Hello. On Wed 2002-08-21 at 16:49:06 -0400, [EMAIL PROTECTED] wrote: > > I need to figure out values in a column of a given table that do not > exist in a a column of another given table without subselects. > > For example: > > If I have one table called "TABLEA" with column name "id" and values > "1,2,3,4,5,6,7", > > and another table called "TABLEB" with column name "id" and values "3,4,5". > > Is there any select statement I can do, which will return records in > TABLEA with id values "1,2,6,7"? > > With subselects you could do it as such: > "select id from TABLEA where id NOT IN select id from TABLEB" > > How can I do it in versions of MySQL that don't have subselects > (multiple steps is fine)?
Well, that is explained in the manual section about missing sub-selects (it even contains almost exactly your query as example): http://www.mysql.com/doc/en/ANSI_diff_Sub-selects.html Bye, Benjamin. -- [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
