On Sun, Dec 08, 2002 at 04:28:38PM -0500, Tom Lane wrote:
>
> I believe it is true though that backing up a cursor only works for
> certain plan types (seqscan, indexscan, sort, maybe a couple others).
> That has always been true --- 7.3 is no better nor worse than prior
> releases.
Ah, I didn't know that. I guess the plan for "select * from pg_tables"
must have changed in 7.3 then.
Is any of this described in the docs somewhere?
Jeroen