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Type: Bug
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Resolution: Duplicate
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Priority: Major - P3
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None
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Affects Version/s: None
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Component/s: None
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None
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Environment:> db.version()
2.4.0-rc0
on OS X
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ALL
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Expecting a covered index query to have nscannedObjects to be 0 with a nin query on the indexed field. This is the case when the index is a regular, unique or sparse unique.
- duplicates
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SERVER-5759 indexOnly in explain() is not reported correctly
- Closed
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SERVER-3187 keymatch optimizations, in particular for negative predicates
- Closed
- is related to
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SERVER-8551 Exists query with a sparse index should have nscannedObjects = 0
- Closed