Efficient access is more than the interface on the client. The wire format matters. If the server sends the data in the row form from a columnar stored table in

Efficient access is more than the interface on the client. The wire format matters. If the server sends the data in the row form from a columnar stored table in row form, it wont be efficient, there will be too many transformations. Perhaps a way for the client to tell the server what format it wants the data may be useful.