public void IdenticalKeysCompareEqual()
        {
            //Arrange
            var td = new TestData();

            td.RowFields[NameCol] = "Name";
            td.RowFields[IdCol]   = 100;

            var key  = new SnapshotRowKey(td.Row, td.Table);
            var key2 = new SnapshotRowKey(td.Row, td.Table);

            //Act
            var result = key.CompareTo(key2);

            //Assert
            result.Should().Be(0);
        }