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  1. Core Server
  2. SERVER-12024

re-implement $in in terms of $or

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    Details

    • Type: Improvement
    • Status: Open
    • Priority: Major - P3
    • Resolution: Unresolved
    • Affects Version/s: 2.5.4
    • Fix Version/s: Backlog
    • Component/s: Querying
    • Labels:
      None
    • Backwards Compatibility:
      Fully Compatible

      Description

      Eliminate $in as a distinct match expression type. Re-implement as a series of $or clauses. This will support more aggressive optimizations in the query planning stage.

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                • Created:
                  Updated: