if you are using mysql, it doesn't support the sub-select.
"Wilmar Perez" <[EMAIL PROTECTED] To: [EMAIL PROTECTED] ea.edu.co> cc: Subject: [PHP-DB] Query error 10/02/2002 10:54 AM Hello guys Does anybody have a clue on what wrong with the following sentence? select author_code from author where author_code not in (select author_code from authorxcat); Thanks ******************************************************* Wilmar Pérez Network Administrator Library System Tel: ++57(4)2105145 University of Antioquia Medellín - Colombia 2002 ******************************************************* -- PHP Database Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php -- PHP Database Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php