Re: BUG #17870: Analyze on remote postgresql_fdw table never finish

Maxim Boguk <maxim.boguk@gmail.com>

From: Maxim Boguk <maxim.boguk@gmail.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-bugs@lists.postgresql.org
Date: 2023-03-28T06:34:32Z
Lists: pgsql-bugs
On Tue, Mar 28, 2023 at 1:43 AM Tom Lane <tgl@sss.pgh.pa.us> wrote:

> PG Bug reporting form <noreply@postgresql.org> writes:
> > Is it expected that the analyze of foreign table will fetch whole table
> to
> > local size (quite a task for 2TB table)?
>
> Yes.  There's an improvement in the works for v16 (8ad51b5f4).
>
>                         regards, tom lane
>

Thank you for an explanation.
So using use_remote_estimate only way to work with huge fdw tables atm.
Is this behaviour of analyze over fdw documented somewhere?


-- 
Maxim Boguk
Senior Postgresql DBA
https://dataegret.com/

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