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  1. Core Server
  2. SERVER-26964

Make FieldPath more efficient

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    • Icon: Improvement Improvement
    • Resolution: Done
    • Icon: Major - P3 Major - P3
    • 3.4.0-rc4
    • None
    • Aggregation Framework
    • None
    • Fully Compatible
    • Query 2016-11-21

    Description

      Profiling of $graphLookup under SERVER-23992 has raised calls to FieldPath::fullPath() as the top consumer of CPU resources. This is due to string concatenation operations which combine field path elements, performed on every call.

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            james.wahlin@mongodb.com James Wahlin
            james.wahlin@mongodb.com James Wahlin
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              Updated:
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