On Thu, Jun 24, 2004 at 07:34:18 -0700,
  Stephan Szabo <[EMAIL PROTECTED]> wrote:
> 
> I was thinking that something like Cs switch might work. There's still a
> question of the keywords because I don't like reusing case, but maybe
> something of the general form:
>  case foo
>   is true
>   is false
>   is null

There already is a syntax like this. You can do:
CASE boolean_expression
  WHEN TRUE THEN whatever
  WHEN FALSE THEN whatever
  ELSE whatever
END

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