Re: case statement as inline function?

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От Mike Nolan
Тема Re: case statement as inline function?
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Msg-id 200403241852.i2OIqYcm001471@gw.tssi.com
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Ответ на Re: case statement as inline function?  (Richard Huxton <dev@archonet.com>)
Список pgsql-general
> > Is there any way to treat it like an inline function so that I could write
> > something like the following (highly simplified):
>
> I think 7.4 will inline simple SQL functions. Your CASE looks like a good
> candidate.
>
> >    select case when A=1 then 1 when B=1 then 2 else null end
> >    as mailtype, memname from master
> >    where mailtype is not null;

I think it may inline it as an optimization step, I don't know of any
way to shortcut how to write it.  (I'm running 7.4.1.)
--
Mike Nolan

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