//xoa public void XoaDuLieu(EC_GianHang et) { cn.ThucThiCauLenhSQL(@"delete from GIANHANG where MaGH = '" + et.MaGH + "'"); }
//sua public void SuaDuLieu(EC_GianHang et) { cn.GetValue(@"update GIANHANG set TenGH = N'" + et.TenGH + "', ViTri = N'" + et.ViTri + "', MaNV = N'" + et.MaNV + "' where MaGH = '" + et.MaGH + "'"); }
//them du lieu public void ThemDuLieu(EC_GianHang et) { cn.ThucThiCauLenhSQL(@"insert into GIANHANG values ('" + et.MaGH + "', N'" + et.TenGH + "','" + et.ViTri + "', N'" + et.MaNV + "'"); }
//xoa public void XoaDuLieu(EC_GianHang et) { sql.XoaDuLieu(et); }
//sua public void SuaDuLieu(EC_GianHang et) { sql.SuaDuLieu(et); }
//them du lieu public void ThemDuLieu(EC_GianHang et) { sql.ThemDuLieu(et); }