QR code andBar code

Question

Hi can some one help me how can I extract the bar code and QR Code in mobile application. Suppose if I am having a smart phone which is having an ability to scan, I need to extract the content of the bar code or QR code and need to show the content to the user can some one help me on this.

Answer 1

i solved it 

Select Cast(SUM((O_ttotal + P_vatto) * (P_totdis / 100)) As Decimal(9,2)) As TotalDiscount From PRO_BILL

Answer 2

@Abrar that i also know, in this way i get two answers i want the whole total of (A+B+C) not (A+B) and C

Answer 3

HI, when you are using the aggregate sql function then you have to define the group by clause.

like 
cmd = new SqlCommand("Select (SUM(P_ttotal)+SUM(P_vatto)* (P_totdis)/100) as dis  from PRO_BILL group by P_totdis", conn);