partial void DeleteMusicGroupXTag(MusicGroupXTag instance);
partial void UpdateMusicGroupXTag(MusicGroupXTag instance);
private void detach_MusicGroupXTag(MusicGroupXTag entity) { this.SendPropertyChanging(); entity.Tag = null; }
partial void InsertMusicGroupXTag(MusicGroupXTag instance);
private void attach_MusicGroupXTag(MusicGroupXTag entity) { this.SendPropertyChanging(); entity.Tag = this; }