<?php /** * OpenSQLManager * * Free Database manager for Open Source Databases * * @author Timothy J. Warren * @copyright Copyright (c) 2012 * @link https://github.com/aviat4ion/OpenSQLManager * @license http://philsturgeon.co.uk/code/dbad-license */ // -------------------------------------------------------------------------- /** * ODBC Database Driver * * For general database access for databases not specified by the main drivers * * @extends DB_PDO */ class ODBC extends DB_PDO { public function __construct($dsn, $username=null, $password=null, $options=array()) { parent::__construct("odbc:$dsn", $username, $password, $options); $class = __CLASS__.'_sql'; $this->sql = new $class; } // -------------------------------------------------------------------------- /** * List tables for the current database * * @return mixed */ public function get_tables() { //Not possible reliably with this driver return FALSE; } // -------------------------------------------------------------------------- /** * List system tables for the current database/connection * * @return array */ public function get_system_tables() { //No way of determining for ODBC return array(); } // -------------------------------------------------------------------------- /** * Empty the current database * * @return void */ public function truncate($table) { $sql = "DELETE FROM {$table}"; $this->query($sql); } // -------------------------------------------------------------------------- /** * Return the number of rows returned for a SELECT query * * @return int */ public function num_rows() { // TODO: Implement } // -------------------------------------------------------------------------- /** * Create an SQL backup file for the current database's structure * * @return string */ public function backup_structure() { // Not applicable to ODBC return ''; } // -------------------------------------------------------------------------- /** * Create an SQL backup file for the current database's data * * @return string */ public function backup_data() { // Not applicable to ODBC return ''; } } // End of odbc.php