Gregory Stark <[EMAIL PROTECTED]> writes:
> If you're not concerned with the planner being able to find indexes to satisfy
> these orderings (ie, you don't mind always doing a sort) you could do
> something like:
> ORDER BY
> CASE ?
> WHEN 1 THEN name ASC
> WHEN 2 THEN name DESC
> WHEN 3 THEN height ASC
> WHEN 4 THEN height DESC
> ELSE id ASC
> END
Uh, no, putting the ASC/DESC decoration inside a CASE like that is not
gonna work --- it's only allowed at the top level of an ORDER BY clause.
For numerical sort keys you can cheat by using "-x" in place of
"x DESC", but I'm not aware of any equivalent hack for text keys.
regards, tom lane
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