Query/drivers/mysql/mysql_driver.php

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<?php
/**
* Query
*
* Free Query Builder / Database Abstraction Layer
*
* @author Timothy J. Warren
* @copyright Copyright (c) 2012
* @link https://github.com/aviat4ion/Query
* @license http://philsturgeon.co.uk/code/dbad-license
*/
// --------------------------------------------------------------------------
/**
* MySQL specific class
*
* @extends DB_PDO
*/
class MySQL extends DB_PDO {
protected $escape_char = '`';
protected $system_db = 'information_schema';
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/**
* Connect to MySQL Database
*
* @param string $dsn
* @param string $username=null
* @param string $password=null
* @param array $options=array()
*/
public function __construct($dsn, $username=null, $password=null, $options=array())
{
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$options = array_merge($options, array(
PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES UTF-8 COLLATE 'UTF-8'",
));
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parent::__construct("mysql:$dsn", $username, $password, $options);
}
// --------------------------------------------------------------------------
/**
* Connect to a different database
*
* @param string $name
*/
public function switch_db($name)
{
// @todo Implement
return FALSE;
}
// --------------------------------------------------------------------------
/**
* Empty a table
*
* @param string $table
*/
public function truncate($table)
{
$this->query("TRUNCATE `{$table}`");
}
// --------------------------------------------------------------------------
/**
* Return the number of rows returned for a SELECT query
*
* @return int
*/
public function num_rows()
{
return isset($this->statement) ? $this->statement->rowCount() : FALSE;
}
}
//End of mysql_driver.php