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  1. Spark
  2. SPARK-21975

Histogram support in cost-based optimizer

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.3.0
    • Fix Version/s: 2.3.0
    • Component/s: SQL
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        Is contained by

        New Feature - A new feature of the product, which has yet to be developed. SPARK-16026 Cost-based Optimizer Framework

        • Major - Major loss of function.
        • Resolved
        is related to

        Improvement - An improvement or enhancement to an existing feature or task. SPARK-23839 consider bucket join in cost-based JoinReorder rule

        • Minor - Minor loss of function, or other problem where easy workaround is present.
        • Resolved
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            • Assignee:
              ZenWzh Zhenhua Wang
              Reporter:
              ZenWzh Zhenhua Wang
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              Dates

              • Created:
                Updated:
                Resolved: