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  1. Core Server
  2. SERVER-70120

[CQF] Extra Unique stage after GroupBy

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    • Type: Icon: Improvement Improvement
    • Resolution: Fixed
    • Priority: Icon: Major - P3 Major - P3
    • 6.2.0-rc0
    • Affects Version/s: None
    • Component/s: None
    • Labels:
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    • Fully Compatible
    • QO 2022-10-03, QE 2022-10-17

      Example

      A GroupBy followed by Unique in this example could be simplified to just the GroupBy, since the keys produced by the GroupBy are unique. We should investigate when this happens and add a rewrite to simplify.

            Assignee:
            naama.bareket@mongodb.com Naama Bareket
            Reporter:
            matt.boros@mongodb.com Matt Boros
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              Created:
              Updated:
              Resolved: