How to Pass DB Name as Parameter in mysql server ?.

DELIMITER //

CREATE PROCEDURE GetRecord

(

IN R_BranchName varchar(100),

IN R_Year Date ,

IN R_Month Date ,

IN R_CurrDate date

)

BEGIN

SET @Db=R_BranchName;

select sum(H.TotalSales) As TotalSales ,H.Month , sum(H.total) as Total from

(

select (sum(tp.PaymentAmount)) as Totalsales,Monthname(tp.BusinessDate) as Month ,0 as Total from '@Db'.transpayment tp left join '@Db'.trans t on tp.TransID=t.TransID where t.TransStatus in (2,3,4) and year(tp.BusinessDate)=R_Year and MONTH(tp.BusinessDate)=R_Month

union All

select 0.00 as Totalsales,'' as Month ,sum(tp.PaymentAmount) as total from '@Db'.transpayment tp left join '@Db'.trans t on tp.TransID=t.TransID where tp.BusinessDate between R_CurrDate and R_CurrDate and t.TransStatus in (2,3,4)

) as H ;

END

//DELIMITER ;

 

 When pass following values the above stored Procedure Need to Run. (Above procedure Not Run due  ' @db' this value 

 

CALL GetRecord('Chive1',Year(Curdate()), Month(Curdate()),Curdate() ); 

 

 

 

Thanks in Advance 

 

 

Karthik K