database/drivers/odbc/odbc_utility.php

   1 <?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');\r
   2 /**\r
   3  * CodeIgniter\r
   4  *\r
   5  * An open source application development framework for PHP 4.3.2 or newer\r
   6  *\r
   7  * @package             CodeIgniter\r
   8  * @author              ExpressionEngine Dev Team\r
   9  * @copyright   Copyright (c) 2008, EllisLab, Inc.\r
  10  * @license             http://codeigniter.com/user_guide/license.html\r
  11  * @link                http://codeigniter.com\r
  12  * @since               Version 1.0\r
  13  * @filesource\r
  14  */\r
  15 \r
  16 // ------------------------------------------------------------------------\r
  17 \r
  18 /**\r
  19  * ODBC Utility Class\r
  20  *\r
  21  * @category    Database\r
  22  * @author              ExpressionEngine Dev Team\r
  23  * @link                http://codeigniter.com/database/\r
  24  */\r
  25 class CI_DB_odbc_utility extends CI_DB_utility {\r
  26 \r
  27         /**\r
  28          * List databases\r
  29          *\r
  30          * @access      private\r
  31          * @return      bool\r
  32          */\r
  33         function _list_databases()\r
  34         {\r
  35                 // Not sure if ODBC lets you list all databases...      \r
  36                 if ($this->db->db_debug)\r
  37                 {\r
  38                         return $this->db->display_error('db_unsuported_feature');\r
  39                 }\r
  40                 return FALSE;\r
  41         }\r
  42 \r
  43         // --------------------------------------------------------------------\r
  44 \r
  45         /**\r
  46          * Optimize table query\r
  47          *\r
  48          * Generates a platform-specific query so that a table can be optimized\r
  49          *\r
  50          * @access      private\r
  51          * @param       string  the table name\r
  52          * @return      object\r
  53          */\r
  54         function _optimize_table($table)\r
  55         {\r
  56                 // Not a supported ODBC feature \r
  57                 if ($this->db->db_debug)\r
  58                 {\r
  59                         return $this->db->display_error('db_unsuported_feature');\r
  60                 }\r
  61                 return FALSE;\r
  62         }\r
  63 \r
  64         // --------------------------------------------------------------------\r
  65 \r
  66         /**\r
  67          * Repair table query\r
  68          *\r
  69          * Generates a platform-specific query so that a table can be repaired\r
  70          *\r
  71          * @access      private\r
  72          * @param       string  the table name\r
  73          * @return      object\r
  74          */\r
  75         function _repair_table($table)\r
  76         {\r
  77                 // Not a supported ODBC feature \r
  78                 if ($this->db->db_debug)\r
  79                 {\r
  80                         return $this->db->display_error('db_unsuported_feature');\r
  81                 }\r
  82                 return FALSE;\r
  83         }\r
  84 \r
  85         // --------------------------------------------------------------------\r
  86 \r
  87         /**\r
  88          * ODBC Export\r
  89          *\r
  90          * @access      private\r
  91          * @param       array   Preferences\r
  92          * @return      mixed\r
  93          */\r
  94         function _backup($params = array())\r
  95         {\r
  96                 // Currently unsupported\r
  97                 return $this->db->display_error('db_unsuported_feature');\r
  98         }\r
  99         \r
 100         /**\r
 101          *\r
 102          * The functions below have been deprecated as of 1.6, and are only here for backwards\r
 103          * compatibility.  They now reside in dbforge().  The use of dbutils for database manipulation\r
 104          * is STRONGLY discouraged in favour if using dbforge.\r
 105          *\r
 106          */\r
 107 \r
 108         /**\r
 109          * Create database\r
 110          *\r
 111          * @access      private\r
 112          * @param       string  the database name\r
 113          * @return      bool\r
 114          */\r
 115         function _create_database()\r
 116         {\r
 117                 // ODBC has no "create database" command since it's\r
 118                 // designed to connect to an existing database\r
 119                 if ($this->db->db_debug)\r
 120                 {\r
 121                         return $this->db->display_error('db_unsuported_feature');\r
 122                 }\r
 123                 return FALSE;\r
 124         }\r
 125 \r
 126         // --------------------------------------------------------------------\r
 127 \r
 128         /**\r
 129          * Drop database\r
 130          *\r
 131          * @access      private\r
 132          * @param       string  the database name\r
 133          * @return      bool\r
 134          */\r
 135         function _drop_database($name)\r
 136         {\r
 137                 // ODBC has no "drop database" command since it's\r
 138                 // designed to connect to an existing database          \r
 139                 if ($this->db->db_debug)\r
 140                 {\r
 141                         return $this->db->display_error('db_unsuported_feature');\r
 142                 }\r
 143                 return FALSE;\r
 144         }\r
 145 }\r
 146 \r
 147 /* End of file odbc_utility.php */\r
 148 /* Location: ./system/database/drivers/odbc/odbc_utility.php */