GroupByBuilder(TDocument).Keys Method

GroupByBuilder<TDocument>.Keys Method

Sets one or more key names.

Namespace: MongoDB.Driver.Builders
Assembly: MongoDB.Driver.Legacy (in MongoDB.Driver.Legacy.dll) Version: 2.2.0

Syntax

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

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

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

memberExpressions: Type:System.Linq.Expressions.Expression<Func<TDocument, Object>>[]
One or more key names.

Type: GroupByBuilder<TDocument>
The builder (so method calls can be chained).