MySQL Forums
Forum List  »  Performance

Re: IT'S A BUG!
Posted by: Benoit St-Jean
Date: October 06, 2005 04:57PM

Well, first you're doing a cross join (the "unused" table joins every of its row with all the other orws of the other table!!!) So you look at 1665 x 13656 rows!

Second thing, try not using reserved words, like "sum" for you column names or aliases...

Options: ReplyQuote


Subject
Views
Written By
Posted
8029
December 07, 2006 10:30AM
9401
September 23, 2005 01:56AM
4705
October 05, 2005 04:58AM
5862
October 05, 2005 11:49PM
5195
October 06, 2005 01:34AM
Re: IT'S A BUG!
6421
October 06, 2005 04:57PM
6233
January 21, 2008 10:14AM
5648
January 21, 2008 10:53AM
5081
May 19, 2008 09:41AM
5334
February 05, 2008 10:27AM
5818
March 12, 2008 08:37AM
5918
November 14, 2008 12:31AM


Sorry, you can't reply to this topic. It has been closed.

Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance by Oracle and does not necessarily represent the opinion of Oracle or any other party.