Re: Catalog views failed to show partitioned table information.

Michael Paquier <michael@paquier.xyz>

From: Michael Paquier <michael@paquier.xyz>
To: Suraj Kharage <suraj.kharage@enterprisedb.com>
Cc: pgsql-hackers@postgresql.org
Date: 2018-12-14T23:00:32Z
Lists: pgsql-hackers
On Fri, Dec 14, 2018 at 05:21:49PM +0530, Suraj Kharage wrote:
> There are some catalog views which do not show the partitioned table and
> its index entry.
> One of them is "pg_indexes" which failed to show the partitioned index.
> Attached the patch which fixes the same.

I tend to agree with your comment here.  pg_tables lists partitioned
tables, but pg_indexes is forgotting about partitioned indexes.  So this
is a good thing to add.

> Other views such as pg_stat*,pg_statio_* has the same problem for
> partitioned tables and indexes.
> Since the partitioned tables and its indexes considered as a dummy, they do
> not have any significance in stat tables,
> can we still consider adding relkind=p in these pg_stat_* views? Thoughts?

I am less sure about that as partitioned relations do not have a
physical presence.
--
Michael

Commits

  1. Include partitioned indexes to system view pg_indexes