iscan for column tables

[dorooleg]

Changelog entry

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Changelog category

• Not for changelog (changelog entry is not required)

Description for reviewers

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[github-actions]

🟢 2025-11-13 17:26:43 UTC The validation of the Pull Request description is successful.

[Vladilen]

Хотелось бы диаграмму последовательности что где куда зачем ходит.
Смотрел на вики, там только верхнеуровнево

[github-actions]

⚪ 2025-11-17 13:29:35 UTC Pre-commit check linux-x86_64-relwithdebinfo for c6dfe31 has started.
⚪ 2025-11-17 13:30:06 UTC Artifacts will be uploaded here
⚪ 2025-11-17 13:32:24 UTC ya make is running...
🟡 2025-11-17 15:01:48 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
39553	36681	0	2	2840	30

⚪ 2025-11-17 15:02:04 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-11-17 15:13:18 UTC Tests successful.

Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
63 (only retried tests)	47	0	0	0	16

🟢 2025-11-17 15:13:26 UTC Build successful.
🟢 2025-11-17 15:13:50 UTC ydbd size 2.3 GiB changed* by +9.1 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: f17740a	merge: c6dfe31	diff	diff %
ydbd size	2 480 218 576 Bytes	2 480 227 848 Bytes	+9.1 KiB	+0.000%
ydbd stripped size	520 979 160 Bytes	520 985 560 Bytes	+6.2 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]

⚪ 2025-11-17 13:30:14 UTC Pre-commit check linux-x86_64-release-asan for c6dfe31 has started.
⚪ 2025-11-17 13:30:30 UTC Artifacts will be uploaded here
⚪ 2025-11-17 13:32:47 UTC ya make is running...
🟡 2025-11-17 15:28:47 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?
15883	15477	0	146	233	27

🟢 2025-11-17 15:28:56 UTC Build successful.
🟢 2025-11-17 15:29:23 UTC ydbd size 3.9 GiB changed* by +272 Bytes, which is < 100.0 KiB vs main: OK

ydbd size dash	main: f17740a	merge: c6dfe31	diff	diff %
ydbd size	4 137 169 192 Bytes	4 137 169 464 Bytes	+272 Bytes	+0.000%
ydbd stripped size	1 523 014 144 Bytes	1 523 011 728 Bytes	-2.4 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}

[CyberROFL]

А этот файл почему не удалил? Теперь у нас export.{h,cpp} в двух местах.

[CyberROFL]

Suggested change

	static TMaybe<Ydb::Table::CreateTableRequest> GenRowTableScheme(const TMap<ui32, TUserTable::TUserColumn>& columns,
	const NKikimrSchemeOp::TPathDescription& pathDesc) {
	static TMaybe<Ydb::Table::CreateTableRequest> GenRowTableScheme(
	const TMap<ui32, TUserTable::TUserColumn>& columns,
	const NKikimrSchemeOp::TPathDescription& pathDesc)
	{

[CyberROFL]

Suggested change

	static TMaybe<Ydb::Table::CreateTableRequest> GenColumnTableScheme(const TMap<ui32, TUserTable::TUserColumn>& columns,
	const NKikimrSchemeOp::TPathDescription& pathDesc) {
	static TMaybe<Ydb::Table::CreateTableRequest> GenColumnTableScheme(
	const TMap<ui32, TUserTable::TUserColumn>& columns,
	const NKikimrSchemeOp::TPathDescription& pathDesc)
	{