Support looking up original values from hash values

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    • Query Optimization
    • Fully Compatible
    • QE 2023-02-20, QE 2023-03-06, QE 2023-03-20, QO 2023-04-03, QO 2023-04-17
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      For SERVER-70994, we need an efficient way to look up the original values for the N most common shard key values from the hash values returned by the {$meta: "indexKey"} in this aggregation pipeline.

              Assignee:
              Ben Shteinfeld
              Reporter:
              Cheahuychou Mao
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                Created:
                Updated:
                Resolved: