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Posted to issues@spark.apache.org by "Yuming Wang (Jira)" <ji...@apache.org> on 2022/11/10 03:42:00 UTC

[jira] [Created] (SPARK-41088) Add PartialAggregate and FinalAggregate logic operators

Yuming Wang created SPARK-41088:
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             Summary: Add PartialAggregate and FinalAggregate logic operators
                 Key: SPARK-41088
                 URL: https://issues.apache.org/jira/browse/SPARK-41088
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 3.4.0
            Reporter: Yuming Wang


To implement these features:
1. Push partial distinct through join: https://github.com/apache/spark/pull/36552/files#diff-49d65c8b39e8895b5916de304972d60dd8651c2bf4eb3a985368b2a4ed278633
2. Partial deduplicate the right side of left semi/anti join: https://github.com/apache/spark/pull/36552/files#diff-adcf229187908c33d4785a96700bd598ccad216bb8bc94f64cf75bda116aa276
3. Push down limit through aggregate if it is group only: https://github.com/wangyum/spark/commit/dac339ac4fee8bfdf66276ef9f998ae1baf47c2e





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