From: | Erik Rijkers <er(at)xs4all(dot)nl> |
---|---|
To: | "Jonathan S(dot) Katz" <jkatz(at)postgresql(dot)org>, PostgreSQL Advocacy <pgsql-advocacy(at)lists(dot)postgresql(dot)org> |
Subject: | Re: Feature matrix updates |
Date: | 2022-07-17 20:18:27 |
Message-ID: | 45055833-974d-8c87-6535-d022138764a3@xs4all.nl |
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Lists: | pgsql-advocacy |
On 7/17/22 20:34, Jonathan S. Katz wrote:
> Hi,
>
> Please see updates for the feature matrix in advance of the PostgreSQL
> 15 release:
>
> https://www.postgresql.org/about/featurematrix/
>
> In addition to adding information about new features in PostgreSQL
> 15[1][2], this version of the feature matrix adds additional categories
> including:
>
> * Replication
> * JSON
> * Transactions and Visibility
> * VACUUM and Maintenance
> * Client Applications
Perhaps add one item for
* Indexing & Constraints
to wit:
-----
"Allow unique constraints and indexes to treat NULL values as not
distinct (Peter Eisentraut)
Previously NULL values were always indexed as distinct values, but this
can now be changed by creating constraints and indexes using UNIQUE
NULLS NOT DISTINCT."
-----
Erik
> This is to continue to reduce the amount of features kept in the
> "Backend" section (and to a lesser extent, "Performance"), which
> historically was used as a "catch all".
>
> This also removed the "contrib/" prefix from all of the additional
> modules listed in "Additional Modules".
>
> Please let me know your thoughts on the PG15 bits and if there is
> anything notable that is missing.
>
> Thanks,
>
> Jonathan
>
> [1] https://www.postgresql.org/docs/15/release-15.html
> [2]
> https://www.postgresql.org/about/news/postgresql-15-beta-1-released-2453/
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