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<?php
/**
* TMssqlTableColumn class file.
*
* @author Wei Zhuo <weizhuo[at]gmail[dot]com>
* @link http://www.pradosoft.com/
* @copyright Copyright © 2005-2014 PradoSoft
* @license http://www.pradosoft.com/license/
* @package Prado\Data\Common\Mssql
*/
namespace Prado\Data\Common\Mssql;
/**
* Load common TDbTableCommon class.
*/
use Prado\Data\Common\TDbTableColumn;
use Prado\Prado;
Prado::using('System.Data.Common.TDbTableColumn');
/**
* Describes the column metadata of the schema for a Mssql database table.
*
* @author Wei Zhuo <weizho[at]gmail[dot]com>
* @package Prado\Data\Common\Mssql
* @since 3.1
*/
class TMssqlTableColumn extends TDbTableColumn
{
private static $types = array();
/**
* Overrides parent implementation, returns PHP type from the db type.
* @return boolean derived PHP primitive type from the column db type.
*/
public function getPHPType()
{
return 'string';
}
/**
* @return boolean true if the column has identity (auto-increment)
*/
public function getAutoIncrement()
{
return $this->getInfo('AutoIncrement',false);
}
/**
* @return boolean true if auto increments.
*/
public function hasSequence()
{
return $this->getAutoIncrement();
}
/**
* @return boolean true if db type is 'timestamp'.
*/
public function getIsExcluded()
{
return strtolower($this->getDbType())==='timestamp';
}
}
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