From: | Vibhor Kumar <vibhor(dot)kumar(at)enterprisedb(dot)com> |
---|---|
To: | Alexander Farber <alexander(dot)farber(at)gmail(dot)com> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: A join of 2 tables with sum(column) > 30 |
Date: | 2011-03-15 21:43:03 |
Message-ID: | 23ABA336-9DA8-4DEF-BB4C-544B13DCD261@enterprisedb.com |
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Thread: | |
Lists: | pgsql-general |
On Mar 16, 2011, at 3:03 AM, Alexander Farber wrote:
> # select u.id, u.first_name, sum(m.completed)
> from pref_users u, pref_match m
> where u.id=m.id and u.id like 'DE%' and
> sum > 30 group by u.id, u.first_name
> order by sum desc limit 3;
>
> ERROR: column "sum" does not exist
> LINE 4: ...f_match m where u.id=m.id and u.id like 'DE%' and sum > 30 g...
>
> Any suggestions please? I've tried "... sum(m.completed) as total" too..
Try following:
select u.id, u.first_name, sum(m.completed) from pref_users u, pref_match m where u.id=m.id and u.id like 'DE%' and sum(m.completed > 30 group by u.id, u.first_name order by sum desc limit 3;
Thanks & Regards,
Vibhor Kumar
EnterpriseDB Corporation
The Enterprise PostgreSQL Company
vibhor(dot)kumar(at)enterprisedb(dot)com
Blog:http://vibhork.blogspot.com
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