Re: joining a query with a select count(*)

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От
Martijn van Oosterhout
Тема
Re: joining a query with a select count(*)
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20051105184725.GB6828@svana.org
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joining a query with a select count(*) Matthew Terenzio <matt@jobsforge.com>
Re: joining a query with a select count(*) Martijn van Oosterhout <kleptog@svana.org>
Re: joining a query with a select count(*) John Sidney-Woollett <johnsw@wardbrook.com>
On Sat, Nov 05, 2005 at 01:10:13PM -0500, Matthew Terenzio wrote:
> 
> I want a query to return all the rows from one table along with a count 
> of rows in another table that reference each returned row from the 
> first table.

Quick and dirty, should give you the idea...

select *, (select count(*) from table2 where fkey=pkey) from table1;

Hope this helps,
-- 
Martijn van Oosterhout      http://svana.org/kleptog/
> Patent. n. Genius is 5% inspiration and 95% perspiration. A patent is a
> tool for doing 5% of the work and then sitting around waiting for someone
> else to do the other 95% so you can sue them.
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