GroupBy<TDocument>.Keys Method

Sets one or more key names.

Namespace: MongoDB.Driver.Builders
Assembly: MongoDB.Driver.Legacy (in MongoDB.Driver.Legacy.dll) Version: 2.10.0+569905ff5e778c38ea19d9d0392496a83e1704ed

Syntax

Copy

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>

Parameters

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

Return Value

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

Reference

GroupBy<TDocument> Class

MongoDB.Driver.Builders Namespace

GroupBy<AddLanguageSpecificTextSet("LST78794C38_0?cs=&lt;|vb=(Of |cpp=&lt;|fs=&lt;'|nu=(");TDocument>AddLanguageSpecificTextSet("LST78794C38_1?cs=&gt;|vb=)|cpp=&gt;|fs=&gt;|nu=)");.AddLanguageSpecificTextSet("LST78794C38_2?cpp=::|nu=.");Keys Method

Parameters

Return Value

Reference

GroupBy<TDocument>.Keys Method