public static EntityQuery<TSource> ThenByDescending<TSource, TKey>(
	this EntityQuery<TSource> source,
	Expression<Func<TSource, TKey>> keySelector
)

<ExtensionAttribute>
Public Shared Function ThenByDescending(Of TSource, TKey) ( 
	source As EntityQuery(Of TSource),
	keySelector As Expression(Of Func(Of TSource, TKey))
) As EntityQuery(Of TSource)

public:
[ExtensionAttribute]
generic<typename TSource, typename TKey>
static EntityQuery<TSource>^ ThenByDescending(
	EntityQuery<TSource>^ source, 
	Expression<Func<TSource, TKey>^>^ keySelector
)

[<ExtensionAttribute>]
static member ThenByDescending : 
        source : EntityQuery<'TSource> * 
        keySelector : Expression<Func<'TSource, 'TKey>> -> EntityQuery<'TSource>