Karsten Hilbert <Karsten.Hilbert@gmx.net> writes:
> given the power of SETOF/ROWTYPE functions etc are select-only
> views becoming obsolete/redundant ?
Not hardly. The planner can optimize queries involving views, since it
can see what's inside the view definition. SRFs are black boxes and
thus not optimizable. For example, in
SELECT * FROM my_srf() WHERE foo
there's no way to push the "foo" condition down inside my_srf().
regards, tom lane
