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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: Aggregation Framework
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None
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ALL
In $lookup if the value of localField is an array, we try to use it as a literal array to match foreignField. That seems wrong (or at least not useful). It should instead use the content of the array field as $in in the lookup rather than $eq.
- duplicates
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SERVER-22881 lookup between local (multiple)array of values and foreign (single) value
- Closed