public void ColumnAttributesAreAppliedToTableValuedParameters() { var original = new ParentTestDataWithColumn() { ParentX = 5, X = 7 }; var list = new List<ParentTestDataWithColumn>() { original }; // send the object up to the server and get them back var results = Connection().Query<ParentTestDataWithColumn>("MappingTestProc", list).First(); Assert.AreEqual(original.ParentX, results.ParentX); Assert.AreEqual(original.X, results.X); }