[25.3] Sequential reads for BATCH queries (#28906)

[dahbka-lis]

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]

🟢 2025-11-14 19:30:37 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-11-14 19:30:41 UTC Pre-commit check linux-x86_64-release-asan for c00eae1 has started.
⚪ 2025-11-14 19:30:55 UTC Artifacts will be uploaded here
⚪ 2025-11-14 19:34:29 UTC ya make is running...
🟡 2025-11-14 21:39:32 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?
15787	15212	0	206	351	18

🟢 2025-11-14 21:40:47 UTC Build successful.
🟢 2025-11-14 21:41:10 UTC ydbd size 3.8 GiB changed* by +1.7 KiB, which is < 100.0 KiB vs stable-25-3: OK

ydbd size dash	stable-25-3: 91f82ed	merge: c00eae1	diff	diff %
ydbd size	4 062 721 400 Bytes	4 062 723 112 Bytes	+1.7 KiB	+0.000%
ydbd stripped size	1 513 911 584 Bytes	1 513 911 904 Bytes	+320 Bytes	+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]

⚪ 2025-11-14 19:30:42 UTC Pre-commit check linux-x86_64-relwithdebinfo for c00eae1 has started.
⚪ 2025-11-14 19:31:00 UTC Artifacts will be uploaded here
⚪ 2025-11-14 19:34:41 UTC ya make is running...
🟡 2025-11-14 21:06:03 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
38648	35965	0	6	2656	21

⚪ 2025-11-14 21:09:27 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-11-14 21:27:57 UTC Tests successful.

Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
559 (only retried tests)	535	0	0	1	23

🟢 2025-11-14 21:28:06 UTC Build successful.
🟢 2025-11-14 21:28:22 UTC ydbd size 2.3 GiB changed* by +176 Bytes, which is < 100.0 KiB vs stable-25-3: OK

ydbd size dash	stable-25-3: 91f82ed	merge: c00eae1	diff	diff %
ydbd size	2 440 976 872 Bytes	2 440 977 048 Bytes	+176 Bytes	+0.000%
ydbd stripped size	522 505 416 Bytes	522 505 480 Bytes	+64 Bytes	+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}