[CBO] UnionAll stats propagation fix

[pashandor789]

Changelog category

• Not for changelog (changelog entry is not required)

[github-actions]

⚪ 2025-07-07 17:09:19 UTC Pre-commit check linux-x86_64-release-asan for 1ec44f6 has started.
⚪ 2025-07-07 17:09:46 UTC Artifacts will be uploaded here
⚪ 2025-07-07 17:13:35 UTC ya make is running...
🟡 2025-07-07 18:51:38 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
14496	14168	0	105	197	26

🟢 2025-07-07 18:52:59 UTC Build successful.
🟢 2025-07-07 18:53:29 UTC ydbd size 3.9 GiB changed* by +17.9 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: fff1a83	merge: 1ec44f6	diff	diff %
ydbd size	4 200 367 888 Bytes	4 200 386 184 Bytes	+17.9 KiB	+0.000%
ydbd stripped size	1 455 387 032 Bytes	1 455 393 176 Bytes	+6.0 KiB	+0.000%

^{*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]

⚪ 2025-07-07 17:09:46 UTC Pre-commit check linux-x86_64-relwithdebinfo for 1ec44f6 has started.
⚪ 2025-07-07 17:09:58 UTC Artifacts will be uploaded here
⚪ 2025-07-07 17:13:12 UTC ya make is running...
🟡 2025-07-07 18:18:42 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
36899	34173	0	2	2682	42

⚪ 2025-07-07 18:22:09 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-07-07 18:33:36 UTC Tests successful.

Test history | Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
245 (only retried tests)	206	0	0	2	37

🟢 2025-07-07 18:33:43 UTC Build successful.
🟢 2025-07-07 18:34:02 UTC ydbd size 2.2 GiB changed* by +6.0 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: fff1a83	merge: 1ec44f6	diff	diff %
ydbd size	2 388 089 616 Bytes	2 388 095 800 Bytes	+6.0 KiB	+0.000%
ydbd stripped size	499 675 880 Bytes	499 677 352 Bytes	+1.4 KiB	+0.000%

^{*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]

⚪ 2025-07-07 20:17:48 UTC Pre-commit check linux-x86_64-release-asan for 2979817 has started.
⚪ 2025-07-07 20:17:59 UTC Artifacts will be uploaded here
⚪ 2025-07-07 20:21:22 UTC ya make is running...
🟡 2025-07-07 22:08:29 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
14497	14157	0	117	196	27

🟢 2025-07-07 22:09:44 UTC Build successful.
🟢 2025-07-07 22:10:25 UTC ydbd size 3.9 GiB changed* by +17.9 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: fb95647	merge: 2979817	diff	diff %
ydbd size	4 199 875 936 Bytes	4 199 894 312 Bytes	+17.9 KiB	+0.000%
ydbd stripped size	1 455 299 128 Bytes	1 455 305 336 Bytes	+6.1 KiB	+0.000%

^{*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]

⚪ 2025-07-07 20:27:01 UTC Pre-commit check linux-x86_64-relwithdebinfo for 2979817 has started.
⚪ 2025-07-07 20:27:13 UTC Artifacts will be uploaded here
⚪ 2025-07-07 20:30:32 UTC ya make is running...
🟡 2025-07-07 21:36:08 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
36908	34156	0	5	2704	43

⚪ 2025-07-07 21:39:26 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-07-07 21:50:50 UTC Tests successful.

Test history | Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
460 (only retried tests)	421	0	0	2	37

🟢 2025-07-07 21:50:58 UTC Build successful.
🟢 2025-07-07 21:51:18 UTC ydbd size 2.2 GiB changed* by +6.1 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: fb95647	merge: 2979817	diff	diff %
ydbd size	2 388 278 960 Bytes	2 388 285 200 Bytes	+6.1 KiB	+0.000%
ydbd stripped size	499 794 696 Bytes	499 796 232 Bytes	+1.5 KiB	+0.000%

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