92 lines
1.9 KiB
PHP
92 lines
1.9 KiB
PHP
<?php
|
|
/**
|
|
* Query
|
|
*
|
|
* Free Query Builder / Database Abstraction Layer
|
|
*
|
|
* @package Query
|
|
* @author Timothy J. Warren
|
|
* @copyright Copyright (c) 2012 - 2014
|
|
* @link https://github.com/aviat4ion/Query
|
|
* @license http://philsturgeon.co.uk/code/dbad-license
|
|
*/
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
/**
|
|
* ODBC-specific backup, import and creation methods
|
|
*
|
|
* @package Query
|
|
* @subpackage Drivers
|
|
*/
|
|
class ODBC_Util extends DB_Util {
|
|
|
|
/**
|
|
* Save a reference to the current connection object
|
|
*
|
|
* @param object $conn
|
|
* @return void
|
|
*/
|
|
public function __construct(&$conn)
|
|
{
|
|
parent::__construct($conn);
|
|
}
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Database-specific method to create a new table
|
|
*
|
|
* @param string $name
|
|
* @param array $columns
|
|
* @param array $constraints
|
|
* @param array $indexes
|
|
* @return string
|
|
*/
|
|
public function create_table($name, $columns, array $constraints=array(), array $indexes=array())
|
|
{
|
|
//ODBC can't know how to create a table
|
|
return NULL;
|
|
}
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Remove a table from the database
|
|
*
|
|
* @param string $name
|
|
* @return string
|
|
*/
|
|
public function delete_table($name)
|
|
{
|
|
return "DROP TABLE {$name}";
|
|
}
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Create an SQL backup file for the current database's structure
|
|
*
|
|
* @return string
|
|
*/
|
|
public function backup_structure()
|
|
{
|
|
// Not applicable to ODBC
|
|
return '';
|
|
}
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Create an SQL backup file for the current database's data
|
|
*
|
|
* @return string
|
|
*/
|
|
public function backup_data()
|
|
{
|
|
// Not applicable to ODBC
|
|
return '';
|
|
}
|
|
}
|
|
// End of ODBC_util.php
|