partial void DeleteX_BlockModelMetadata(X_BlockModelMetadata instance);
 partial void InsertX_BlockModelMetadata(X_BlockModelMetadata instance);
 partial void UpdateX_BlockModelMetadata(X_BlockModelMetadata instance);
		private void detach_X_BlockModelMetadatas(X_BlockModelMetadata entity)
		{
			this.SendPropertyChanging();
			entity.X_Parameter = null;
		}