MySQL Forums
Forum List  »  Performance

Re: Slow(er) Query Response
Posted by: KimSeong Loh
Date: November 11, 2004 07:02PM

Do you get the correct EXPLAIN or query?

The EXPLAIN seems to show that it uses the key (bygroupid) and not (msid,msgnum).
I don't understand why since you do not have `bygroupid` column in your query.

Options: ReplyQuote


Subject
Views
Written By
Posted
4836
November 11, 2004 03:48PM
Re: Slow(er) Query Response
2489
November 11, 2004 07:02PM
2214
November 11, 2004 07:14PM
2335
November 11, 2004 08:13PM
2288
November 12, 2004 07:26AM
2053
November 12, 2004 02:45PM
2502
November 16, 2004 07:34PM


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.