Keep in mind this bug: https://bugs.php.net/bug.php?id=66528
you could not rely on commit() return value while using MySql
(PHP 5 >= 5.1.0, PECL pdo >= 0.1.0)
PDO::commit — Commits a transaction
Commits a transaction, returning the database connection to autocommit mode until the next call to PDO::beginTransaction() starts a new transaction.
Returns TRUE
on success or FALSE
on failure.
Eksempel #1 Commit a transaction
<?php
/* Begin a transaction, turning off autocommit */
$dbh->beginTransaction();
/* Change the database schema */
$sth = $dbh->exec("DROP TABLE fruit");
/* Commit the changes */
$dbh->commit();
/* Database connection is now back in autocommit mode */
?>
Keep in mind this bug: https://bugs.php.net/bug.php?id=66528
you could not rely on commit() return value while using MySql