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76 lines
1.5 KiB
PHP
76 lines
1.5 KiB
PHP
<?php
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/* Copyright (C) NAVER <http://www.navercorp.com> */
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require_once('DBMysql.class.php');
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/**
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* Class to use MySQL innoDB DBMS
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* mysql innodb handling class
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*
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* Does not use prepared statements, since mysql driver does not support them
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*
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* @author NAVER (developers@xpressengine.com)
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* @package /classes/db
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* @version 0.1
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*/
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class DBMysql_innodb extends DBMysql
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{
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/**
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* DB transaction start
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* this method is private
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* @return boolean
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*/
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function _begin($transactionLevel = 0)
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{
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$connection = $this->_getConnection('master');
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if(!$transactionLevel)
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{
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$this->_query("START TRANSACTION", $connection);
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}
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else
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{
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$this->_query("SAVEPOINT SP" . $transactionLevel, $connection);
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}
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return true;
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}
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/**
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* DB transaction rollback
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* this method is private
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* @return boolean
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*/
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function _rollback($transactionLevel = 0)
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{
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$connection = $this->_getConnection('master');
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$point = $transactionLevel - 1;
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if($point)
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{
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$this->_query("ROLLBACK TO SP" . $point, $connection);
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}
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else
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{
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$this->_query("ROLLBACK", $connection);
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}
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return true;
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}
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/**
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* DB transaction commit
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* this method is private
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* @return boolean
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*/
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function _commit()
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{
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$connection = $this->_getConnection('master');
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$this->_query("COMMIT", $connection);
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return true;
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}
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}
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DBMysql_innodb::$isSupported = function_exists('mysql_connect');
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/* End of file DBMysql_innodb.class.php */
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/* Location: ./classes/db/DBMysql_innodb.class.php */
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