insert语句通不过,不知那里错了
VALUES里引用的区部变量都是string类形的,看起来没什么问题可就是执行不了,请求指点:
"Insert into Bill(BillNo,TableNo,GuestQty,BillDate,OrderDate,FinishTag,Waiter,MealSectionCode,Operator)
Values(" + billno + "," + tableno + "," + guestQty + "," + hotelData + "," + user.Rows[rno]["time"].ToString() + ",0," + waiter + "," + mealSectionCode.ToString() + "," + user.Rows[rno]["name"].ToString() + ")");