kayamboo, Wednesday, October 09, 2002, 8:45:39 AM, you wrote: k> ALTER TABLE main_db ADD CONSTRAINT FOREIGN KEY( Code, Kana) REFERENCES k> Syoyu_db( Code, Kana) ON DELETE CASCADE ;
k> works fine. k> But how to drop the constraint or modify the constraint ? k> Simply changing ADD to DROP or MODIFY throws errors Curretly you can't drop only foreign key constarints. You should re-create a table. -- For technical support contracts, goto https://order.mysql.com/?ref=ensita This email is sponsored by Ensita.net http://www.ensita.net/ __ ___ ___ ____ __ / |/ /_ __/ __/ __ \/ / Egor Egorov / /|_/ / // /\ \/ /_/ / /__ [EMAIL PROTECTED] /_/ /_/\_, /___/\___\_\___/ MySQL AB / Ensita.net <___/ www.mysql.com --------------------------------------------------------------------- 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