Details
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Improvement
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Resolution: Unresolved
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Major - P3
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None
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Query Execution
Description
At present we use both '0' and '-1' to initialize OpDebug metrics. '-1' signifies unset but often introduces extra non-intuitive initialization work for users. '0' removes this work but makes understanding which metrics are unused harder.
Use of boost:optional would make non-use explicit and make initialization / use clearer.