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<?php |
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namespace Migratio\GrammarStructure\Mysql\Traits; |
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trait QueryStack |
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{ |
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/** |
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* @return mixed |
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*/ |
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public function connection() |
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{ |
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return $this->schema->getConnection(); |
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} |
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/** |
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* @return mixed |
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*/ |
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public function showTables() |
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{ |
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$tables = $this->connection()->query('SHOW TABLES')->fetchAll(); |
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$list = []; |
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foreach ($tables as $key=>$table) { |
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$list[] = $table[0]; |
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} |
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return $list; |
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} |
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/** |
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* @param $table |
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* @return mixed |
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*/ |
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public function showColumnsFrom($table) |
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{ |
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return $this->connection()->query('SHOW FULL COLUMNS FROM '.$table)->fetchAll(); |
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} |
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/** |
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* get charset for collation |
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* |
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* @param $collation |
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* @return mixed |
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*/ |
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public function getCharsetForCollation($collation) |
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{ |
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$collation = $this->connection()->query('SHOW COLLATION LIKE \''.$collation.'%\'')->fetchAll(); |
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if(isset($collation[0])){ |
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return $collation[0]['Charset']; |
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} |
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return 'utf8'; |
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} |
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/** |
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* get table status |
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* |
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* @param $table |
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* @return array |
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*/ |
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public function getTableStatus($table) |
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{ |
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$status = $this->connection()->query('show table status like \''.$table.'\'')->fetchAll(); |
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if(isset($status[0])){ |
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return $status[0]; |
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} |
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return []; |
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} |
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/** |
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* get show indexes |
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* |
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* @param $table |
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* @return mixed |
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*/ |
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public function showIndexes($table) |
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{ |
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return $this->connection()->query('SHOW INDEXES FROM '.$table)->fetchAll(); |
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} |
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/** |
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* get foreign keys from table |
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* |
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* @param $table |
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* @return array |
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*/ |
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public function getForeignKeys($table) |
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{ |
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$config = $this->getConfig(); |
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$database = (isset($config['database'])) ? $config['database'] : null; |
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$query = $this->connection()->query('SELECT rc.MATCH_OPTION,rc.UPDATE_RULE,rc.DELETE_RULE,r.* |
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FROM information_schema.REFERENTIAL_CONSTRAINTS as rc |
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LEFT JOIN INFORMATION_SCHEMA.KEY_COLUMN_USAGE as r ON r.TABLE_NAME=rc.TABLE_NAME |
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WHERE rc.CONSTRAINT_SCHEMA = \''.$database.'\' |
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AND rc.TABLE_NAME = \''.$table.'\' AND r.REFERENCED_TABLE_NAME is not null')->fetchAll(); |
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if(isset($query[0])){ |
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return $query[0]; |
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} |
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return []; |
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} |
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/** |
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* set query basic |
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* |
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* @param $query |
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* @return mixed |
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*/ |
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public function setQueryBasic($query) |
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{ |
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try { |
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$query =$this->connection()->query($query); |
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return [ |
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'result'=>true, |
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'query'=>$query, |
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'message'=>null, |
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]; |
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} |
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catch (\PDOException $exception){ |
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return [ |
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'result'=>false, |
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'query'=>$query, |
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'message'=>$exception->getMessage(), |
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]; |
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} |
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137
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} |
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139
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} |
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141
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php-resta /
resta-core
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