        $this->fieldClean($rolename);
        $this->clean($enc);
        $this->clean($connlimit);
        $this->clean($expiry);
        $this->fieldArrayClean($memberof);
        $this->fieldArrayClean($members);
        $this->fieldArrayClean($adminmembers);

        $sql = "ALTER ROLE \"{$rolename}\"";
        if ($password != '') {
            $sql .= " WITH ENCRYPTED PASSWORD '{$enc}'";
        }

        $sql .= $superuser ? ' SUPERUSER' : ' NOSUPERUSER';
        $sql .= $createdb ? ' CREATEDB' : ' NOCREATEDB';
        $sql .= $createrole ? ' CREATEROLE' : ' NOCREATEROLE';
        $sql .= $inherits ? ' INHERIT' : ' NOINHERIT';
        $sql .= $login ? ' LOGIN' : ' NOLOGIN';
        if ($connlimit != '') {
            $sql .= " CONNECTION LIMIT {$connlimit}";
        } else {
            $sql .= ' CONNECTION LIMIT -1';
        }

        if ($expiry != '') {
            $sql .= " VALID UNTIL '{$expiry}'";
        } else {
            $sql .= " VALID UNTIL 'infinity'";
        }

        $status = $this->execute($sql);

        if ($status != 0) {

The condition $status != 0 is always true.

            return -1;
        }

        //memberof
        $old = explode(',', $memberofold);
        foreach ($memberof as $m) {
            if (!in_array($m, $old, true)) {
                $status = $this->grantRole($m, $rolename);
                if ($status != 0) {
                    return -1;
                }
            }
        }
        if ($memberofold) {
            foreach ($old as $o) {
                if (!in_array($o, $memberof, true)) {
                    $status = $this->revokeRole($o, $rolename, 0, 'CASCADE');
                    if ($status != 0) {
                        return -1;
                    }
                }
            }
        }

        //members
        $old = explode(',', $membersold);
        foreach ($members as $m) {
            if (!in_array($m, $old, true)) {
                $status = $this->grantRole($rolename, $m);
                if ($status != 0) {
                    return -1;
                }
            }
        }
        if ($membersold) {
            foreach ($old as $o) {
                if (!in_array($o, $members, true)) {
                    $status = $this->revokeRole($rolename, $o, 0, 'CASCADE');
                    if ($status != 0) {
                        return -1;
                    }
                }
            }
        }

        //adminmembers
        $old = explode(',', $adminmembersold);
        foreach ($adminmembers as $m) {
            if (!in_array($m, $old, true)) {
                $status = $this->grantRole($rolename, $m, 1);
                if ($status != 0) {
                    return -1;
                }
            }
        }
        if ($adminmembersold) {
            foreach ($old as $o) {
                if (!in_array($o, $adminmembers, true)) {
                    $status = $this->revokeRole($rolename, $o, 1, 'CASCADE');
                    if ($status != 0) {
                        return -1;
                    }
                }
            }
        }

        return $status;
    }

    /**
     * Grants membership in a role.
     *
     * @param     $role     The name of the target role
     * @param     $rolename The name of the role that will belong to the target role
     * @param int $admin    (optional) Flag to grant the admin option
     *
     * @return integer 0 if operation was successful
     */
    public function grantRole($role, $rolename, $admin = 0)
    {
        $this->fieldClean($role);
        $this->fieldClean($rolename);

        $sql = "GRANT \"{$role}\" TO \"{$rolename}\"";
        if ($admin == 1) {
            $sql .= ' WITH ADMIN OPTION';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Revokes membership in a role.
     *
     * @param        $role     The name of the target role
     * @param        $rolename The name of the role that will not belong to the target role
     * @param int    $admin    (optional) Flag to revoke only the admin option
     * @param string $type     (optional) Type of revoke: RESTRICT | CASCADE
     *
     * @return integer 0 if operation was successful
     */
    public function revokeRole($role, $rolename, $admin = 0, $type = 'RESTRICT')
    {
        $this->fieldClean($role);
        $this->fieldClean($rolename);

        $sql = 'REVOKE ';
        if ($admin == 1) {
            $sql .= 'ADMIN OPTION FOR ';
        }

        $sql .= "\"{$role}\" FROM \"{$rolename}\" {$type}";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Removes a role.
     *
     * @param $rolename The name of the role to drop
     *
     * @return integer 0 if operation was successful
     */
    public function dropRole($rolename)
    {
        $this->fieldClean($rolename);

        $sql = "DROP ROLE \"{$rolename}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Creates a new user.
     *
     * @param $username   The username of the user to create
     * @param $password   A password for the user
     * @param $createdb   boolean Whether or not the user can create databases
     * @param $createuser boolean Whether or not the user can create other users
     * @param $expiry     string Format 'YYYY-MM-DD HH:MM:SS'.  '' means never expire
     * @param $groups
     *
     * @return integer 0 if operation was successful
     *
     * @internal param $group (array) The groups to create the user in
     */
    public function createUser($username, $password, $createdb, $createuser, $expiry, $groups)
    {
        $enc = $this->_encryptPassword($username, $password);
        $this->fieldClean($username);
        $this->clean($enc);
        $this->clean($expiry);
        $this->fieldArrayClean($groups);

        $sql = "CREATE USER \"{$username}\"";
        if ($password != '') {
            $sql .= " WITH ENCRYPTED PASSWORD '{$enc}'";
        }

        $sql .= $createdb ? ' CREATEDB' : ' NOCREATEDB';
        $sql .= $createuser ? ' CREATEUSER' : ' NOCREATEUSER';
        if (is_array($groups) && sizeof($groups) > 0) {
            $sql .= ' IN GROUP "' . join('", "', $groups) . '"';
        }

        if ($expiry != '') {
            $sql .= " VALID UNTIL '{$expiry}'";
        } else {
            $sql .= " VALID UNTIL 'infinity'";
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Adjusts a user's info and renames the user.
     *
     * @param $username   The username of the user to modify
     * @param $password   A new password for the user
     * @param $createdb   boolean Whether or not the user can create databases
     * @param $createuser boolean Whether or not the user can create other users
     * @param $expiry     string Format 'YYYY-MM-DD HH:MM:SS'.  '' means never expire.
     * @param $newname    The new name of the user
     *
     * @return bool|int 0 success
     */
    public function setRenameUser($username, $password, $createdb, $createuser, $expiry, $newname)
    {
        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;
        }

        if ($username != $newname) {
            $status = $this->renameUser($username, $newname);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -3;
            }
            $username = $newname;
        }

        $status = $this->setUser($username, $password, $createdb, $createuser, $expiry);
        if ($status != 0) {
            $this->rollbackTransaction();

            return -2;
        }

        return $this->endTransaction();
    }

    /**
     * Renames a user.
     *
     * @param $username The username of the user to rename
     * @param $newname  The new name of the user
     *
     * @return integer 0 if operation was successful
     */
    public function renameUser($username, $newname)
    {
        $this->fieldClean($username);
        $this->fieldClean($newname);

        $sql = "ALTER USER \"{$username}\" RENAME TO \"{$newname}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    // Tablespace functions

    /**
     * Adjusts a user's info.
     *
     * @param $username   The username of the user to modify
     * @param $password   A new password for the user
     * @param $createdb   boolean Whether or not the user can create databases
     * @param $createuser boolean Whether or not the user can create other users
     * @param $expiry     string Format 'YYYY-MM-DD HH:MM:SS'.  '' means never expire.
     *
     * @return integer 0 if operation was successful
     */
    public function setUser($username, $password, $createdb, $createuser, $expiry)
    {
        $enc = $this->_encryptPassword($username, $password);
        $this->fieldClean($username);
        $this->clean($enc);
        $this->clean($expiry);

        $sql = "ALTER USER \"{$username}\"";
        if ($password != '') {
            $sql .= " WITH ENCRYPTED PASSWORD '{$enc}'";
        }

        $sql .= $createdb ? ' CREATEDB' : ' NOCREATEDB';
        $sql .= $createuser ? ' CREATEUSER' : ' NOCREATEUSER';
        if ($expiry != '') {
            $sql .= " VALID UNTIL '{$expiry}'";
        } else {
            $sql .= " VALID UNTIL 'infinity'";
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Removes a user.
     *
     * @param $username The username of the user to drop
     *
     * @return integer 0 if operation was successful
     */
    public function dropUser($username)
    {
        $this->fieldClean($username);

        $sql = "DROP USER \"{$username}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Changes a role's password.
     *
     * @param $rolename The role name
     * @param $password The new password
     *
     * @return integer 0 if operation was successful
     */
    public function changePassword($rolename, $password)
    {
        $enc = $this->_encryptPassword($rolename, $password);
        $this->fieldClean($rolename);
        $this->clean($enc);

        $sql = "ALTER ROLE \"{$rolename}\" WITH ENCRYPTED PASSWORD '{$enc}'";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Adds a group member.
     *
     * @param $groname The name of the group
     * @param $user    The name of the user to add to the group
     *
     * @return integer 0 if operation was successful
     */
    public function addGroupMember($groname, $user)
    {
        $this->fieldClean($groname);
        $this->fieldClean($user);

        $sql = "ALTER GROUP \"{$groname}\" ADD USER \"{$user}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Returns all role names which the role belongs to.
     *
     * @param $rolename The role name
     *
     * @return All role names
     */
    public function getMemberOf($rolename)
    {
        $this->clean($rolename);

        $sql = "
			SELECT rolname FROM pg_catalog.pg_roles R, pg_auth_members M
			WHERE R.oid=M.roleid
				AND member IN (
					SELECT oid FROM pg_catalog.pg_roles
					WHERE rolname='{$rolename}')
			ORDER BY rolname";

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\All.

    }

    // Administration functions

    /**
     * Returns all role names that are members of a role.
     *
     * @param $rolename The role name
     * @param $admin    (optional) Find only admin members
     *
     * @return All role names
     */
    public function getMembers($rolename, $admin = 'f')
    {
        $this->clean($rolename);

        $sql = "
			SELECT rolname FROM pg_catalog.pg_roles R, pg_auth_members M
			WHERE R.oid=M.member AND admin_option='{$admin}'
				AND roleid IN (SELECT oid FROM pg_catalog.pg_roles
					WHERE rolname='{$rolename}')
			ORDER BY rolname";

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\All.

    }

    /**
     * Removes a group member.
     *
     * @param $groname The name of the group
     * @param $user    The name of the user to remove from the group
     *
     * @return integer 0 if operation was successful
     */
    public function dropGroupMember($groname, $user)
    {
        $this->fieldClean($groname);
        $this->fieldClean($user);

        $sql = "ALTER GROUP \"{$groname}\" DROP USER \"{$user}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Return users in a specific group.
     *
     * @param $groname The name of the group
     *
     * @return All users in the group
     */
    public function getGroup($groname)
    {
        $this->clean($groname);

        $sql = "
			SELECT s.usename FROM pg_catalog.pg_user s, pg_catalog.pg_group g
			WHERE g.groname='{$groname}' AND s.usesysid = ANY (g.grolist)
			ORDER BY s.usename";

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\All.

    }

    /**
     * Returns all groups in the database cluser.
     *
     * @return All groups
     */
    public function getGroups()
    {
        $sql = 'SELECT groname FROM pg_group ORDER BY groname';

        return $this->selectSet($sql);

The expression return $this->selectSet($sql) returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\All.

    }

    /**
     * Creates a new group.
     *
     * @param $groname The name of the group
     * @param $users   An array of users to add to the group
     *
     * @return integer 0 if operation was successful
     */
    public function createGroup($groname, $users)
    {
        $this->fieldClean($groname);

        $sql = "CREATE GROUP \"{$groname}\"";

        if (is_array($users) && sizeof($users) > 0) {
            $this->fieldArrayClean($users);
            $sql .= ' WITH USER "' . join('", "', $users) . '"';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Removes a group.
     *
     * @param $groname The name of the group to drop
     *
     * @return integer 0 if operation was successful
     */
    public function dropGroup($groname)
    {
        $this->fieldClean($groname);

        $sql = "DROP GROUP \"{$groname}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Grants a privilege to a user, group or public.
     *
     * @param $mode        'GRANT' or 'REVOKE';

The doc comment 'GRANT' at position 0 could not be parsed: Unknown type name ''GRANT'' at position 0 in 'GRANT'.

     * @param $type        The type of object
     * @param $object      The name of the object
     * @param $public      True to grant to public, false otherwise
     * @param $usernames   the array of usernames to grant privs to
     * @param $groupnames  the array of group names to grant privs to
     * @param $privileges  The array of privileges to grant (eg. ('SELECT', 'ALL PRIVILEGES', etc.) )
     * @param $grantoption True if has grant option, false otherwise
     * @param $cascade     True for cascade revoke, false otherwise
     * @param $table       the column's table if type=column
     *
     * @return integer 0 if operation was successful
     */
    public function setPrivileges(
        $mode,
        $type,
        $object,
        $public,
        $usernames,
        $groupnames,
        $privileges,
        $grantoption,
        $cascade,
        $table
    ) {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldArrayClean($usernames);
        $this->fieldArrayClean($groupnames);

        // Input checking
        if (!is_array($privileges) || sizeof($privileges) == 0) {
            return -3;
        }

        if (!is_array($usernames) || !is_array($groupnames) ||
            (!$public && sizeof($usernames) == 0 && sizeof($groupnames) == 0)) {

Each line in a multi-line IF statement must begin with a boolean operator

Closing parenthesis of a multi-line IF statement must be on a new line

            return -4;
        }

        if ($mode != 'GRANT' && $mode != 'REVOKE') {
            return -5;
        }

        $sql = $mode;

        // Grant option
        if ($this->hasGrantOption() && $mode == 'REVOKE' && $grantoption) {
            $sql .= ' GRANT OPTION FOR';
        }

        if (in_array('ALL PRIVILEGES', $privileges, true)) {
            $sql .= ' ALL PRIVILEGES';
        } else {
            if ($type == 'column') {
                $this->fieldClean($object);
                $sql .= ' ' . join(" (\"{$object}\"), ", $privileges);
            } else {
                $sql .= ' ' . join(', ', $privileges);
            }
        }

        switch ($type) {
            case 'column':
                $sql .= " (\"{$object}\")";
                $object = $table;
            // no break
            case 'table':
            case 'view':
            case 'sequence':
                $this->fieldClean($object);
                $sql .= " ON \"{$f_schema}\".\"{$object}\"";

                break;
            case 'database':
                $this->fieldClean($object);
                $sql .= " ON DATABASE \"{$object}\"";

                break;
            case 'function':
                // Function comes in with $object as function OID
                $fn = $this->getFunction($object);
                $this->fieldClean($fn->fields['proname']);
                $sql .= " ON FUNCTION \"{$f_schema}\".\"{$fn->fields['proname']}\"({$fn->fields['proarguments']})";

                break;
            case 'language':
                $this->fieldClean($object);
                $sql .= " ON LANGUAGE \"{$object}\"";

                break;
            case 'schema':
                $this->fieldClean($object);
                $sql .= " ON SCHEMA \"{$object}\"";

                break;
            case 'tablespace':
                $this->fieldClean($object);
                $sql .= " ON TABLESPACE \"{$object}\"";

                break;
            default:
                return -1;
        }

        // Dump PUBLIC
        $first = true;
        $sql .= ($mode == 'GRANT') ? ' TO ' : ' FROM ';
        if ($public) {
            $sql .= 'PUBLIC';
            $first = false;
        }
        // Dump users
        foreach ($usernames as $v) {
            if ($first) {
                $sql .= "\"{$v}\"";
                $first = false;
            } else {
                $sql .= ", \"{$v}\"";
            }
        }
        // Dump groups
        foreach ($groupnames as $v) {
            if ($first) {
                $sql .= "GROUP \"{$v}\"";
                $first = false;
            } else {
                $sql .= ", GROUP \"{$v}\"";
            }
        }

        // Grant option
        if ($this->hasGrantOption() && $mode == 'GRANT' && $grantoption) {
            $sql .= ' WITH GRANT OPTION';
        }

        // Cascade revoke
        if ($this->hasGrantOption() && $mode == 'REVOKE' && $cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Retrieves information for all tablespaces.
     *
     * @param bool $all Include all tablespaces (necessary when moving objects back to the default space)
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getTablespaces($all = false)
    {
        $conf = $this->conf;

        $sql = "SELECT spcname, pg_catalog.pg_get_userbyid(spcowner) AS spcowner, pg_catalog.pg_tablespace_location(oid) as spclocation,
                    (SELECT description FROM pg_catalog.pg_shdescription pd WHERE pg_tablespace.oid=pd.objoid AND pd.classoid='pg_tablespace'::regclass) AS spccomment
					FROM pg_catalog.pg_tablespace";

        if (!$conf['show_system'] && !$all) {
            $sql .= ' WHERE spcname NOT LIKE $$pg\_%$$';
        }

        $sql .= ' ORDER BY spcname';

        return $this->selectSet($sql);
    }

    // Misc functions

    /**
     * Retrieves a tablespace's information.
     *
     * @param $spcname
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getTablespace($spcname)
    {
        $this->clean($spcname);

        $sql = "SELECT spcname, pg_catalog.pg_get_userbyid(spcowner) AS spcowner, pg_catalog.pg_tablespace_location(oid) as spclocation,
                    (SELECT description FROM pg_catalog.pg_shdescription pd WHERE pg_tablespace.oid=pd.objoid AND pd.classoid='pg_tablespace'::regclass) AS spccomment
					FROM pg_catalog.pg_tablespace WHERE spcname='{$spcname}'";

        return $this->selectSet($sql);
    }

    /**
     * Creates a tablespace.
     *
     * @param        $spcname  The name of the tablespace to create
     * @param        $spcowner The owner of the tablespace. '' for current
     * @param        $spcloc   The directory in which to create the tablespace
     * @param string $comment
     *
     * @return int 0 success
     */
    public function createTablespace($spcname, $spcowner, $spcloc, $comment = '')
    {
        $this->fieldClean($spcname);
        $this->clean($spcloc);

        $sql = "CREATE TABLESPACE \"{$spcname}\"";

        if ($spcowner != '') {
            $this->fieldClean($spcowner);
            $sql .= " OWNER \"{$spcowner}\"";
        }

        $sql .= " LOCATION '{$spcloc}'";

        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            return -1;
        }

        if ($comment != '' && $this->hasSharedComments()) {
            $status = $this->setComment('TABLESPACE', $spcname, '', $comment);
            if ($status != 0) {
                return -2;
            }
        }

        return 0;
    }

    /**
     * Alters a tablespace.
     *
     * @param        $spcname The name of the tablespace
     * @param        $name    The new name for the tablespace
     * @param        $owner   The new owner for the tablespace
     * @param string $comment
     *
     * @return bool|int 0 success
     */
    public function alterTablespace($spcname, $name, $owner, $comment = '')
    {
        $this->fieldClean($spcname);
        $this->fieldClean($name);
        $this->fieldClean($owner);

        // Begin transaction
        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;
        }

        // Owner
        $sql    = "ALTER TABLESPACE \"{$spcname}\" OWNER TO \"{$owner}\"";
        $status = $this->execute($sql);
        if ($status != 0) {

The condition $status != 0 is always true.

            $this->rollbackTransaction();

            return -2;
        }

        // Rename (only if name has changed)
        if ($name != $spcname) {
            $sql    = "ALTER TABLESPACE \"{$spcname}\" RENAME TO \"{$name}\"";
            $status = $this->execute($sql);
            if ($status != 0) {
                $this->rollbackTransaction();

                return -3;
            }

            $spcname = $name;
        }

        // Set comment if it has changed
        if (trim($comment) != '' && $this->hasSharedComments()) {
            $status = $this->setComment('TABLESPACE', $spcname, '', $comment);
            if ($status != 0) {
                return -4;
            }
        }

        return $this->endTransaction();
    }

    /**
     * Drops a tablespace.
     *
     * @param $spcname The name of the domain to drop
     *
     * @return integer 0 if operation was successful
     */
    public function dropTablespace($spcname)
    {
        $this->fieldClean($spcname);

        $sql = "DROP TABLESPACE \"{$spcname}\"";

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type integer.

    }

    /**
     * Analyze a database.
     *
     * @param string $table (optional) The table to analyze
     *
     * @return bool  0 if successful
     */
    public function analyzeDB($table = '')
    {
        if ($table != '') {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $this->fieldClean($table);

            $sql = "ANALYZE \"{$f_schema}\".\"{$table}\"";
        } else {
            $sql = 'ANALYZE';
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type boolean.

    }

    /**
     * Vacuums a database.
     *
     * @param string $table   The table to vacuum
     * @param bool    $analyze If true, also does analyze
     * @param bool    $full    If true, selects "full" vacuum
     * @param bool    $freeze  If true, selects aggressive "freezing" of tuples
     *
     * @return bool  0 if successful
     */
    public function vacuumDB($table = '', $analyze = false, $full = false, $freeze = false)
    {
        $sql = 'VACUUM';
        if ($full) {
            $sql .= ' FULL';
        }

        if ($freeze) {
            $sql .= ' FREEZE';
        }

        if ($analyze) {
            $sql .= ' ANALYZE';
        }

        if ($table != '') {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $this->fieldClean($table);
            $sql .= " \"{$f_schema}\".\"{$table}\"";
        }

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type boolean.

    }

    /**
     * Returns all autovacuum global configuration.
     *
     * @return array associative array array( param => value, ...)
     */
    public function getAutovacuum()
    {
        $_defaults = $this->selectSet(
            "SELECT name, setting
			FROM pg_catalog.pg_settings
			WHERE
				name = 'autovacuum'
				OR name = 'autovacuum_vacuum_threshold'
				OR name = 'autovacuum_vacuum_scale_factor'
				OR name = 'autovacuum_analyze_threshold'
				OR name = 'autovacuum_analyze_scale_factor'
				OR name = 'autovacuum_vacuum_cost_delay'
				OR name = 'autovacuum_vacuum_cost_limit'
				OR name = 'vacuum_freeze_min_age'
				OR name = 'autovacuum_freeze_max_age'
			"
        );

        $ret = [];
        while (!$_defaults->EOF) {
            $ret[$_defaults->fields['name']] = $_defaults->fields['setting'];
            $_defaults->moveNext();
        }

        return $ret;
    }

    /**
     * Returns all available autovacuum per table information.
     *
     * @param string $table
     * @param bool $vacenabled
     * @param int $vacthreshold
     * @param int $vacscalefactor
     * @param int $anathresold
     * @param int $anascalefactor
     * @param int $vaccostdelay
     * @param int $vaccostlimit
     *
     * @return bool 0 if successful
     */
    public function saveAutovacuum(
        $table,
        $vacenabled,
        $vacthreshold,
        $vacscalefactor,
        $anathresold,
        $anascalefactor,
        $vaccostdelay,
        $vaccostlimit
    ) {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);

        $sql = "ALTER TABLE \"{$f_schema}\".\"{$table}\" SET (";

        if (!empty($vacenabled)) {
            $this->clean($vacenabled);
            $params[] = "autovacuum_enabled='{$vacenabled}'";

$params was never initialized. Although not strictly required by PHP, it is generally a good practice to add $params = array(); before regardless.

        }
        if (!empty($vacthreshold)) {
            $this->clean($vacthreshold);
            $params[] = "autovacuum_vacuum_threshold='{$vacthreshold}'";
        }
        if (!empty($vacscalefactor)) {
            $this->clean($vacscalefactor);
            $params[] = "autovacuum_vacuum_scale_factor='{$vacscalefactor}'";
        }
        if (!empty($anathresold)) {
            $this->clean($anathresold);
            $params[] = "autovacuum_analyze_threshold='{$anathresold}'";
        }
        if (!empty($anascalefactor)) {
            $this->clean($anascalefactor);
            $params[] = "autovacuum_analyze_scale_factor='{$anascalefactor}'";
        }
        if (!empty($vaccostdelay)) {
            $this->clean($vaccostdelay);
            $params[] = "autovacuum_vacuum_cost_delay='{$vaccostdelay}'";
        }
        if (!empty($vaccostlimit)) {
            $this->clean($vaccostlimit);
            $params[] = "autovacuum_vacuum_cost_limit='{$vaccostlimit}'";
        }

        $sql = $sql . implode(',', $params) . ');';

The variable $params does not seem to be defined for all execution paths leading up to this point.

        return $this->execute($sql);

The expression return $this->execute($sql) returns the type ADORecordSet which is incompatible with the documented return type boolean.

    }

    // Type conversion routines

    /**
     * Drops autovacuum config for a table
     *
     * @param string  $table  The table
     *
     * @return bool 0 if successful
     */
    public function dropAutovacuum($table)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);

        return $this->execute(

The expression return $this->execute(' ALTER TABLE \"'.$f_schema.'\".\"'.$table.'\" RESET (autovacuum_enabled, autovacuum_vacuum_threshold, autovacuum_vacuum_scale_factor, autovacuum_analyze_threshold, autovacuum_analyze_scale_factor, autovacuum_vacuum_cost_delay, autovacuum_vacuum_cost_limit );') returns the type ADORecordSet which is incompatible with the documented return type boolean.

            "
			ALTER TABLE \"{$f_schema}\".\"{$table}\" RESET (autovacuum_enabled, autovacuum_vacuum_threshold,
				autovacuum_vacuum_scale_factor, autovacuum_analyze_threshold, autovacuum_analyze_scale_factor,
				autovacuum_vacuum_cost_delay, autovacuum_vacuum_cost_limit
			);"
        );
    }

    /**
     * Returns all available process information.
     *
     * @param $database (optional) Find only connections to specified database
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getProcesses($database = null)
    {
        if ($database === null) {
            $sql = "SELECT datname, usename, pid, waiting, state_change as query_start,
                  case when state='idle in transaction' then '<IDLE> in transaction' when state = 'idle' then '<IDLE>' else query end as query
				FROM pg_catalog.pg_stat_activity
				ORDER BY datname, usename, pid";
        } else {
            $this->clean($database);
            $sql = "SELECT datname, usename, pid, waiting, state_change as query_start,
                  case when state='idle in transaction' then '<IDLE> in transaction' when state = 'idle' then '<IDLE>' else query end as query
				FROM pg_catalog.pg_stat_activity
				WHERE datname='{$database}'
				ORDER BY usename, pid";
        }

        return $this->selectSet($sql);
    }

    // interfaces Statistics collector functions

    /**
     * Returns table locks information in the current database.
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getLocks()
    {
        $conf = $this->conf;

        if (!$conf['show_system']) {
            $where = 'AND pn.nspname NOT LIKE $$pg\_%$$';
        } else {
            $where = "AND nspname !~ '^pg_t(emp_[0-9]+|oast)$'";
        }

        $sql = "
			SELECT
				pn.nspname, pc.relname AS tablename, pl.pid, pl.mode, pl.granted, pl.virtualtransaction,
				(select transactionid from pg_catalog.pg_locks l2 where l2.locktype='transactionid'
					and l2.mode='ExclusiveLock' and l2.virtualtransaction=pl.virtualtransaction) as transaction
			FROM
				pg_catalog.pg_locks pl,
				pg_catalog.pg_class pc,
				pg_catalog.pg_namespace pn
			WHERE
				pl.relation = pc.oid AND pc.relnamespace=pn.oid
			{$where}
			ORDER BY pid,nspname,tablename";

        return $this->selectSet($sql);
    }

    /**
     * Sends a cancel or kill command to a process.
     *
     * @param $pid    The ID of the backend process
     * @param $signal 'CANCEL'

The doc comment 'CANCEL' at position 0 could not be parsed: Unknown type name ''CANCEL'' at position 0 in 'CANCEL'.

     *
     * @return int 0 success
     */
    public function sendSignal($pid, $signal)
    {
        // Clean
        $pid = (int) $pid;

        if ($signal == 'CANCEL') {
            $sql = "SELECT pg_catalog.pg_cancel_backend({$pid}) AS val";
        } elseif ($signal == 'KILL') {
            $sql = "SELECT pg_catalog.pg_terminate_backend({$pid}) AS val";
        } else {
            return -1;
        }

        // Execute the query
        $val = $this->selectField($sql, 'val');

        if ($val === 'f') {

The condition $val === 'f' is always false.

            return -1;
        }

        if ($val === 't') {

The condition $val === 't' is always false.

            return 0;
        }

        return -1;
    }

    /**
     * Executes an SQL script as a series of SQL statements.  Returns
     * the result of the final step.  This is a very complicated lexer
     * based on the REL7_4_STABLE src/bin/psql/mainloop.c lexer in
     * the PostgreSQL source code.
     * XXX: It does not handle multibyte languages properly.
     *
     * @param string $name     Entry in $_FILES to use
     * @param function|null $callback (optional) Callback function to call with each query, its result and line number

The type PHPPgAdmin\Database\function was not found. Maybe you did not declare it correctly or list all dependencies?

     *
     * @return bool true for general success, false on any failure
     */
    public function executeScript($name, $callback = null)
    {
        // This whole function isn't very encapsulated, but hey...
        $conn = $this->conn->_connectionID;
        if (!is_uploaded_file($_FILES[$name]['tmp_name'])) {
            return false;
        }

        $fd = fopen($_FILES[$name]['tmp_name'], 'rb');
        if (!$fd) {

$fd is of type resource|false, thus it always evaluated to false.

            return false;
        }

        // Build up each SQL statement, they can be multiline
        $query_buf    = null;
        $query_start  = 0;

The assignment to $query_start is dead and can be removed.

        $in_quote     = 0;
        $in_xcomment  = 0;
        $bslash_count = 0;
        $dol_quote    = null;
        $paren_level  = 0;
        $len          = 0;

The assignment to $len is dead and can be removed.

        $i            = 0;

The assignment to $i is dead and can be removed.

        $prevlen      = 0;

The assignment to $prevlen is dead and can be removed.

        $thislen      = 0;

The assignment to $thislen is dead and can be removed.

        $lineno       = 0;

        // Loop over each line in the file
        while (!feof($fd)) {
            $line = fgets($fd);
            ++$lineno;

            // Nothing left on line? Then ignore...
            if (trim($line) == '') {
                continue;
            }

            $len         = strlen($line);
            $query_start = 0;

            /*
             * Parse line, looking for command separators.
             *
             * The current character is at line[i], the prior character at line[i
             * - prevlen], the next character at line[i + thislen].
             */
            $prevlen = 0;
            $thislen = ($len > 0) ? 1 : 0;

            for ($i = 0; $i < $len; $this->advance_1($i, $prevlen, $thislen)) {
                /* was the previous character a backslash? */
                if ($i > 0 && substr($line, $i - $prevlen, 1) == '\\') {
                    ++$bslash_count;
                } else {
                    $bslash_count = 0;
                }

                /*
                 * It is important to place the in_* test routines before the
                 * in_* detection routines. i.e. we have to test if we are in
                 * a quote before testing for comments.
                 */

                /* in quote? */
                if ($in_quote !== 0) {
                    /*
                     * end of quote if matching non-backslashed character.
                     * backslashes don't count for double quotes, though.
                     */
                    if (substr($line, $i, 1) == $in_quote &&
                        ($bslash_count % 2 == 0 || $in_quote == '"')) {

Each line in a multi-line IF statement must begin with a boolean operator

Closing parenthesis of a multi-line IF statement must be on a new line

                        $in_quote = 0;
                    }
                } /* in or end of $foo$ type quote? */
                else {

Expected "} else \n"; found " /* in or end of $foo$ type quote? */\n else {\n"

                    if ($dol_quote) {
                        if (strncmp(substr($line, $i), $dol_quote, strlen($dol_quote)) == 0) {
                            $this->advance_1($i, $prevlen, $thislen);
                            while (substr($line, $i, 1) != '$') {
                                $this->advance_1($i, $prevlen, $thislen);
                            }

                            $dol_quote = null;
                        }
                    } /* start of extended comment? */
                    else {

Expected "} else \n"; found " /* start of extended comment? */\n else {\n"

                        if (substr($line, $i, 2) == '/*') {
                            ++$in_xcomment;
                            if ($in_xcomment == 1) {
                                $this->advance_1($i, $prevlen, $thislen);
                            }
                        } /* in or end of extended comment? */
                        else {

Expected "} else \n"; found " /* in or end of extended comment? */\n else {\n"

                            if ($in_xcomment) {
                                if (substr($line, $i, 2) == '*/' && !--$in_xcomment) {
                                    $this->advance_1($i, $prevlen, $thislen);
                                }
                            } /* start of quote? */
                            else {

Expected "} else \n"; found " /* start of quote? */\n else {\n"

                                if (substr($line, $i, 1) == '\'' || substr($line, $i, 1) == '"') {
                                    $in_quote = substr($line, $i, 1);
                                } /*
                                 * start of $foo$ type quote?
                                 */
                                else {

Expected "} else \n"; found " /*\n * start of $foo$ type quote?\n */\n else {\n"

                                    if (!$dol_quote && $this->valid_dolquote(substr($line, $i))) {
                                        $dol_end   = strpos(substr($line, $i + 1), '$');
                                        $dol_quote = substr($line, $i, $dol_end + 1);
                                        $this->advance_1($i, $prevlen, $thislen);
                                        while (substr($line, $i, 1) != '$') {
                                            $this->advance_1($i, $prevlen, $thislen);
                                        }
                                    } /* single-line comment? truncate line */
                                    else {

Expected "} else \n"; found " /* single-line comment? truncate line */\n else {\n"

                                        if (substr($line, $i, 2) == '--') {
                                            $line = substr($line, 0, $i); /* remove comment */
                                            break;
                                        } /* count nested parentheses */

                                        if (substr($line, $i, 1) == '(') {
                                            ++$paren_level;
                                        } else {
                                            if (substr($line, $i, 1) == ')' && $paren_level > 0) {
                                                --$paren_level;
                                            } /* semicolon? then send query */
                                            else {

Expected "} else \n"; found " /* semicolon? then send query */\n else {\n"

                                                if (substr($line, $i, 1) == ';' && !$bslash_count && !$paren_level) {
                                                    $subline = substr(substr($line, 0, $i), $query_start);
                                                    /*
                                                     * insert a cosmetic newline, if this is not the first
                                                     * line in the buffer
                                                     */
                                                    if (strlen($query_buf) > 0) {
                                                        $query_buf .= "\n";
                                                    }

                                                    /* append the line to the query buffer */
                                                    $query_buf .= $subline;
                                                    /* is there anything in the query_buf? */
                                                    if (trim($query_buf)) {
                                                        $query_buf .= ';';

                                                        // Execute the query. PHP cannot execute
                                                        // empty queries, unlike libpq
                                                        $res = @pg_query($conn, $query_buf);

                                                        // Call the callback function for display
                                                        if ($callback !== null) {
                                                            $callback($query_buf, $res, $lineno);
                                                        }

                                                        // Check for COPY request
                                                        if (pg_result_status($res) == 4) {
                                                            // 4 == PGSQL_COPY_FROM
                                                            while (!feof($fd)) {
                                                                $copy = fgets($fd, 32768);
                                                                ++$lineno;
                                                                pg_put_line($conn, $copy);
                                                                if ($copy == "\\.\n" || $copy == "\\.\r\n") {
                                                                    pg_end_copy($conn);

                                                                    break;
                                                                }
                                                            }
                                                        }
                                                    }
                                                    $query_buf   = null;
                                                    $query_start = $i + $thislen;
                                                }

                                                /*
                                                 * keyword or identifier?
                                                 * We grab the whole string so that we don't
                                                 * mistakenly see $foo$ inside an identifier as the start
                                                 * of a dollar quote.
                                                 */
                                                // XXX: multibyte here
                                                else {

Expected "} else \n"; found "\n\n /*\n * keyword or identifier?\n * We grab the whole string so that we don't\n * mistakenly see $foo$ inside an identifier as the start\n * of a dollar quote.\n */\n // XXX: multibyte here\n else {\n"

                                                    if (preg_match('/^[_[:alpha:]]$/', substr($line, $i, 1))) {
                                                        $sub = substr($line, $i, $thislen);
                                                        while (preg_match('/^[\$_A-Za-z0-9]$/', $sub)) {
                                                            /* keep going while we still have identifier chars */
                                                            $this->advance_1($i, $prevlen, $thislen);
                                                            $sub = substr($line, $i, $thislen);
                                                        }
                                                        // Since we're now over the next character to be examined, it is necessary
                                                        // to move back one space.
                                                        $i -= $prevlen;
                                                    }
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            } // end for

            /* Put the rest of the line in the query buffer. */
            $subline = substr($line, $query_start);
            if ($in_quote || $dol_quote || strspn($subline, " \t\n\r") != strlen($subline)) {
                if (strlen($query_buf) > 0) {
                    $query_buf .= "\n";
                }

                $query_buf .= $subline;
            }

            $line = null;

The assignment to $line is dead and can be removed.

        } // end while

        /*
         * Process query at the end of file without a semicolon, so long as
         * it's non-empty.
         */
        if (strlen($query_buf) > 0 && strspn($query_buf, " \t\n\r") != strlen($query_buf)) {
            // Execute the query
            $res = @pg_query($conn, $query_buf);

            // Call the callback function for display
            if ($callback !== null) {
                $callback($query_buf, $res, $lineno);
            }

            // Check for COPY request
            if (pg_result_status($res) == 4) {
                // 4 == PGSQL_COPY_FROM
                while (!feof($fd)) {
                    $copy = fgets($fd, 32768);
                    ++$lineno;
                    pg_put_line($conn, $copy);
                    if ($copy == "\\.\n" || $copy == "\\.\r\n") {
                        pg_end_copy($conn);

                        break;
                    }
                }
            }
        }

        fclose($fd);

        return true;
    }

    /**
     * A private helper method for executeScript that advances the
     * character by 1.  In psql this is careful to take into account
     * multibyte languages, but we don't at the moment, so this function
     * is someone redundant, since it will always advance by 1.
     *
     * @param int &$i       The current character position in the line

Doc comment for parameter &$i does not match actual variable name $i

     * @param int &$prevlen Length of previous character (ie. 1)

Doc comment for parameter &$prevlen does not match actual variable name $prevlen

     * @param int &$thislen Length of current character (ie. 1)

Doc comment for parameter &$thislen does not match actual variable name $thislen

     */
    private function advance_1(&$i, &$prevlen, &$thislen)

Private method name "Postgres::advance_1" must be prefixed with an underscore

    {
        $prevlen = $thislen;
        $i += $thislen;
        $thislen = 1;
    }

    /**
     * Private helper method to detect a valid $foo$ quote delimiter at
     * the start of the parameter dquote.
     *
     * @param string $dquote
     *
     * @return true if valid, false otherwise
     */
    private function valid_dolquote($dquote)

Private method name "Postgres::valid_dolquote" must be prefixed with an underscore

    {
        // XXX: support multibyte
        return preg_match('/^[$][$]/', $dquote) || preg_match('/^[$][_[:alpha:]][_[:alnum:]]*[$]/', $dquote);

The expression return preg_match('/^[$][$]/', $dquote) || preg_match('/^[$][_[:alpha:]][_[:alnum:]]*[$]/', $dquote) returns the type boolean which is incompatible with the documented return type true.

    }

    // Capabilities

    /**
     * Returns a recordset of all columns in a query.  Supports paging.
     *
     * @param string $type       Either 'QUERY' if it is an SQL query, or 'TABLE' if it is a table identifier,
     *                    or 'SELECT" if it's a select query
     * @param string $table      The base table of the query.  NULL for no table.
     * @param string $query      The query that is being executed.  NULL for no query.
     * @param string $sortkey    The column number to sort by, or '' or null for no sorting
     * @param string $sortdir    The direction in which to sort the specified column ('asc' or 'desc')
     * @param int $page       The page of the relation to retrieve
     * @param int $page_size  The number of rows per page
     * @param int &$max_pages (return-by-ref) The max number of pages in the relation

Doc comment for parameter &$max_pages does not match actual variable name $max_pages

     *
     * @return A  recordset on success
     * @return -1 transaction error

Only 1 @return tag is allowed in a function comment

     * @return -2 counting error
     * @return -3 page or page_size invalid
     * @return -4 unknown type
     * @return -5 failed setting transaction read only
     */
    public function browseQuery($type, $table, $query, $sortkey, $sortdir, $page, $page_size, &$max_pages)
    {
        // Check that we're not going to divide by zero
        if (!is_numeric($page_size) || $page_size != (int) $page_size || $page_size <= 0) {

The condition is_numeric($page_size) is always true.

            return -3;

The expression return -3 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\A.

        }

        // If $type is TABLE, then generate the query
        switch ($type) {
            case 'TABLE':
                if (preg_match('/^[0-9]+$/', $sortkey) && $sortkey > 0) {
                    $orderby = [$sortkey => $sortdir];
                } else {
                    $orderby = [];
                }

                $query = $this->getSelectSQL($table, [], [], [], $orderby);

                break;
            case 'QUERY':
            case 'SELECT':
                // Trim query
                $query = trim($query);
                // Trim off trailing semi-colon if there is one
                if (substr($query, strlen($query) - 1, 1) == ';') {
                    $query = substr($query, 0, strlen($query) - 1);
                }

                break;
            default:
                return -4;

The expression return -4 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\A.

        }

        // Generate count query
        $count = "SELECT COUNT(*) AS total FROM (${query}) AS sub";

        // Open a transaction
        $status = $this->beginTransaction();
        if ($status != 0) {
            return -1;

The expression return -1 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\A.

        }

        // If backend supports read only queries, then specify read only mode
        // to avoid side effects from repeating queries that do writes.
        if ($this->hasReadOnlyQueries()) {
            $status = $this->execute('SET TRANSACTION READ ONLY');
            if ($status != 0) {

The condition $status != 0 is always true.

                $this->rollbackTransaction();

                return -5;

The expression return -5 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\A.

            }
        }

        // Count the number of rows
        $total = $this->browseQueryCount($query, $count);
        if ($total < 0) {
            $this->rollbackTransaction();

            return -2;

The expression return -2 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\A.

        }

        // Calculate max pages
        $max_pages = ceil($total / $page_size);

        // Check that page is less than or equal to max pages
        if (!is_numeric($page) || $page != (int) $page || $page > $max_pages || $page < 1) {

The condition is_numeric($page) is always true.

            $this->rollbackTransaction();

            return -3;

The expression return -3 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\A.

        }

        // Set fetch mode to NUM so that duplicate field names are properly returned
        // for non-table queries.  Since the SELECT feature only allows selecting one
        // table, duplicate fields shouldn't appear.
        if ($type == 'QUERY') {
            $this->conn->setFetchMode(ADODB_FETCH_NUM);
        }

        // Figure out ORDER BY.  Sort key is always the column number (based from one)
        // of the column to order by.  Only need to do this for non-TABLE queries
        if ($type != 'TABLE' && preg_match('/^[0-9]+$/', $sortkey) && $sortkey > 0) {
            $orderby = " ORDER BY {$sortkey}";
            // Add sort order
            if ($sortdir == 'desc') {
                $orderby .= ' DESC';
            } else {
                $orderby .= ' ASC';
            }
        } else {
            $orderby = '';
        }

        // Actually retrieve the rows, with offset and limit
        $rs     = $this->selectSet("SELECT * FROM ({$query}) AS sub {$orderby} LIMIT {$page_size} OFFSET " . ($page - 1) * $page_size);
        $status = $this->endTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;

The expression return -1 returns the type integer which is incompatible with the documented return type PHPPgAdmin\Database\A.

        }

        return $rs;

The expression return $rs returns the type ADORecordSet which is incompatible with the documented return type PHPPgAdmin\Database\A.

    }

    /**
     * Generates the SQL for the 'select' function.
     *
     * @param $table   The table from which to select
     * @param $show    An array of columns to show.  Empty array means all columns.
     * @param $values  An array mapping columns to values
     * @param $ops     An array of the operators to use
     * @param $orderby (optional) An array of column numbers or names (one based)
     *                 mapped to sort direction (asc or desc or '' or null) to order by
     *
     * @return The SQL query
     */
    public function getSelectSQL($table, $show, $values, $ops, $orderby = [])
    {
        $this->fieldArrayClean($show);

        // If an empty array is passed in, then show all columns
        if (sizeof($show) == 0) {
            if ($this->hasObjectID($table)) {
                $sql = "SELECT \"{$this->id}\", * FROM ";
            } else {
                $sql = 'SELECT * FROM ';
            }
        } else {
            // Add oid column automatically to results for editing purposes
            if (!in_array($this->id, $show, true) && $this->hasObjectID($table)) {
                $sql = "SELECT \"{$this->id}\", \"";
            } else {
                $sql = 'SELECT "';
            }

            $sql .= join('","', $show) . '" FROM ';
        }

        $this->fieldClean($table);

        if (isset($_REQUEST['schema'])) {
            $f_schema = $_REQUEST['schema'];
            $this->fieldClean($f_schema);
            $sql .= "\"{$f_schema}\".";
        }
        $sql .= "\"{$table}\"";

        // If we have values specified, add them to the WHERE clause
        $first = true;
        if (is_array($values) && sizeof($values) > 0) {
            foreach ($values as $k => $v) {
                if ($v != '' || $this->selectOps[$ops[$k]] == 'p') {
                    $this->fieldClean($k);
                    if ($first) {
                        $sql .= ' WHERE ';
                        $first = false;
                    } else {
                        $sql .= ' AND ';
                    }
                    // Different query format depending on operator type
                    switch ($this->selectOps[$ops[$k]]) {
                        case 'i':
                            // Only clean the field for the inline case
                            // this is because (x), subqueries need to
                            // to allow 'a','b' as input.
                            $this->clean($v);
                            $sql .= "\"{$k}\" {$ops[$k]} '{$v}'";

                            break;
                        case 'p':
                            $sql .= "\"{$k}\" {$ops[$k]}";

                            break;
                        case 'x':
                            $sql .= "\"{$k}\" {$ops[$k]} ({$v})";

                            break;
                        case 't':
                            $sql .= "\"{$k}\" {$ops[$k]}('{$v}')";

                            break;
                        default:
                            // Shouldn't happen
                    }
                }
            }
        }

        // ORDER BY
        if (is_array($orderby) && sizeof($orderby) > 0) {
            $sql .= ' ORDER BY ';
            $first = true;
            foreach ($orderby as $k => $v) {
                if ($first) {
                    $first = false;
                } else {
                    $sql .= ', ';
                }

                if (preg_match('/^[0-9]+$/', $k)) {
                    $sql .= $k;
                } else {
                    $this->fieldClean($k);
                    $sql .= '"' . $k . '"';
                }
                if (strtoupper($v) == 'DESC') {
                    $sql .= ' DESC';
                }
            }
        }

        return $sql;

The expression return $sql returns the type string which is incompatible with the documented return type PHPPgAdmin\Database\The.

    }

    /**
     * Finds the number of rows that would be returned by a
     * query.
     *
     * @param $query The SQL query
     * @param $count The count query
     *
     * @return The count of rows
     * @return -1  error

Only 1 @return tag is allowed in a function comment

     */
    public function browseQueryCount($query, $count)

The parameter $query is not used and could be removed.

    {
        return $this->selectField($count, 'total');
    }

    /**
     * Returns a recordset of all columns in a table.
     *
     * @param $table The name of a table
     * @param $key   The associative array holding the key to retrieve
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function browseRow($table, $key)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($table);

        $sql = "SELECT * FROM \"{$f_schema}\".\"{$table}\"";
        if (is_array($key) && sizeof($key) > 0) {
            $sql .= ' WHERE true';
            foreach ($key as $k => $v) {
                $this->fieldClean($k);
                $this->clean($v);
                $sql .= " AND \"{$k}\"='{$v}'";
            }
        }

        return $this->selectSet($sql);
    }

    /**
     * Change the value of a parameter to 't' or 'f' depending on whether it evaluates to true or false.
     *
     * @param $parameter the parameter
     *
     * @return string
     */
    public function dbBool(&$parameter)
    {
        if ($parameter) {
            $parameter = 't';
        } else {
            $parameter = 'f';
        }

        return $parameter;
    }

    /**
     * Fetches statistics for a database.
     *
     * @param $database The database to fetch stats for
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getStatsDatabase($database)
    {
        $this->clean($database);

        $sql = "SELECT * FROM pg_stat_database WHERE datname='{$database}'";

        return $this->selectSet($sql);
    }

    /**
     * Fetches tuple statistics for a table.
     *
     * @param $table The table to fetch stats for
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getStatsTableTuples($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "SELECT * FROM pg_stat_all_tables
			WHERE schemaname='{$c_schema}' AND relname='{$table}'";

        return $this->selectSet($sql);
    }

    /**
     * Fetches I/0 statistics for a table.
     *
     * @param $table The table to fetch stats for
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getStatsTableIO($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "SELECT * FROM pg_statio_all_tables
			WHERE schemaname='{$c_schema}' AND relname='{$table}'";

        return $this->selectSet($sql);
    }

    /**
     * Fetches tuple statistics for all indexes on a table.
     *
     * @param $table The table to fetch index stats for
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getStatsIndexTuples($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "SELECT * FROM pg_stat_all_indexes
			WHERE schemaname='{$c_schema}' AND relname='{$table}' ORDER BY indexrelname";

        return $this->selectSet($sql);
    }

    /**
     * Fetches I/0 statistics for all indexes on a table.
     *
     * @param $table The table to fetch index stats for
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getStatsIndexIO($table)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $this->clean($table);

        $sql = "SELECT * FROM pg_statio_all_indexes
			WHERE schemaname='{$c_schema}' AND relname='{$table}'
			ORDER BY indexrelname";

        return $this->selectSet($sql);
    }

}