<ExtensionAttribute()>
Public Overloads Shared Function ThenBy( _
   ByVal selector As ISortSelector, _
   ByVal propertyPath As String, _
   Optional ByVal sortDirection As ListSortDirection _
) As CompositeSortSelector

Dim selector As ISortSelector
Dim propertyPath As String
Dim sortDirection As ListSortDirection
Dim value As CompositeSortSelector
 
value = DynamicQueryExtensions.ThenBy(selector, propertyPath, sortDirection)

[ExtensionAttribute()]
public static CompositeSortSelector ThenBy( 
   ISortSelector selector,
   string propertyPath,
   ListSortDirection sortDirection
)

[ExtensionAttribute()]
public:
static CompositeSortSelector^ ThenBy( 
   ISortSelector^ selector,
   String^ propertyPath,
   ListSortDirection sortDirection
) 

public void DynamicQueryOrder() {
  var entityType = typeof(Product);
  var baseQuery = EntityQuery.Create(entityType);
  var pd = new PredicateDescription("UnitPrice", FilterOperator.IsGreaterThanOrEqualTo, 24);
  var ps = new SortSelector("Category.Name").ThenBy("PropertyName");
  var query = baseQuery.Where(pd).OrderBySelector(ps);
  var results = manager.ExecuteQuery(query);
}