On Mon, 2009-05-18 at 15:13 -0400, Joshua Berry wrote:

> Is there an easy and efficient way to return a boolean false for a
> query that returns no result, and true for one that does return a
> result?


Presuming that you're not using the values in temp_table, I think you
should be using PERFORM * WHERE ...; and then IF FOUND ... ELSE ... END
IF;

See here:
http://www.postgresql.org/docs/8.3/static/plpgsql-statements.html
and also follow link to 38.5.5 .

-Reece

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