Understood. Can you show me where it is written in the documentation?
(I just want to know is, whether it is in the documentation and if not, probably should add this case)
Tue, 15 Feb 2011 14:52:17 -0500 письмо от Tom Lane <tgl@sss.pgh.pa.us>:
> "Nick Baryshnikov" <Warstone@list.ru> writes:
> > Description: EXPLAIN returns more than 1000 rows when table is empty
>
> This is not a bug; it's intentional behavior. As long as the recorded
> size of the table is zero, the planner assumes that information is
> probably obsolete.
>
> regards, tom lane