<ExtensionAttribute()>
Public Overloads Shared Function ExecuteAsync( _
   ByVal query As IEntityQuery _
) As EntityQueryOperation

Dim query As IEntityQuery
Dim value As EntityQueryOperation
 
value = EntityQueryExtensions.ExecuteAsync(query)

[ExtensionAttribute()]
public static EntityQueryOperation ExecuteAsync( 
   IEntityQuery query
)

[ExtensionAttribute()]
public:
static EntityQueryOperation^ ExecuteAsync( 
   IEntityQuery^ query
) 

DomainModelEntityManager mgr = new DomainModelEntityManager();

var query = mgr.Customers.Where(c => c.Country == "UK");
query.ExecuteAsync(op => {
  var customers = op.Results;
});