Re: problem query ...

From: Frank Bax <fbax(at)sympatico(dot)ca>
To: John Taylor <postgres(at)jtresponse(dot)co(dot)uk>
Cc: pgsql-novice(at)postgresql(dot)org
Subject: Re: problem query ...
Date: 2002-01-31 17:35:40
Message-ID: 3.0.6.32.20020131123540.01b78ba0@pop6.sympatico.ca
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select mytable.* from mytable, (select id,max(update) as update from
mytable group by id) maxes where mytable.id = maxes.id and mytable.update =
maxes.update;

At 04:24 PM 1/31/02 +0000, John Taylor wrote:
>
>Hi,
>
>I hope someone can help with this query, which is causing me great problems.
>
>I have a table:
>create table mytable ( id varchar(10), name varchar(10), desc varchar(10),
update integer);
>
>I want to return 1 row for each id, that contains the maximum update value
for that id, and
>the values for name and desc.
>
>I've tried everything I can think of, but no luck :-(
>I'm sure there is some simple trick that I'm missing.
>
>Can someone please put me out of my misery !
>
>Thanks
>JohnT
>
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