Details
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Improvement
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Status: Closed
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Major - P3
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Resolution: Duplicate
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None
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None
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None
Description
If we know we don't need any fields beyond those available from an index, don't go to the source documents, just like index-only queries.
Attachments
Issue Links
- depends on
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SERVER-4644 aggregation: optimize memory utilitzation by selective reification of documents
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- Closed
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- duplicates
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SERVER-5090 aggregation: use covered index
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- Closed
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- is related to
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SERVER-447 new aggregation framework
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- Closed
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