Added OverridePlanner validation

[GrigoriyPA]

Changelog entry

Added OverridePlanner validation

Changelog category

• Not for changelog (changelog entry is not required)

Description for reviewers

[Copilot]

Pull Request Overview

This PR adds validation for the OverridePlanner settings by introducing a new function to parse and validate JSON configuration, and by updating the query compiler to aggregate and report any configuration errors.

• Introduces ApplyOverridePlannerSettings to validate the JSON override planner settings.
• Updates the override planner logic to collect and report issues through ctx.

Comments suppressed due to low confidence (1)

ydb/core/kqp/query_compiler/kqp_query_compiler.cpp:511

• [nitpick] Consider renaming the lambda 'extractUint' to a more descriptive name like 'ExtractUnsignedInt' to enhance code readability.

    const auto extractUint = [](const NJson::TJsonValue& node, ui32* result) -> TString {

[github-actions]

🟢 2025-06-20 07:35:22 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-06-20 07:35:42 UTC Pre-commit check linux-x86_64-release-asan for 06999ba has started.
⚪ 2025-06-20 07:35:54 UTC Artifacts will be uploaded here
⚫ 2025-06-20 07:36:23 UTC Check cancelled

[github-actions]

⚪ 2025-06-20 07:35:44 UTC Pre-commit check linux-x86_64-relwithdebinfo for 06999ba has started.
⚪ 2025-06-20 07:35:55 UTC Artifacts will be uploaded here
⚫ 2025-06-20 07:36:23 UTC Check cancelled

[github-actions]

⚪ 2025-06-20 07:39:06 UTC Pre-commit check linux-x86_64-release-asan for 1efe749 has started.
⚪ 2025-06-20 07:39:17 UTC Artifacts will be uploaded here
⚪ 2025-06-20 07:42:35 UTC ya make is running...
🟢 2025-06-20 09:11:31 UTC ydbd size 3.9 GiB changed* by +69.5 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: ecbf05b	merge: 1efe749	diff	diff %
ydbd size	4 180 099 280 Bytes	4 180 170 464 Bytes	+69.5 KiB	+0.002%
ydbd stripped size	1 449 133 240 Bytes	1 449 149 048 Bytes	+15.4 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}
⚫ 2025-06-20 09:11:33 UTC Check cancelled

[github-actions]

⚪ 2025-06-20 07:41:04 UTC Pre-commit check linux-x86_64-relwithdebinfo for 1efe749 has started.
⚪ 2025-06-20 07:41:15 UTC Artifacts will be uploaded here
⚪ 2025-06-20 07:44:24 UTC ya make is running...
🟡 2025-06-20 08:45:23 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?
28748	27361	0	5	1347	35

⚪ 2025-06-20 08:47:58 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-06-20 08:59:16 UTC Some tests failed, follow the links below. Going to retry failed tests...

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
666 (only retried tests)	628	0	1	0	37

⚪ 2025-06-20 08:59:30 UTC ya make is running... (failed tests rerun, try 3)
🔴 2025-06-20 09:08:08 UTC Some tests failed, follow the links below.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
448 (only retried tests)	417	0	1	0	30

🟢 2025-06-20 09:08:21 UTC Build successful.
🟢 2025-06-20 09:08:43 UTC ydbd size 2.2 GiB changed* by +42.5 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: f2672d3	merge: 1efe749	diff	diff %
ydbd size	2 376 339 424 Bytes	2 376 382 896 Bytes	+42.5 KiB	+0.002%
ydbd stripped size	497 981 256 Bytes	497 986 376 Bytes	+5.0 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}

[github-actions]

⚪ 2025-06-20 09:12:57 UTC Pre-commit check linux-x86_64-release-asan for cc6386a has started.
⚪ 2025-06-20 09:13:09 UTC Artifacts will be uploaded here
⚪ 2025-06-20 09:16:26 UTC ya make is running...
🟡 2025-06-20 11:04:59 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
13737	13438	0	69	201	29

⚪ 2025-06-20 11:06:16 UTC ya make is running... (failed tests rerun, try 2)
🟡 2025-06-20 11:41:23 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
1657 (only retried tests)	1405	0	53	174	25

⚪ 2025-06-20 11:41:41 UTC ya make is running... (failed tests rerun, try 3)
🟡 2025-06-20 12:17:10 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
1487 (only retried tests)	1239	0	50	172	26

🟢 2025-06-20 12:17:25 UTC Build successful.
🟢 2025-06-20 12:18:00 UTC ydbd size 3.9 GiB changed* by +69.5 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: a44c172	merge: cc6386a	diff	diff %
ydbd size	4 180 099 296 Bytes	4 180 170 464 Bytes	+69.5 KiB	+0.002%
ydbd stripped size	1 449 133 240 Bytes	1 449 149 048 Bytes	+15.4 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]

⚪ 2025-06-20 09:12:59 UTC Pre-commit check linux-x86_64-relwithdebinfo for cc6386a has started.
⚪ 2025-06-20 09:13:10 UTC Artifacts will be uploaded here
⚪ 2025-06-20 09:16:33 UTC ya make is running...
🟡 2025-06-20 10:25:52 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?
28748	27347	0	6	1346	49

⚪ 2025-06-20 10:28:31 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-06-20 10:39:51 UTC Tests successful.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
510 (only retried tests)	479	0	0	0	31

🟢 2025-06-20 10:40:00 UTC Build successful.
🟢 2025-06-20 10:40:20 UTC ydbd size 2.2 GiB changed* by +42.5 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: a44c172	merge: cc6386a	diff	diff %
ydbd size	2 376 339 424 Bytes	2 376 382 896 Bytes	+42.5 KiB	+0.002%
ydbd stripped size	497 981 256 Bytes	497 986 376 Bytes	+5.0 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}