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  1. Core Server
  2. SERVER-64082

Consider usage of wildcard index for $lookup in SBE

    • Type: Icon: Bug Bug
    • Resolution: Won't Fix
    • Priority: Icon: Major - P3 Major - P3
    • None
    • Affects Version/s: None
    • Component/s: None
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    • QE 2022-05-02

      Currently, we do not use wildcard indexes because they do not contain entries for null values.

      We could make the plan dynamic and use the index join strategy with wildcard index only if there is a non-null value. Otherwise, use another index or another strategy.

            Assignee:
            mohammad.dashti@mongodb.com Mohammad Dashti (Inactive)
            Reporter:
            nikita.lapkov@mongodb.com Nikita Lapkov (Inactive)
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