API reference for the PDO::beginTransaction function in the Microsoft PDO_SQLSRV Driver for PHP for SQL Server. The transaction begun with PDO::beginTransaction ends when PDO::commit or PDO::rollback ...

The transaction begun with PDO::beginTransaction ends when PDO::commit or PDO::rollback is called. PDO::beginTransaction is not affected by (and does not affect) the value of PDO::ATTR_AUTOCOMMIT. You ...