Re: Fix propagation of persistence to sequences in ALTER TABLE / ADD COLUMN

Peter Eisentraut <peter@eisentraut.org>

From: Peter Eisentraut <peter@eisentraut.org>
To: Ashutosh Bapat <ashutosh.bapat.oss@gmail.com>
Cc: pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2024-02-09T07:19:55Z
Lists: pgsql-hackers
On 08.02.24 07:04, Ashutosh Bapat wrote:
> The patch looks ok.
> 
> +    seqstmt->sequence->relpersistence = cxt->rel ?
> cxt->rel->rd_rel->relpersistence : cxt->relation->relpersistence;
> +
> 
> This condition looks consistent with the other places in the code
> around line 435, 498.

Ah good, that pattern already existed.

> But I was worried that cxt->rel may not get
> latest relpersistence if the ALTER TABLE changes persistence as well.
> Added a test (0002) which shows that ctx->rel has up-to-date
> relpersistence. Also added a few other tests. Feel free to
> include/reject them while committing.

Yes, this additional coverage seems good.  Committed with your additions.




Commits

  1. Fix propagation of persistence to sequences in ALTER TABLE / ADD COLUMN

  2. Unlogged sequences