Re: MERGE PARTITIONS and DEPENDS ON EXTENSION.

From: Matheus Alcantara <matheusssilv97(at)gmail(dot)com>
To: Alexander Korotkov <aekorotkov(at)gmail(dot)com>
Cc: Dmitry Koval <d(dot)koval(at)postgrespro(dot)ru>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: MERGE PARTITIONS and DEPENDS ON EXTENSION.
Date: 2026-04-21 19:23:33
Message-ID: 271ebb35-8d8f-41c3-9d95-5c1e5b416216@gmail.com
Views: Whole Thread | Raw Message | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On 21/04/26 12:57, Alexander Korotkov wrote:
> I've spotted the following things in this patch.
> 1) The equality of dependencies is not fully checked. We only check
> that for each new dependency, we have the same for previous partition,
> but not vise versa.
> 2) The complexity of dependency checking is O(n^2).
> 3) Usage of citext and other extensions in src/test/regress where they
> might be not available.
>

Oops, I forgot to replace the citext extension on split partition tests.

> I've revised the patch.
> 1) collectPartitionIndexExtDeps() is rewritten(). Now it works in
> three phases: collect, sort, compare. The comparison phase requires
> strict equivalence of dependencies and doesn't depend on the order.
> The complexity is now O(n * log(n)), which I think is acceptable.
> 2) PartitionIndexExtDepEntry struct now have indexOid. So, on
> conflict error contains both partition index names.
> 3) Tests moved to
> src/test/modules/test_extensions/sql/test_extdepend.sql where
> test_ext3/test_ext5 extensions are available.
> 4) More tests for different scenarios.
>
> Could you, please, review this changes?
>

I think that you miss to include the patch?

--
Matheus Alcantara
EDB: https://www.enterprisedb.com

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Alexander Korotkov 2026-04-21 19:35:28 Re: MERGE PARTITIONS and DEPENDS ON EXTENSION.
Previous Message SATYANARAYANA NARLAPURAM 2026-04-21 19:18:37 [PATCH] Allow SJE to recognize GiST-backed temporal primary keys