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MergeStageOptionsTOutputWhenMatched Property

The behavior of $merge if a result document and an existing document in the collectoin have the same value for the specified on field(s).

Namespace:  MongoDB.Driver
Assembly:  MongoDB.Driver (in MongoDB.Driver.dll) Version: 2.13.1-v2-13-x1+a7f8afe27855f38f4f72157d11ba2ae73895502e
Syntax
public Nullable<MergeStageWhenMatched> WhenMatched { get; set; }

Property Value

Type: NullableMergeStageWhenMatched
See Also