I think that this will do
SELECT -(Sum(Rating-2)) AS Total
FROM Rating
GROUP BY 1;
----- Original Message -----
From: "Mike Podlesny" <[EMAIL PROTECTED]>
To: "Tomi Junnila" <[EMAIL PROTECTED]>; "mySQL Mailing List" <[EMAIL PROTECTED]>
Sent: Friday, January 19, 2001 4:50 PM
Subject: HELP with SQL statement
> Actually let me reword this because Tomi's answer won't quite work. The
> table has a field called Rating. A number 1 is stored to represent positive
> a 2 is stored for neutral and a 3 is stored for negative. I need to query
> that will query up all the number 1's (positives) and subtract all the
> number 3's (negatives) to give me a true rating. Any ideas?
>
>
> ----- Original Message -----
> From: "Tomi Junnila" <[EMAIL PROTECTED]>
> To: "mySQL Mailing List" <[EMAIL PROTECTED]>
> Sent: Friday, January 19, 2001 10:32 AM
> Subject: Re: HELP with SQL statement
>
>
> > * Mike Podlesny <[EMAIL PROTECTED]> wrote on 19.01.01 17:25:
> > > I have a table called RATING and two fields one called POSITIVE and the
> > > other called NEGATIVE. I need to write an SQL statement for my mySQL
> > > database that will return the value of the total of POSITIVEs minues the
> > > total of the NEGATIVEs.
> >
> > Err, how about
> >
> > select sum(positive-negative) from rating;
> >
> > ?
> >
> >
> > --
> > Tomi Junnila <[EMAIL PROTECTED]>
> > http://www.badzilla.net/~topeju/
> > Electronics and Information Technology,
> > University of Turku, Finland
> >
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>
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