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  1. Kudu
  2. KUDU-3140

Add heuristics to disable predicate evaluation/filtering for Bloom filter predicate

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 1.12.0
    • Fix Version/s: 1.13.0
    • Component/s: perf, util
    • Labels:
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      Description

      KUDU-2483 introduced support for Bloom filter predicate.
      However as observed with TPCH, query 9 exhibits regression when Bloom filter predicates are pushed down to kudu.

      See excerpt from performance analysis of TPCH run by Wenzhe Zhou.
      https://gist.github.com/bbhavsar/811ccbe0cd144090f82bdabcd801f827

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              • Assignee:
                bankim Bankim Bhavsar
                Reporter:
                bankim Bankim Bhavsar
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                  Updated:
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