Remove useless GROUP BY columns considering unique index

When Who What
2024-10-07 07:30:55 Michael Paquier (michael-kun) Closed in commitfest 2024-09 with status: Returned with feedback
2024-09-12 01:35:23 David Rowley (davidrowley) New status: Waiting on Author
2024-08-01 01:33:12 Corey Huinker (coreyh) Closed in commitfest 2024-07 with status: Moved to next CF
2024-04-08 09:58:13 Andrey Borodin (x4m) Closed in commitfest 2024-03 with status: Moved to next CF
2024-02-01 18:06:27 vigneshwaran C (vignesh.postgres) Closed in commitfest 2024-01 with status: Moved to next CF
2023-12-31 14:33:17 jian he (universality) Added universality as reviewer
2023-12-31 14:33:15 jian he (universality) Changed authors to Mingli Zhang (zml)
2023-12-31 14:32:55 jian he (universality) Attached mail thread 327990c8-b9b2-4b0c-bffb-462249f82de0@Spark
2023-12-31 14:32:55 jian he (universality) Created patch record