[NEW RBO] Fixed order by support

[pavelvelikhov]

Changelog entry

Changelog category

• Not for changelog (changelog entry is not required)

Description for reviewers

...

[github-actions]

🟢 2025-11-21 20:05:53 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-11-21 20:06:00 UTC Pre-commit check linux-x86_64-relwithdebinfo for 3bffd08 has started.
⚪ 2025-11-21 20:06:17 UTC Artifacts will be uploaded here
⚪ 2025-11-21 20:08:27 UTC ya make is running...
🟡 2025-11-21 21:38:55 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
38830	35960	0	3	2838	29

⚪ 2025-11-21 21:39:08 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-11-21 21:47:29 UTC Tests successful.

Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
64 (only retried tests)	51	0	0	0	13

🟢 2025-11-21 21:47:35 UTC Build successful.
🟢 2025-11-21 21:47:55 UTC ydbd size 2.3 GiB changed* by +53.7 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 6a893e7	merge: 3bffd08	diff	diff %
ydbd size	2 454 697 008 Bytes	2 454 751 976 Bytes	+53.7 KiB	+0.002%
ydbd stripped size	523 129 656 Bytes	523 140 984 Bytes	+11.1 KiB	+0.002%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}

[github-actions]

⚪ 2025-11-21 20:07:01 UTC Pre-commit check linux-x86_64-release-asan for 3bffd08 has started.
⚪ 2025-11-21 20:07:18 UTC Artifacts will be uploaded here
⚪ 2025-11-21 20:09:24 UTC ya make is running...
🟡 2025-11-21 21:18:39 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
12179	12061	0	99	7	12

🟢 2025-11-21 21:18:48 UTC Build successful.
🟢 2025-11-21 21:19:14 UTC ydbd size 3.8 GiB changed* by +78.9 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 6a893e7	merge: 3bffd08	diff	diff %
ydbd size	4 109 043 864 Bytes	4 109 124 624 Bytes	+78.9 KiB	+0.002%
ydbd stripped size	1 527 256 560 Bytes	1 527 287 472 Bytes	+30.2 KiB	+0.002%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}