summaryrefslogtreecommitdiffstats
path: root/system/database/drivers/postgre/postgre_utility.php
blob: 741c52ea852847d1000c70472b29c8388b76c7a2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
<?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 - 2011, EllisLab, Inc.
 * @license		http://codeigniter.com/user_guide/license.html
 * @link		http://codeigniter.com
 * @since		Version 1.0
 * @filesource
 */

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

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

	/**
	 * List databases
	 *
	 * @access	private
	 * @return	bool
	 */
	function _list_databases()
	{
		return "SELECT datname FROM pg_database";
	}

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

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

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

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

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

	/**
	 * Postgre 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 postgre_utility.php */
/* Location: ./system/database/drivers/postgre/postgre_utility.php */