[core] Improve performance of dinstinct collect agg.#3772
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JingsongLi merged 8 commits intoapache:masterfrom Jul 18, 2024
Merged
[core] Improve performance of dinstinct collect agg.#3772JingsongLi merged 8 commits intoapache:masterfrom
JingsongLi merged 8 commits intoapache:masterfrom
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paimon-core/src/main/java/org/apache/paimon/mergetree/compact/PartialUpdateMergeFunction.java
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paimon-core/src/main/java/org/apache/paimon/mergetree/compact/aggregate/FieldAggregator.java
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paimon-core/src/main/java/org/apache/paimon/mergetree/compact/aggregate/FieldCollectAgg.java
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paimon-core/src/main/java/org/apache/paimon/mergetree/compact/aggregate/FieldCollectAgg.java
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Purpose
Improve performance by not distinct accumulator all the time.
Tests
API and Format
Documentation