MySQL Forums
Forum List  »  Optimizer & Parser

Re: 2 column between optimization
Posted by: KimSeong Loh
Date: September 04, 2005 07:21PM

Reason is that the select is not going to return any rows, does not even need to check the data.

a > 1 and a < 2, there is no integer value that can satisfy this condition.

Options: ReplyQuote


Subject
Views
Written By
Posted
5701
September 02, 2005 12:39PM
2599
September 02, 2005 02:01PM
2703
September 02, 2005 02:25PM
2581
September 02, 2005 03:38PM
2456
September 06, 2005 09:17PM
2443
September 05, 2005 12:03PM
2499
September 06, 2005 09:18PM
Re: 2 column between optimization
2437
September 04, 2005 07:21PM
2439
September 06, 2005 09:14PM
2608
September 06, 2005 09:22PM
2395
September 06, 2005 11:17PM
2379
September 07, 2005 02:54AM
2711
September 07, 2005 02:48AM
2553
September 07, 2005 12:25PM
2358
September 07, 2005 12:54PM


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.