Re: support ALTER COLUMN SET EXPRESSION over virtual generated column with check constraint

From: jian he <jian(dot)universality(at)gmail(dot)com>
To: PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: support ALTER COLUMN SET EXPRESSION over virtual generated column with check constraint
Date: 2025-04-24 02:42:31
Message-ID: CACJufxF9vVYcx53yJpC6Oo7Y7_=20=pmv_t-6SBKAJ63bQXhnQ@mail.gmail.com
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On Tue, Mar 11, 2025 at 12:17 PM jian he <jian(dot)universality(at)gmail(dot)com> wrote:
> hi.
> in summary: ATExecSetExpression, RememberAllDependentForRebuilding
> will do all the work to change the generation expression,
> whether it's virtual or stored.
>

while working on another patch, I found out this can be further simplified.
Thus a new patch is attached.

Attachment Content-Type Size
v1-0001-generated-column-set-expression-with-check-constraint.patch text/x-patch 8.1 KB

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