This function is
EXPERIMENTAL. The behaviour of this function, the
name of this function, and anything else documented about this
function may change without notice in a future release of PHP.
Use this function at your own risk.
Turns off autocommit mode. Call PDO::commit() or
PDO::rollback() to end the transaction and return to
autocommit mode.
Examples
Example 1. Roll back a transaction
<?php /* Begin a transaction, turning off autocommit */ $dbh->beginTransaction();
/* Change the database schema and data */ $sth = $dbh->exec("DROP TABLE fruit"); $sth = $dbh->exec("UPDATE dessert SET name = 'hamburger'");
/* Recognize mistake and roll back changes */ $dbh->rollBack();
/* Database connection is now back in autocommit mode */ ?>
See Also
PDO::commit()
PDO::rollBack()
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