Impl methods to detect BulkUpsert with DEFAULT columns and a flag to disable (#27596)

[dahbka-lis]

Changelog entry

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Changelog category

• Not for changelog (changelog entry is not required)

Description for reviewers

From #27596

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[github-actions]

🟢 2025-10-25 16:47:22 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-10-25 16:48:38 UTC Pre-commit check linux-x86_64-release-asan for 84c354d has started.
⚪ 2025-10-25 16:48:53 UTC Artifacts will be uploaded here
⚪ 2025-10-25 16:53:01 UTC ya make is running...
🟡 2025-10-25 19:46:22 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?
17712	17207	0	207	281	17

🟢 2025-10-25 19:47:47 UTC Build successful.
🟢 2025-10-25 19:48:11 UTC ydbd size 3.8 GiB changed* by +37.3 KiB, which is < 100.0 KiB vs stable-25-3-1: OK

ydbd size dash	stable-25-3-1: da98a43	merge: 84c354d	diff	diff %
ydbd size	4 047 843 728 Bytes	4 047 881 888 Bytes	+37.3 KiB	+0.001%
ydbd stripped size	1 507 907 136 Bytes	1 507 918 496 Bytes	+11.1 KiB	+0.001%

^{*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]

⚪ 2025-10-25 16:57:19 UTC Pre-commit check linux-x86_64-relwithdebinfo for 84c354d has started.
⚪ 2025-10-25 16:57:23 UTC Artifacts will be uploaded here
⚪ 2025-10-25 17:01:30 UTC ya make is running...
🟡 2025-10-25 19:17:33 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
40428	37751	0	5	2650	22

⚪ 2025-10-25 19:21:37 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-10-25 19:45:34 UTC Tests successful.

Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
695 (only retried tests)	676	0	0	1	18

🟢 2025-10-25 19:45:43 UTC Build successful.
🟢 2025-10-25 19:45:59 UTC ydbd size 2.3 GiB changed* by +19.2 KiB, which is < 100.0 KiB vs stable-25-3-1: OK

ydbd size dash	stable-25-3-1: da98a43	merge: 84c354d	diff	diff %
ydbd size	2 432 889 552 Bytes	2 432 909 192 Bytes	+19.2 KiB	+0.001%
ydbd stripped size	521 156 232 Bytes	521 159 272 Bytes	+3.0 KiB	+0.001%

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