Okay, I get it. The problem comes from the statement below, wen> $db = param('test') or die("Could not find database!"); After I revised it to "my $db = "test" or die("Could not find database!");" I get expected result. Thanks for your consideration. Regards, --Wen [EMAIL PROTECTED] --------------------------------------------------------------------- Before posting, please check: http://www.mysql.com/manual.php (the manual) http://lists.mysql.com/ (the list archive) To request this thread, e-mail <[EMAIL PROTECTED]> To unsubscribe, e-mail <[EMAIL PROTECTED]> Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php