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<?php |
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namespace Lagdo\DbAdmin\Driver\Sqlite\Db; |
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use Lagdo\DbAdmin\Driver\Db\ConnectionInterface; |
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use Lagdo\DbAdmin\Driver\Db\Query as AbstractQuery; |
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class Query extends AbstractQuery |
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{ |
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/** |
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* @inheritDoc |
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*/ |
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protected function limitToOne(string $table, string $query, string $where, string $separator = "\n") |
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{ |
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return preg_match('~^INTO~', $query) || |
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$this->connection->result("SELECT sqlite_compileoption_used('ENABLE_UPDATE_DELETE_LIMIT')") ? |
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$this->driver->limit($query, $where, 1, 0, $separator) : |
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//! use primary key in tables with WITHOUT rowid |
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" $query WHERE rowid = (SELECT rowid FROM " . $this->driver->table($table) . $where . $separator . "LIMIT 1)"; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function insertOrUpdate(string $table, array $rows, array $primary) |
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{ |
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$values = []; |
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foreach ($rows as $set) { |
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$values[] = "(" . implode(", ", $set) . ")"; |
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} |
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$result = $this->driver->execute("REPLACE INTO " . $this->driver->table($table) . |
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" (" . implode(", ", array_keys(reset($rows))) . ") VALUES\n" . implode(",\n", $values)); |
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return $result !== false; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function user() |
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{ |
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return get_current_user(); // should return effective user |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function view(string $name) |
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{ |
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return [ |
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'name' => $name, |
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'type' => 'VIEW', |
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'materialized' => false, |
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'select' => preg_replace('~^(?:[^`"[]+|`[^`]*`|"[^"]*")* AS\s+~iU', '', |
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$this->connection->result("SELECT sql FROM sqlite_master WHERE name = " . |
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$this->driver->quote($name))) |
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]; //! identifiers may be inside [] |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function lastAutoIncrementId() |
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{ |
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return $this->connection->result("SELECT LAST_INSERT_ROWID()"); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function explain(ConnectionInterface $connection, string $query) |
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{ |
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return $connection->query("EXPLAIN QUERY PLAN $query"); |
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} |
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} |
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lagdo /
dbadmin-driver-sqlite
