Odata Expand и $ выберите только значения столбцов
odata/Products(8)?$expand=choices($select=col1,col2;$expand=item($select=name))
Xenophobic Xenomorph
odata/Products(8)?$expand=choices($select=col1,col2;$expand=item($select=name))
Categories?$expand=Products($filter=DiscontinuedDate eq null)
Categories?$expand=Products/$count($search=blue)