system/database/drivers/cubrid/cubrid_utility.php

   1 <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
   2 /**
   3  * CodeIgniter
   4  *
   5  * An open source application development framework for PHP 5.1.6 or newer
   6  *
   7  * @package             CodeIgniter
   8  * @author              Esen Sagynov
   9  * @copyright   Copyright (c) 2008 - 2011, EllisLab, Inc.
  10  * @license             http://codeigniter.com/user_guide/license.html
  11  * @link                http://codeigniter.com
  12  * @since               Version 1.0
  13  * @filesource
  14  */
  15
  16 // ------------------------------------------------------------------------
  17
  18 /**
  19  * CUBRID Utility Class
  20  *
  21  * @category    Database
  22  * @author              Esen Sagynov
  23  * @link                http://codeigniter.com/user_guide/database/
  24  */
  25 class CI_DB_cubrid_utility extends CI_DB_utility {
  26
  27         /**
  28          * List databases
  29          *
  30          * @access      private
  31          * @return      array
  32          */
  33         function _list_databases()
  34         {
  35                 // CUBRID does not allow to see the list of all databases on the
  36                 // server. It is the way its architecture is designed. Every
  37                 // database is independent and isolated.
  38                 // For this reason we can return only the name of the currect
  39                 // connected database.
  40                 if ($this->conn_id)
  41                 {
  42                         return "SELECT '" . $this->database . "'";
  43                 }
  44                 else
  45                 {
  46                         return FALSE;
  47                 }
  48         }
  49
  50         // --------------------------------------------------------------------
  51
  52         /**
  53          * Optimize table query
  54          *
  55          * Generates a platform-specific query so that a table can be optimized
  56          *
  57          * @access      private
  58          * @param       string  the table name
  59          * @return      object
  60          * @link        http://www.cubrid.org/manual/840/en/Optimize%20Database
  61          */
  62         function _optimize_table($table)
  63         {
  64                 // No SQL based support in CUBRID as of version 8.4.0. Database or
  65                 // table optimization can be performed using CUBRID Manager
  66                 // database administration tool. See the link above for more info.
  67                 return FALSE;
  68         }
  69
  70         // --------------------------------------------------------------------
  71
  72         /**
  73          * Repair table query
  74          *
  75          * Generates a platform-specific query so that a table can be repaired
  76          *
  77          * @access      private
  78          * @param       string  the table name
  79          * @return      object
  80          * @link        http://www.cubrid.org/manual/840/en/Checking%20Database%20Consistency
  81          */
  82         function _repair_table($table)
  83         {
  84                 // Not supported in CUBRID as of version 8.4.0. Database or
  85                 // table consistency can be checked using CUBRID Manager
  86                 // database administration tool. See the link above for more info.
  87                 return FALSE;
  88         }
  89
  90         // --------------------------------------------------------------------
  91         /**
  92          * CUBRID Export
  93          *
  94          * @access      private
  95          * @param       array   Preferences
  96          * @return      mixed
  97          */
  98         function _backup($params = array())
  99         {
 100                 // No SQL based support in CUBRID as of version 8.4.0. Database or
 101                 // table backup can be performed using CUBRID Manager
 102                 // database administration tool.
 103                 return $this->db->display_error('db_unsuported_feature');
 104         }
 105 }
 106
 107 /* End of file cubrid_utility.php */
 108 /* Location: ./system/database/drivers/cubrid/cubrid_utility.php */