Keith,
> >>But EXISTS is an entirely different animal which is often faster
> >>... isn't that in the FAQ?
>
>
> There is no reference to EXISTS in the SELECT documentation??
>
> Is this explained somewhere else?
Hmmm .... found this using the Index for the online docs:
http://www.us.postgresql.org/users-lounge/docs/7.2/postgres/functions-subquery.html
Have fun.
-Josh