partial void Deletetest_matrix(test_matrix instance);
partial void Updatetest_matrix(test_matrix instance);
private void detach_test_matrixes(test_matrix entity) { this.SendPropertyChanging(); entity.test = null; }
partial void Inserttest_matrix(test_matrix instance);
private void attach_test_matrixes(test_matrix entity) { this.SendPropertyChanging(); entity.test = this; }