diff --git a/lib/Varien/Db/Adapter/Interface.php b/lib/Varien/Db/Adapter/Interface.php
index 62bf37775d9..ab8261acba4 100644
--- a/lib/Varien/Db/Adapter/Interface.php
+++ b/lib/Varien/Db/Adapter/Interface.php
@@ -50,6 +50,7 @@ interface Varien_Db_Adapter_Interface
      * Error message for DDL query in transactions
      */
     public const ERROR_DDL_MESSAGE = 'DDL statements are not allowed in transactions';
+    public const ERROR_TRANSACTION_NOT_COMMITTED = 'Some transactions have not been committed or rolled back';
 
     /**
      * Begin new DB transaction for connection
diff --git a/lib/Varien/Db/Adapter/Pdo/Mysql.php b/lib/Varien/Db/Adapter/Pdo/Mysql.php
index 4777aac9f3e..4bd9fb1a6ab 100644
--- a/lib/Varien/Db/Adapter/Pdo/Mysql.php
+++ b/lib/Varien/Db/Adapter/Pdo/Mysql.php
@@ -464,7 +464,7 @@ protected function _checkDdlTransaction($sql)
             if (in_array($startSql, $this->_ddlRoutines)
                 && (preg_match($this->_tempRoutines, $sql) !== 1)
             ) {
-                trigger_error(Varien_Db_Adapter_Interface::ERROR_DDL_MESSAGE, E_USER_ERROR);
+                throw new Varien_Db_Exception(Varien_Db_Adapter_Interface::ERROR_DDL_MESSAGE);
             }
         }
     }
@@ -4094,7 +4094,7 @@ public function createTableFromSelect($tableName, Zend_Db_Select $select, $tempo
     public function __destruct()
     {
         if ($this->_transactionLevel > 0) {
-            trigger_error('Some transactions have not been committed or rolled back', E_USER_ERROR);
+            throw new RuntimeException(Varien_Db_Adapter_Interface::ERROR_TRANSACTION_NOT_COMMITTED);
         }
     }
 }