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  1. Kylin
  2. KYLIN-2636

optimize case when in group by

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: v2.0.0
    • Component/s: None
    • Labels:
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      Description

      Similar to KYLIN-2635, for clauses like:

      group by case when 1 = 1 then x 1 = 2 then y else z 
      

      kylin only need to pick up x as grouping by column.

      Again, like KYLIN-2635, we'll fix it in KYLIN rather than calcite first

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            • Assignee:
              mahongbin Hongbin Ma
              Reporter:
              mahongbin Hongbin Ma
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              • Created:
                Updated:
                Resolved: