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  1. Core Server
  2. SERVER-19166

$stdDev should be available as an expression as well as an accumulator

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    • Type: Icon: New Feature New Feature
    • Resolution: Duplicate
    • Priority: Icon: Major - P3 Major - P3
    • None
    • Affects Version/s: 3.1.4
    • Component/s: Aggregation Framework
    • None
    • Fully Compatible

      $stdDev is a new accumulator (usable in a group stage), but should also be available as an expression to operate on arrays.

            Assignee:
            james.cohan James Cohan
            Reporter:
            charlie.swanson@mongodb.com Charlie Swanson
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              Created:
              Updated:
              Resolved: