37 lines
1.1 KiB
PHP
37 lines
1.1 KiB
PHP
<?php
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/**
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* CMssqlSqlsrvPdoAdapter class file.
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*
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* @author Timur Ruziev <resurtm@gmail.com>
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* @link http://www.yiiframework.com/
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* @copyright 2008-2013 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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/**
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* This is an extension of default PDO class for MSSQL SQLSRV driver only.
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* It provides workaround of the improperly implemented functionalities of PDO SQLSRV driver.
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*
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* @author Timur Ruziev <resurtm@gmail.com>
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* @package system.db.schema.mssql
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* @since 1.1.13
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*/
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class CMssqlSqlsrvPdoAdapter extends PDO
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{
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/**
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* Returns last inserted ID value.
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* SQLSRV driver supports PDO::lastInsertId() with one peculiarity: when $sequence's value is null or empty
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* string it returns empty string. But when parameter is not specified at all it's working as expected
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* and returns actual last inserted ID (like other PDO drivers).
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*
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* @param string|null $sequence the sequence name. Defaults to null.
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* @return integer last inserted ID value.
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*/
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public function lastInsertId($sequence=null)
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{
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if(!$sequence)
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return parent::lastInsertId();
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return parent::lastInsertId($sequence);
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}
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}
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