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  1. Core Server
  2. SERVER-73027

[CQF] Test that we eliminate $addFields, $project before $count

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Details

    • Task
    • Status: Closed
    • Major - P3
    • Resolution: Fixed
    • None
    • 7.0.0-rc0
    • None
    • Query Optimization
    • Fully Compatible

    Description

      Bonsai already handles a limited form of the optimization described in SERVER-31082. Let's add a test to demonstrate this.

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          related to

          Improvement - An improvement or enhancement to an existing feature or task. SERVER-31082 when $count is at the end of multiple stages that don't change the number of documents in pipeline, those stages can be eliminated

          • Major - P3 - Major loss of function.
          • Backlog

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              svilen.mihaylov@mongodb.com Svilen Mihaylov
              david.percy@mongodb.com David Percy
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                Created:
                Updated:
                Resolved: