Re: BUG #19049: Assert failure when using skip arrays on an index key with DESC order

Peter Geoghegan <pg@bowt.ie>

From: Peter Geoghegan <pg@bowt.ie>

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

Cc: natalya@timescale.com, pgsql-bugs@lists.postgresql.org

Date: 2025-09-11T15:51:42Z

Lists: pgsql-bugs

Commits

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

Always commute strategy when preprocessing DESC keys.
- 796962922e69 19 (unreleased) landed
- e457312c0d19 18.0 landed
Avoid extra index searches through preprocessing.
- b3f1a13f22f9 18.0 cited

On Thu, Sep 11, 2025 at 11:49 AM Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Peter, you want to take a look?

Looking at it now...

-- 
Peter Geoghegan