Ensure that pushed down $lookup works correctly when the foreign collection does not exist

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    • Type: Task
    • Resolution: Fixed
    • Priority: Major - P3
    • 6.0.0-rc0
    • Affects Version/s: Backlog
    • Component/s: None
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    • Fully Compatible
    • QE 2022-04-04, QE 2022-03-21
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    • 3
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      When the 'from' collection in a $lookup doesn't exist, we should produce an empty array in the 'as' field for each output document. This ticket tracks the work to ensure that this works for each join algorithm implemented in this project.

              Assignee:
              Rui Liu
              Reporter:
              Mihai Andrei
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                Created:
                Updated:
                Resolved: