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  1. Lucene - Core
  2. LUCENE-7051

Remove the "estimate match count" optimization from point queries

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 6.0
    • Component/s: None
    • Labels:
      None
    • Lucene Fields:
      New

      Description

      Point queries try to estimate the number of matches in the visitor so that the doc id set that they build does not have to do it by itself. However, this is incorrect in the multi-valued case and does not seem to buy much (if any) in terms of performance?

        Attachments

        1. LUCENE-7051.patch
          11 kB
          Adrien Grand

          Activity

            People

            • Assignee:
              jpountz Adrien Grand
              Reporter:
              jpountz Adrien Grand
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              Dates

              • Created:
                Updated:
                Resolved: