MySQL Forums
Forum List  »  Performance

Re: Slow query performance
Posted by: KimSeong Loh
Date: October 15, 2004 12:30AM

Maybe you can try to add an index BLOCKGROUP_ID(1), it would reduce the index size, key size reduce from 12 bytes to 1 byte. Scanning a smaller index tree should be faster.

Can you test and let us know the result.

Options: ReplyQuote


Subject
Views
Written By
Posted
5543
October 13, 2004 05:23PM
2909
October 13, 2004 10:01PM
2949
October 13, 2004 10:48PM
2826
October 14, 2004 08:50AM
2977
October 14, 2004 07:08PM
2696
October 14, 2004 11:33PM
Re: Slow query performance
2702
October 15, 2004 12:30AM


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.