RE: [PHP] mysql question

From: Date: Fri, 12 Jul 2002 02:12:54 +0000
Subject: RE: [PHP] mysql question
References: 1  Groups: php.general 
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> Привет! Gesundheit > 1LT John W. Holmes wrote: > > How about > > > > SELECT * FROM table WHERE $current_shot BETWEEN start_shot AND end_shot > > *if* that was on Oracle *and* the table was big you'd notice that your > performance goes down. Don't ask me why. And I never checked it on > MySql. But watch out for betweens. Check them. Yes, good point. I don't know if it matters in MySQL either, but always test your queries and see which is faster. EXPLAIN may come in handy here. I don't see why it would be different, it seems like both would be interpreted the same... ---John Holmes...

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