Is row-level locking happening? I think that the lock doesn t work When are you checking the locks? I am checking the lock with an SQLPLUS session If i lock my table with SQLPLUS, PHP can make an select for update But if i try to lock with PHP i can make an other select for update with sqlplus So my lock doesn t work -- PHP Database Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php