Re: case expression

From: "Fernando Moreno" <azazel(dot)7(at)gmail(dot)com>
To: "Raymond O'Donnell" <rod(at)iol(dot)ie>
Cc: PostgreSQL <pgsql-general(at)postgresql(dot)org>
Subject: Re: case expression
Date: 2008-09-25 01:18:52
Message-ID: b1c45530809241818i501e229bx75c4cc6c4a9137ab@mail.gmail.com
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>
> BTW, should you have an "else" clause in there? - What happens when the
> comparison fails?
>

As Tom said, a null value would be returned.

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