I'd like to request the documentation be updated to add a note that the
information_schema.view_table_usage view won't include views that query
materialized views.



---------- Forwarded message ---------
From: Jonathan Lemig <jtle...@gmail.com>
Date: Fri, Dec 2, 2022 at 4:14 PM
Subject: Re: Views "missing" from information_schema.view_table_usage
To: Erik Wienhold <e...@ewie.name>
Cc: <pgsql-gene...@lists.postgresql.org>

Hi Erik - sorry I missed your reply when I replied to David's.  That is
indeed the issue.  The object that the view is querying is a materialized

Thanks for the link.


On Fri, Dec 2, 2022 at 3:33 PM Erik Wienhold <e...@ewie.name> wrote:

> > On 02/12/2022 21:51 CET Jonathan Lemig <jtle...@gmail.com> wrote:
> >
> > Has anybody ever encountered this, and if so, did you find a resolution?
> > Or perhaps there other limitations with the VTU that I'm unaware of?
> Is the one view you cannot find in view_table_usage a materialized view?
> Because those are not covered by view_table_usage[1].
> [1]
> https://git.postgresql.org/gitweb/?p=postgresql.git;a=blob;f=src/backend/catalog/information_schema.sql;h=18725a02d1fb6ffda3d218033b972a0ff23aac3b;hb=HEAD#l2605
> --
> Erik

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