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  1. MariaDB Server
  2. MDEV-31327

Histogram range selectivity estimates should be merged, not added.

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Details

    • Bug
    • Status: Stalled (View Workflow)
    • Major
    • Resolution: Unresolved
    • 11.1.0, 10.11.3, 11.0.1, 10.4.29, 10.5.20, 10.6.13, 10.9.6, 10.10
    • 10.4
    • Optimizer
    • None

    Description

      When the optimizer is evaluating join order and estimating rows produced by a join order, it loops through column constraints adding rather than merging selectivity estimates.

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              Johnston Rex Johnston
              Johnston Rex Johnston
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                Created:
                Updated:

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