partial void Deletetbl_Loai(tbl_Loai instance);
partial void Updatetbl_Loai(tbl_Loai instance);
private void detach_tbl_Loais(tbl_Loai entity)
{
this.SendPropertyChanging();
entity.tbl_Nhom = null;
}
partial void Inserttbl_Loai(tbl_Loai instance);
private void attach_tbl_Loais(tbl_Loai entity)
{
this.SendPropertyChanging();
entity.tbl_Nhom = this;
}