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GroupByBuilderTDocumentKeys Method

Sets one or more key names.

Namespace:  MongoDB.Driver.Builders
Assembly:  MongoDB.Driver.Legacy (in MongoDB.Driver.Legacy.dll) Version: 2.12.2+a4a3888f4fb51bb518b1eb5002effc2d47f2ea6a
Syntax
public GroupByBuilder<TDocument> Keys(
	params Expression<Func<TDocument, Object>>[] memberExpressions
)

Parameters

memberExpressions
Type: System.Linq.ExpressionsExpressionFuncTDocument, Object
One or more key names.

Return Value

Type: GroupByBuilderTDocument
The builder (so method calls can be chained).
See Also