partial void DeleteLogicalDisk(LogicalDisk instance);
 partial void UpdateLogicalDisk(LogicalDisk instance);
		private void detach_LogicalDisk(LogicalDisk entity)
		{
			this.SendPropertyChanging();
			entity.PC = null;
		}
 partial void InsertLogicalDisk(LogicalDisk instance);
		private void attach_LogicalDisk(LogicalDisk entity)
		{
			this.SendPropertyChanging();
			entity.PC = this;
		}