Read from single column shard (#14614)

[zverevgeny]

Changelog category

• Experimental feature

Description for reviewers

Conflicts:
ydb/core/kqp/ut/olap/kqp_olap_ut.cpp

[github-actions]

⚪ 2025-03-21 09:38:50 UTC Pre-commit check for c1e4d51 has started.
⚪ 2025-03-21 09:41:45 UTC Build linux-x86_64-relwithdebinfo is running...
🔴 2025-03-21 10:13:28 UTC Build failed. see the build logs.
🔴 2025-03-21 10:13:30 UTC Tests run skipped.

[github-actions]

⚪ 2025-03-21 09:39:09 UTC Pre-commit check for c1e4d51 has started.
⚪ 2025-03-21 09:42:20 UTC Build linux-x86_64-release-asan is running...
🔴 2025-03-21 10:11:16 UTC Build failed. see the build logs.
🔴 2025-03-21 10:11:17 UTC Tests run skipped.

[github-actions]

⚪ 2025-03-21 17:33:16 UTC Pre-commit check for 3013db5 has started.
⚪ 2025-03-21 17:36:13 UTC Build linux-x86_64-relwithdebinfo is running...
🟢 2025-03-21 18:18:17 UTC Build successful.
⚪ 2025-03-21 18:18:55 UTC Tests are running...
🔴 2025-03-21 20:08:15 UTC Some tests failed, follow the links below.

Test history | Test log

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
40589	35297	0	16	5217	59

🟢 2025-03-21 20:09:09 UTC ydbd size 8.4 GiB changed* by +12.7 KiB, which is < 100.0 KiB vs stable-24-4-analytics: OK

ydbd size dash	stable-24-4-analytics: 61b5646	merge: 3013db5	diff	diff %
ydbd size	8 995 117 128 Bytes	8 995 130 128 Bytes	+12.7 KiB	+0.000%
ydbd stripped size	488 081 672 Bytes	488 082 184 Bytes	+512 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]

⚪ 2025-03-21 17:36:07 UTC Pre-commit check for 3013db5 has started.
⚪ 2025-03-21 17:39:13 UTC Build linux-x86_64-release-asan is running...
🟢 2025-03-21 18:10:07 UTC Build successful.
⚪ 2025-03-21 18:11:01 UTC Tests are running...
🔴 2025-03-21 20:35:55 UTC Some tests failed, follow the links below.

Test history | Test log

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
11909	11770	0	51	29	59

🟢 2025-03-21 20:36:55 UTC ydbd size 5.7 GiB changed* by +58.3 KiB, which is < 100.0 KiB vs stable-24-4-analytics: OK

ydbd size dash	stable-24-4-analytics: 61b5646	merge: 3013db5	diff	diff %
ydbd size	6 091 610 296 Bytes	6 091 669 952 Bytes	+58.3 KiB	+0.001%
ydbd stripped size	1 518 630 496 Bytes	1 518 647 904 Bytes	+17.0 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}