Re: case when... end in update clause?

From: "Scott Marlowe" <scott(dot)marlowe(at)gmail(dot)com>
To: emilu(at)encs(dot)concordia(dot)ca
Cc: pgsql-sql(at)postgresql(dot)org
Subject: Re: case when... end in update clause?
Date: 2008-03-12 16:01:51
Message-ID: dcc563d10803120901j5f6bd4as8eae1320318b7060@mail.gmail.com
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On Wed, Mar 12, 2008 at 8:47 AM, Emi Lu <emilu(at)encs(dot)concordia(dot)ca> wrote:
> Hello,
>
> May I know can "case when " used by update clause. If yes, how?
>
> I use one small Example, table: test
> =============================
> id
> ==
> 5
> 6
> 8
>
> try to update test.id
>
>
> update test
>
> case
> when id =5 then SET id = 6
> end
> ;

would this work:

update test set id=5 where id=6;

???

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