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    Type:New Feature 
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    Resolution: Duplicate
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    Priority:Major - P3 
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    Affects Version/s: None
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    Component/s: Aggregation Framework, Querying
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        Query Execution
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In SERVER-39943 we anticipate adding some expressions to ensure certain queries can be indexed. For example, we will likely need a new comparison MatchExpression which does not have type bracketing semantics to represent {$expr: {$lt: [x, y]}} This ticket tracks the work to implement these new expressions in SBE.
- depends on
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                    SERVER-39943 Create match expressions for aggregation $gt/$gte/$lt/$lte and add to $expr rewrite -         
- Closed
 
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- duplicates
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                    SERVER-62058 SBE for time-series will need $_internalExpr to be more selective -         
- Closed
 
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- is related to
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                    SERVER-62058 SBE for time-series will need $_internalExpr to be more selective -         
- Closed
 
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