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File: sqlite_utility.php
<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
 * CodeIgniter
 *
 * An open source application development framework for PHP 5.1.6 or newer
 *
 * @package		CodeIgniter
 * @author		ExpressionEngine Dev Team
 * @copyright	Copyright (c) 2008 - 2014, EllisLab, Inc.
 * @license		http://codeigniter.com/user_guide/license.html
 * @link		http://codeigniter.com
 * @since		Version 1.0
 * @filesource
 */

// ------------------------------------------------------------------------

/**
 * SQLite Utility Class
 *
 * @category	Database
 * @author		ExpressionEngine Dev Team
 * @link		http://codeigniter.com/user_guide/database/
 */
class CI_DB_sqlite_utility extends CI_DB_utility {

	/**
	 * List databases
	 *
	 * I don't believe you can do a database listing with SQLite
	 * since each database is its own file.  I suppose we could
	 * try reading a directory looking for SQLite files, but
	 * that doesn't seem like a terribly good idea
	 *
	 * @access	private
	 * @return	bool
	 */
	function _list_databases()
	{
		if ($this->db_debug)
		{
			return $this->db->display_error('db_unsuported_feature');
		}
		return array();
	}

	// --------------------------------------------------------------------

	/**
	 * Optimize table query
	 *
	 * Is optimization even supported in SQLite?
	 *
	 * @access	private
	 * @param	string	the table name
	 * @return	object
	 */
	function _optimize_table($table)
	{
		return FALSE;
	}

	// --------------------------------------------------------------------

	/**
	 * Repair table query
	 *
	 * Are table repairs even supported in SQLite?
	 *
	 * @access	private
	 * @param	string	the table name
	 * @return	object
	 */
	function _repair_table($table)
	{
		return FALSE;
	}

	// --------------------------------------------------------------------

	/**
	 * SQLite Export
	 *
	 * @access	private
	 * @param	array	Preferences
	 * @return	mixed
	 */
	function _backup($params = array())
	{
		// Currently unsupported
		return $this->db->display_error('db_unsuported_feature');
	}
}

/* End of file sqlite_utility.php */
/* Location: ./system/database/drivers/sqlite/sqlite_utility.php */