Re: documentation updates for SQL:2023

On 01.03.23 10:12, Peter Eisentraut wrote:
> SQL:2023 should be published within the next 2 months, so I want to
> update our SQL conformance information for our PostgreSQL release later
> this year.
>
> Attached are patches that update the keywords list and the features list
> as usual.  (Some of the new features in the JSON area are still being
> worked on.  I have just set them all to NO for now, to be revisited later.)

I have committed these patches.

> I'm also proposing to get rid of the tracking of subfeatures.  This has
> been de-facto deprecated: All the subfeatures for optional features have
> been removed (replaced by top-level feature codes), and the subfeatures
> for mandatory features aren't very interesting.  The TODO is to remove
> the columns for the subfeatures in src/backend/catalog/sql_features.txt.
>  That is a mechanical change that I did not include in the patch.

I have dropped this for now. This got a little bit more complicated
than I had hoped, since the sql_features.txt file is also loaded into
the information schema in initdb, and I didn't want to reorganize that
right now. Something to revisit some other time, perhaps.