Now that aggregation framework ought to be used for pretty much all groupings, it doesn't make sense to leave group as is - it creates a lot of confusion in users' minds - they assume group is part of aggregation framework and then assume all the limits that group has applies to all aggregations.
We plan to remove/hide it in 3.6 and start warnings about it being deprecated in 3.4.
- is related to
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SERVER-28523 add warning to group shell helper
- Closed
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SERVER-30436 Change group helper in shell to print an error about using aggregation
- Closed
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SERVER-15585 Group command does not support code with scope for the key and finalize functions
- Closed
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DRIVERS-370 Deprecate group command helpers
- Closed
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SERVER-28524 remove all support for group command
- Closed