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Make parquet reader v3 preserve decimal precision information#87444

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al13n321 merged 2 commits intomasterfrom
pqdec
Sep 27, 2025
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Make parquet reader v3 preserve decimal precision information#87444
al13n321 merged 2 commits intomasterfrom
pqdec

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@al13n321 al13n321 commented Sep 22, 2025

Changelog category (leave one):

  • Not for changelog (changelog entry is not required)

Closes #87413

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clickhouse-gh bot commented Sep 22, 2025 •
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Workflow [PR], commit [2db2655]

Summary: ❌

job_name test_name status info comment
Stateless tests (amd_msan, parallel, 2/2) failure
00156_max_execution_speed_sample_merge FAIL
Integration tests (amd_asan, old analyzer, 3/6) failure
test_store_cleanup/test.py::test_store_cleanup FAIL
Stress test (amd_tsan) failure
Server died FAIL
Hung check failed, possible deadlock found (see hung_check.log) FAIL
Killed by signal (in clickhouse-server.log) FAIL
Fatal message in clickhouse-server.log (see fatal_messages.txt) FAIL
Killed by signal (output files) FAIL
Found signal in gdb.log FAIL

@clickhouse-gh clickhouse-gh bot added the pr-not-for-changelog This PR should not be mentioned in the changelog label Sep 22, 2025
@yakov-olkhovskiy yakov-olkhovskiy self-assigned this Sep 23, 2025
@al13n321 al13n321 enabled auto-merge September 27, 2025 01:36
@al13n321 al13n321 added this pull request to the merge queue Sep 27, 2025
Merged via the queue into master with commit 90b6937 Sep 27, 2025
119 of 123 checks passed
@al13n321 al13n321 deleted the pqdec branch September 27, 2025 07:59
@robot-ch-test-poll4 robot-ch-test-poll4 added the pr-synced-to-cloud The PR is synced to the cloud repo label Sep 27, 2025
mkmkme pushed a commit to Altinity/ClickHouse that referenced this pull request Nov 13, 2025
@al13n321 @mkmkme
Merge pull request ClickHouse#87444 from ClickHouse/pqdec
5f13de8 
Make parquet reader v3 preserve decimal precision information
@mkmkme mkmkme mentioned this pull request Nov 13, 2025
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Enmk added a commit to Altinity/ClickHouse that referenced this pull request Nov 17, 2025
@Enmk
Merge pull request #1140 from Altinity/backports/antalya-25.8/87444
44b5a93 
Antalya 25.8 Backport of ClickHouse#87444 - Make parquet reader v3 preserve decimal precision information
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@yakov-olkhovskiy yakov-olkhovskiy yakov-olkhovskiy approved these changes

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Different decimal precision value when reading with parquet native reader v3

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