Re: Inconsistent Behavior of GROUP BY ROLLUP in v17 vs master

Richard Guo <guofenglinux@gmail.com>

From: Richard Guo <guofenglinux@gmail.com>

To: Tom Lane <tgl@sss.pgh.pa.us>

Cc: David Rowley <dgrowleyml@gmail.com>, 邱宇航 <iamqyh@gmail.com>, Bruce Momjian <bruce@momjian.us>, PostgreSQL-development <pgsql-hackers@postgresql.org>

Date: 2025-10-16T09:13:35Z

Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

Fix test case from 40c242830
- ee49f2cf447a 18.1 landed
Fix pushdown of degenerate HAVING clauses
- 40c2428307b8 18.1 landed
- 18d261409348 19 (unreleased) landed
Allow pushdown of HAVING clauses with grouping sets
- 67a54b9e83d3 18.0 cited
Mark expressions nullable by grouping sets
- f5050f795aea 18.0 cited

On Thu, Sep 25, 2025 at 5:27 PM Richard Guo <guofenglinux@gmail.com> wrote:
> On Thu, Sep 25, 2025 at 12:24 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
> > 18.1 will not be coming out till November, so I feel no need to
> > rush to judgment on what to do here.

> Thanks.  I'll wait for any feedback on the patch itself before
> deciding how to proceed.  I'd appreciate it if a review could be done
> before November.

Having heard nothing but crickets and not wanting to leave this until
the 11th hour before November, I'll plan to push the v1 patch next
week, unless there are any objections.

- Richard