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  1. Spark
  2. SPARK-21975

Histogram support in cost-based optimizer

          Details

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

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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.
              • Open
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                  • Assignee:
                    ZenWzh Zhenhua Wang
                    Reporter:
                    ZenWzh Zhenhua Wang
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                    Dates

                    • Created:
                      Updated:
                      Resolved: