----- Original Message ----- From: "mos" <[EMAIL PROTECTED]> > > > I have a Where clause like: > > > select count(*) from table where .... LIMIT 100 > > > Unfortunately the Count(*) ignores the LIMIT clause entirely. Why? >> > >If You want to know the number of rows in the recordset returned by the query > >then You should use "mysql_num_rows()". > > This seems like the most economical way to approach it.
Actually, I think you've got it completely backwards. :) Using mysql_num_rows() on a result set will force you to do a query that returns all of the rows, while using count(*) will (much more efficiently) use the index to return the number of rows. Cheers, Ryan Fox, Geek email: [EMAIL PROTECTED] BackWatcher, Inc. web: http://backwatcher.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
