Re: 7.2.1: coalesce double-calls function?

From: SZŰCS Gábor <surrano(at)mailbox(dot)hu>
To: <pgsql-general(at)postgresql(dot)org>
Subject: Re: 7.2.1: coalesce double-calls function?
Date: 2003-01-24 16:10:02
Message-ID: 015e01c2c3c3$0d69ed00$0a03a8c0@fejleszt2
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HAR HAR HAR! :)

Thanks for your kindness, I'll have a look at it....

... but don't hold your breath!

HAR HAR...

G.
--
while (!asleep()) sheep++;

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----- Original Message -----
From: "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Sent: Friday, January 24, 2003 4:37 PM

> > CONCLUSION: I think both the optimizer, both the side effects would be
> > happier if all of COALESCE's expressions were only calculated once.
>
> Yup, and NULLIF too. Want to submit a patch? Look for CaseExpr in the
> sources, copy/paste/modify.

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