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Type: Improvement
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Resolution: Unresolved
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Priority: Minor - P4
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None
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Affects Version/s: None
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Component/s: Index Maintenance
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None
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Query Execution
It's confusing that the index on _id is unique but it doesn't report itself as such in getIndexes() or in system.indexes.
- is duplicated by
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SERVER-5893 autoIndexId:true creates a non-unique index on _id
- Closed
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SERVER-40880 _id index is not displayed as unique
- Closed
- is related to
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SERVER-14128 Creating _id index with unique:false should result in error
- Closed