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  1. Hive
  2. HIVE-10038

Add Calcite's ProjectMergeRule.

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Details

    • New Feature
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 1.2.0
    • CBO, Logical Optimizer
    • None

    Description

      Helps to improve latency by shortening operator pipeline. Folds adjacent projections in one.

      Attachments

        1. HIVE-10038.patch
          5 kB
          Ashutosh Chauhan
        2. HIVE-10038.6.patch
          319 kB
          Ashutosh Chauhan
        3. HIVE-10038.5.patch
          333 kB
          Ashutosh Chauhan
        4. HIVE-10038.4.patch
          339 kB
          Ashutosh Chauhan
        5. HIVE-10038.3.patch
          330 kB
          Ashutosh Chauhan
        6. HIVE-10038.2.patch
          318 kB
          Ashutosh Chauhan

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              ashutoshc Ashutosh Chauhan
              ashutoshc Ashutosh Chauhan
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              Dates

                Created:
                Updated:
                Resolved: