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branch-3.1: [support](orc)support orc file meta cache. #54591 - #55584
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Problem Summary: This PR includes three changes: 1. Support for file meta cache for ORC files. 2. Changed the file meta cache key from `file name + modification time` to `file name + modification time / file size` , reduce the chance of reading old meta. 3. Removed some unused code in the parquet meta. 4. Users can use profile to observe whether the cache hits or not. `FileFooterHitCache`: hit cache. `FileFooterReadCalls`: not hit cache or disable cache. BTW : disable cache : be conf `max_external_file_meta_cache_num` <= 0
hello-stephen
commented
Sep 2, 2025
Contributor
Thank you for your contribution to Apache Doris. Please clearly describe your PR:
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hubgeter
commented
Sep 2, 2025
ContributorAuthor
run buildall |
hubgeter
commented
Sep 3, 2025
ContributorAuthor
run buildall |
hubgeter
commented
Sep 3, 2025
ContributorAuthor
run buildall |
hubgeter
commented
Sep 3, 2025
ContributorAuthor
run buildall |
doris-robot
commented
Sep 3, 2025
TPC-H: Total hot run time: 32366 ms |
doris-robot
commented
Sep 3, 2025
TPC-DS: Total hot run time: 192218 ms |
doris-robot
commented
Sep 3, 2025
BE UT Coverage ReportIncrement line coverage Increment coverage report
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doris-robot
commented
Sep 3, 2025
ClickBench: Total hot run time: 28.76 s |
hello-stephen
commented
Sep 3, 2025
Contributor
BE Regression && UT Coverage ReportIncrement line coverage Increment coverage report
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morrySnow
approved these changes
Sep 4, 2025
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bp #54591