Class **Phalcon\\Mvc\\Model\\Transaction** ========================================== *implements* :doc:`Phalcon\\Mvc\\Model\\TransactionInterface ` .. role:: raw-html(raw) :format: html :raw-html:`Source on GitHub` Transactions are protective blocks where SQL statements are only permanent if they can all succeed as one atomic action. Phalcon\\Transaction is intended to be used with Phalcon_Model_Base. Phalcon Transactions should be created using Phalcon\\Transaction\\Manager. .. code-block:: php get(); $robot = new Robots(); $robot->setTransaction($transaction); $robot->name = 'WALL·E'; $robot->created_at = date('Y-m-d'); if ($robot->save() == false) { $transaction->rollback("Can't save robot"); } $robotPart = new RobotParts(); $robotPart->setTransaction($transaction); $robotPart->type = 'head'; if ($robotPart->save() == false) { $transaction->rollback("Can't save robot part"); } $transaction->commit(); } catch(Phalcon\Mvc\Model\Transaction\Failed $e) { echo 'Failed, reason: ', $e->getMessage(); } Methods ------- public **__construct** (:doc:`Phalcon\\DiInterface ` $dependencyInjector, [*boolean* $autoBegin], [*string* $service]) Phalcon\\Mvc\\Model\\Transaction constructor public **setTransactionManager** (:doc:`Phalcon\\Mvc\\Model\\Transaction\\ManagerInterface ` $manager) Sets transaction manager related to the transaction public **begin** () Starts the transaction public **commit** () Commits the transaction public *boolean* **rollback** ([*string* $rollbackMessage], [:doc:`Phalcon\\Mvc\\ModelInterface ` $rollbackRecord]) Rollbacks the transaction public **getConnection** () Returns the connection related to transaction public **setIsNewTransaction** (*mixed* $isNew) Sets if is a reused transaction or new once public **setRollbackOnAbort** (*mixed* $rollbackOnAbort) Sets flag to rollback on abort the HTTP connection public **isManaged** () Checks whether transaction is managed by a transaction manager public **getMessages** () Returns validations messages from last save try public **isValid** () Checks whether internal connection is under an active transaction public **setRollbackedRecord** (:doc:`Phalcon\\Mvc\\ModelInterface ` $record) Sets object which generates rollback action