Re: count function?

From: Date: Fri, 30 Mar 2001 19:33:50 +0000
Subject: Re: count function?
References: 1 2  Groups: php.db 
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Cheers Brian Thats sounds more like i am looking for.... Although i have put the other code examples offered for this prob in my code folder for later cause you never now when you'll need them. Cheers Dave C ""Brian S. Dunworth"" <brian@theprintinghouse.com> wrote in message news:4.3.0.20010330142043.00b2bd80@smtp.postoffice.net... > At 10:06 AM 3/30/01 -0800, Larry Rivera wrote: > >I think you have to run multiple queries, ie run some loop after finding out > >what topics you wil count from e==> > > > >run a select distinct to get the topics > >run a while or for loop then run queries again like count(*) where > >topic='$topic' > > Better yet (and less db-intensive), run a > > SELECT TOPIC,COUNT(*) FROM table_name > WHERE condition > GROUP BY TOPIC > ORDER BY COUNT(*); > > That'll return: > > TOPIC COUNT(*) > -------- -------- > Topic A 8 > Topic B 3 > Topic C 1 > Topic D 0 > Topic E 0 > > > ------------------------------------- > Brian S. Dunworth > Sr. Software Development Engineer > Oracle Database Administrator > The Printing House, Ltd. > > (850) 875-1500 x225 > <brian@theprintinghouse.com> > ------------------------------------- > > > -- > PHP Database Mailing List (http://www.php.net/) > To unsubscribe, e-mail: php-db-unsubscribe@lists.php.net > For additional commands, e-mail: php-db-help@lists.php.net > To contact the list administrators, e-mail: php-list-admin@lists.php.net >

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