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Posted to jira@arrow.apache.org by "Sasha Krassovsky (Jira)" <ji...@apache.org> on 2022/01/28 23:25:00 UTC

[jira] [Created] (ARROW-15498) Implement Bloom filter pushdown between hash joins

Sasha Krassovsky created ARROW-15498:
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             Summary: Implement Bloom filter pushdown between hash joins 
                 Key: ARROW-15498
                 URL: https://issues.apache.org/jira/browse/ARROW-15498
             Project: Apache Arrow
          Issue Type: Improvement
          Components: C++
            Reporter: Sasha Krassovsky
            Assignee: Sasha Krassovsky


When there is a chain of hash joins, it's often worthwhile to create Bloom filters and push them to the earliest possible point in the chain of joins to minimize number of materialized rows.



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