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  1. Core Server
  2. SERVER-87159

Avoid generating unused runtime constants in ExpressionContext

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    • Type: Icon: Improvement Improvement
    • Resolution: Fixed
    • Priority: Icon: Major - P3 Major - P3
    • 8.0.0-rc0
    • Affects Version/s: None
    • Component/s: None
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    • Query Optimization
    • Fully Compatible
    • QO 2024-03-04
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      We currently always populate the cluster time and localNow time when constructing the ExpressionContext even if the variables are unreferenced in any expressions. This shows up in flamegraphs for fast running queries like ycsb.

            Assignee:
            ben.shteinfeld@mongodb.com Ben Shteinfeld
            Reporter:
            ben.shteinfeld@mongodb.com Ben Shteinfeld
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