GroupBy(TDocument).Keys Method

GroupByTDocumentKeys Method

Sets one or more key names.

Namespace: MongoDB.Driver.Builders
Assembly: MongoDB.Driver.Legacy (in MongoDB.Driver.Legacy.dll) Version: 2.4.1

Syntax

public static GroupByBuilder<TDocument> Keys(
	params Expression<Func<TDocument, Object>>[] memberExpressions
)

Public Shared Function Keys ( 
	ParamArray memberExpressions As Expression(Of Func(Of TDocument, Object))()
) As GroupByBuilder(Of TDocument)

static member Keys : 
        memberExpressions : Expression<Func<'TDocument, Object>>[] -> GroupByBuilder<'TDocument>

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

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