database/drivers/mysqli/mysqli_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 4.3.2 or newer
   6  *
   7  * @package             CodeIgniter
   8  * @author              ExpressionEngine Dev Team
   9  * @copyright   Copyright (c) 2008 - 2009, 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  * MySQLi Utility Class
  20  *
  21  * @category    Database
  22  * @author              ExpressionEngine Dev Team
  23  * @link                http://codeigniter.com/user_guide/database/
  24  */
  25 class CI_DB_mysqli_utility extends CI_DB_utility {
  26
  27         /**
  28          * List databases
  29          *
  30          * @access      private
  31          * @return      bool
  32          */
  33         function _list_databases()
  34         {
  35                 return "SHOW DATABASES";
  36         }
  37
  38         // --------------------------------------------------------------------
  39
  40         /**
  41          * Optimize table query
  42          *
  43          * Generates a platform-specific query so that a table can be optimized
  44          *
  45          * @access      private
  46          * @param       string  the table name
  47          * @return      object
  48          */
  49         function _optimize_table($table)
  50         {
  51                 return "OPTIMIZE TABLE ".$this->db->_escape_identifiers($table);
  52         }
  53
  54         // --------------------------------------------------------------------
  55
  56         /**
  57          * Repair table query
  58          *
  59          * Generates a platform-specific query so that a table can be repaired
  60          *
  61          * @access      private
  62          * @param       string  the table name
  63          * @return      object
  64          */
  65         function _repair_table($table)
  66         {
  67                 return "REPAIR TABLE ".$this->db->_escape_identifiers($table);
  68         }
  69
  70         // --------------------------------------------------------------------
  71
  72         /**
  73          * MySQLi Export
  74          *
  75          * @access      private
  76          * @param       array   Preferences
  77          * @return      mixed
  78          */
  79         function _backup($params = array())
  80         {
  81                 // Currently unsupported
  82                 return $this->db->display_error('db_unsuported_feature');
  83         }
  84
  85
  86         /**
  87          *
  88          * The functions below have been deprecated as of 1.6, and are only here for backwards
  89          * compatibility.  They now reside in dbforge().  The use of dbutils for database manipulation
  90          * is STRONGLY discouraged in favour if using dbforge.
  91          *
  92          */
  93
  94         /**
  95          * Create database
  96          *
  97          * @access      private
  98          * @param       string  the database name
  99          * @return      bool
 100          */
 101         function _create_database($name)
 102         {
 103                 return "CREATE DATABASE ".$name;
 104         }
 105
 106         // --------------------------------------------------------------------
 107
 108         /**
 109          * Drop database
 110          *
 111          * @access      private
 112          * @param       string  the database name
 113          * @return      bool
 114          */
 115         function _drop_database($name)
 116         {
 117                 return "DROP DATABASE ".$name;
 118         }
 119
 120 }
 121
 122 /* End of file mysqli_utility.php */
 123 /* Location: ./system/database/drivers/mysqli/mysqli_utility.php */