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  1. Core Server
  2. SERVER-6571

Replace use of Undefined as missing with EOO in aggregation

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    • Icon: Task Task
    • Resolution: Done
    • Icon: Major - P3 Major - P3
    • 2.3.2
    • None
    • Aggregation Framework
    • None

    Description

      Undefined is a valid data type and shouldn't be used for missing values. I know it is used as such in ExpressionFieldPath and ExpressionObject.

      @Matt: could you search for any other uses of Undefined BSONType and see how feasible this is?

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            mathias@mongodb.com Mathias Stearn
            mathias@mongodb.com Mathias Stearn
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