partial void DeleteFileExt(FileExt instance);
partial void UpdateFileExt(FileExt instance);
private void detach_FileExts(FileExt entity) { this.SendPropertyChanging(); entity.FileType = null; }
partial void InsertFileExt(FileExt instance);
private void attach_FileExts(FileExt entity) { this.SendPropertyChanging(); entity.FileType = this; }