Step start , Request.QueryString['round'] Step 0.2 Step 0.4Step 1 get round 0 sqlRound and [round_no] = (SELECT MAX([round_no]) FROM [WCM_BACKEND].[dbo].[KDCC_History] where cast(convert(char(11), [updatedt], 113) as datetime) = cast(convert(char(11), '2024-04-27', 113) as datetime))dt2024-04-27 Step 5.2
อัตราแลกเปลี่ยน K-Merchant (KDCC)