MySQL Forums
Forum List  »  Optimizer & Parser

Advanced Search
New Topic

Re: Query Optimization
Posted by: Björn Steinbrink
Date: May 03, 2006 03:31PM

MySQL does not use indexes for unequality comparisons. And regarding the dtEntered field, is that of type datetime? If so, maybe the string comparison function gives MySQL a hard time, you could try using:

dtEntered BETWEEN '2006-04-26 00:00:00' AND '2006-04-26 23:59:59'

Navigate: Previous Message• Next Message
Options: Reply• Quote


Subject
Views
Written By
Posted
Query Optimization
3972
Joe Taylor
April 26, 2006 01:57PM
Re: Query Optimization
2148
Bill Karwin
April 26, 2006 04:46PM
Re: Query Optimization
2031
Apachez
April 26, 2006 04:56PM
Re: Query Optimization
2251
Bill Karwin
April 26, 2006 05:29PM
Re: Query Optimization
1999
Joe Taylor
May 03, 2006 03:11PM
Re: Query Optimization
2008
Björn Steinbrink
May 03, 2006 03:31PM


Sorry, you can't reply to this topic. It has been closed.
This forum is currently read only. You can not log in or make any changes. This is a temporary situation.

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.