bug fixes of data layer.

1 files changed, 4 insertions, 4 deletions

diff --git a/framework/Data/TDbConnection.php b/framework/Data/TDbConnection.php
index cfb4fd72..9ca57a4a 100644
--- a/framework/Data/TDbConnection.php
+++ b/framework/Data/TDbConnection.php
@@ -20,7 +20,7 @@ Prado::using('System.Data.TDbCommand');
  *

  * TDbConnection works together with {@link TDbCommand}, {@link TDbDataReader}

  * and {@link TDbTransaction} to provide data access to various DBMS

- * in a common set of APIs, thanks to the {@link http://www.php.net/manual/en/ref.pdo.php PDO}

+ * in a common set of APIs. They are a thin wrapper of the {@link http://www.php.net/manual/en/ref.pdo.php PDO}

  * PHP extension.

  *

  * To establish a connection, set {@link setActive Active} to true after

@@ -53,9 +53,9 @@ Prado::using('System.Data.TDbCommand');
  *

  * To use transaction, do like the following:

  * <code>

+ * $transaction=$connection->beginTransaction();

  * try

  * {

- *    $transaction=$connection->beginTransaction();

  *    $connection->createCommand($sql1)->execute();

  *    $connection->createCommand($sql2)->execute();

  *    //.... other SQL executions

@@ -136,8 +136,8 @@ class TDbConnection extends TComponent
 		{

 			try

 			{

-				$this->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

 				$this->_pdo=new PDO($this->getConnectionString(),$this->getUsername(),$this->getPassword(),$this->_attributes);

+				$this->_pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);

 				$this->_active=true;

 			}

 			catch(PDOException $e)

@@ -454,7 +454,7 @@ class TDbConnection extends TComponent
 	 */

 	public function setAttribute($name,$value)

 	{

-		if($this->getActive())

+		if($this->_pdo instanceof PDO)

 			$this->_pdo->setAttribute($name,$value);

 		else

 			$this->_attributes[$name]=$value;