Current File : //opt/alt/php55/usr/share/pear/PHPUnit/Extensions/Database/DB/MetaData/SqlSrv.php
<?php
/**
* PHPUnit
*
* Copyright (c) 2002-2014, Sebastian Bergmann <sebastian@phpunit.de>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of Sebastian Bergmann nor the names of his
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* @package DbUnit
* @author Nils Adermann <naderman@naderman.de>
* @copyright 2002-2014 Sebastian Bergmann <sebastian@phpunit.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @link http://www.phpunit.de/
* @since File available since Release 1.1.0
*/
/**
* Provides functionality to retrieve meta data from a Microsoft SQL Server database.
*
* @package DbUnit
* @author Nils Adermann <naderman@naderman.de>
* @copyright 2002-2014 Sebastian Bergmann <sebastian@phpunit.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @version Release: 1.3.1
* @link http://www.phpunit.de/
* @since Class available since Release 1.1.0
*/
class PHPUnit_Extensions_Database_DB_MetaData_SqlSrv extends PHPUnit_Extensions_Database_DB_MetaData
{
/**
* No character used to quote schema objects.
* @var string
*/
protected $schemaObjectQuoteChar = '';
/**
* The command used to perform a TRUNCATE operation.
* @var string
*/
protected $truncateCommand = 'TRUNCATE TABLE';
/**
* Returns an array containing the names of all the tables in the database.
*
* @return array
*/
public function getTableNames()
{
$query = "SELECT name
FROM sysobjects
WHERE type='U'";
$statement = $this->pdo->prepare($query);
$statement->execute();
$tableNames = array();
while (($tableName = $statement->fetchColumn(0))) {
$tableNames[] = $tableName;
}
return $tableNames;
}
/**
* Returns an array containing the names of all the columns in the
* $tableName table.
*
* @param string $tableName
* @return array
*/
public function getTableColumns($tableName)
{
$query = "SELECT c.name
FROM syscolumns c
LEFT JOIN sysobjects o ON c.id = o.id
WHERE o.name = '$tableName'";
$statement = $this->pdo->prepare($query);
$statement->execute();
$columnNames = array();
while (($columnName = $statement->fetchColumn(0))) {
$columnNames[] = $columnName;
}
return $columnNames;
}
/**
* Returns an array containing the names of all the primary key columns in
* the $tableName table.
*
* @param string $tableName
* @return array
*/
public function getTablePrimaryKeys($tableName)
{
$query = "EXEC sp_statistics '$tableName'";
$statement = $this->pdo->prepare($query);
$statement->execute();
$statement->setFetchMode(PDO::FETCH_ASSOC);
$columnNames = array();
while (($column = $statement->fetch())) {
if ($column['TYPE'] == 1) {
$columnNames[] = $column['COLUMN_NAME'];
}
}
return $columnNames;
}
/**
* Allow overwriting identities for the given table.
*
* @param string $tableName
*/
public function disablePrimaryKeys($tableName)
{
try {
$query = "SET IDENTITY_INSERT $tableName ON";
$this->pdo->exec($query);
}
catch (PDOException $e) {
// ignore the error here - can happen if primary key is not an identity
}
}
/**
* Reenable auto creation of identities for the given table.
*
* @param string $tableName
*/
public function enablePrimaryKeys($tableName)
{
try {
$query = "SET IDENTITY_INSERT $tableName OFF";
$this->pdo->exec($query);
}
catch (PDOException $e) {
// ignore the error here - can happen if primary key is not an identity
}
}
}
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