Query/drivers/pgsql/pgsql_driver.php

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<?php
/**
* Query
*
* Free Query Builder / Database Abstraction Layer
*
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* @package Query
* @author Timothy J. Warren
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* @copyright Copyright (c) 2012 - 2014
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* @link https://github.com/aviat4ion/Query
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* @license http://philsturgeon.co.uk/code/dbad-license
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*/
// --------------------------------------------------------------------------
/**
* PostgreSQL specifc class
*
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* @package Query
* @subpackage Drivers
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*/
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class PgSQL extends DB_PDO {
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/**
* Connect to a PosgreSQL database
*
* @param string $dsn
* @param string $username
* @param string $password
* @param array $options
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*/
public function __construct($dsn, $username=null, $password=null, $options=array())
{
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if (strpos($dsn, 'pgsql') === FALSE) $dsn = 'pgsql:'.$dsn;
parent::__construct($dsn, $username, $password, $options);
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}
// --------------------------------------------------------------------------
/**
* Empty a table
*
* @param string $table
*/
public function truncate($table)
{
$sql = 'TRUNCATE "' . $table . '"';
$this->query($sql);
}
// --------------------------------------------------------------------------
/**
* Get a list of schemas for the current connection
*
* @return array
*/
public function get_schemas()
{
$sql = <<<SQL
SELECT DISTINCT "schemaname" FROM "pg_tables"
WHERE "schemaname" NOT LIKE 'pg\_%'
AND "schemaname" != 'information_schema'
SQL;
return $this->driver_query($sql);
}
}
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//End of pgsql_driver.php