[opt](variant) add column cache for variant sparse column#56159
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eldenmoon merged 9 commits intoapache:masterfrom Sep 28, 2025
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[opt](variant) add column cache for variant sparse column#56159eldenmoon merged 9 commits intoapache:masterfrom
eldenmoon merged 9 commits intoapache:masterfrom
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TPC-H: Total hot run time: 34850 ms |
TPC-DS: Total hot run time: 189228 ms |
ClickBench: Total hot run time: 29.77 s |
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eldenmoon
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be/src/olap/rowset/segment_v2/variant/sparse_column_extract_iterator.h
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be/src/olap/rowset/segment_v2/variant/sparse_column_extract_iterator.h
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be/src/olap/rowset/segment_v2/variant/variant_column_reader.cpp
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TPC-H: Total hot run time: 1496 ms |
TPC-DS: Total hot run time: 2756 ms |
ClickBench: Total hot run time: 0.06 s |
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TPC-H: Total hot run time: 1517 ms |
TPC-DS: Total hot run time: 2799 ms |
ClickBench: Total hot run time: 0.07 s |
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TPC-H: Total hot run time: 1543 ms |
TPC-DS: Total hot run time: 2720 ms |
ClickBench: Total hot run time: 0.07 s |
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TPC-H: Total hot run time: 1529 ms |
TPC-DS: Total hot run time: 2818 ms |
ClickBench: Total hot run time: 0.09 s |
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TPC-H: Total hot run time: 1486 ms |
TPC-DS: Total hot run time: 2756 ms |
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ClickBench: Total hot run time: 30.54 s |
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BE Regression && UT Coverage ReportIncrement line coverage Increment coverage report
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PR approved by at least one committer and no changes requested. |
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PR approved by anyone and no changes requested. |
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Optimize Variant sparse-column scans by introducing a per-segment sparse column cache so multiple readers/iterators reuse sparse column (keyed by column unique_id and path).
yiguolei
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Sep 28, 2025
csun5285
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Optimize Variant sparse-column scans by introducing a per-segment sparse column cache so multiple readers/iterators reuse sparse column (keyed by column unique_id and path).
csun5285
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Optimize Variant sparse-column scans by introducing a per-segment sparse column cache so multiple readers/iterators reuse sparse column (keyed by column unique_id and path).
morrySnow
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What problem does this PR solve?
Optimize Variant sparse-column scans by introducing a per-segment sparse column cache so multiple readers/iterators reuse sparse column (keyed by column unique_id and path).
Problem Summary:
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