2009/12/22 Ivan Sergio Borgonovo <mail(at)webthatworks(dot)it>
> Hi,
>
Hi :-)
>
> I'd like to know if
>
> select sum(qty) from t where status=37;
>
> is > constant.
>
> qty is always >0.
>
> Is there a way to skip examining further rows and return a result
> ASAP?
>
With plain SQL, no.
With a user defined function in PL/PgSQL, yes.
>
>
> --
> Ivan Sergio Borgonovo
> http://www.webthatworks.it
>
>
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--
Filip Rembiałkowski
JID,mailto:filip(dot)rembialkowski(at)gmail(dot)com
http://filip.rembialkowski.net/