I want to create a SQL stored Procedure. I have a table Employee$\_$Timesheets in which I have the Columns Timesheet$\_$ID$,$ Employee$\_$ID$,$ Company$\_$ID$,$ Approved and Comments. I want to update the columns to SET Approved $=1$ and Comments from Source If Timesheet$\_$ID$,$ Employee$\_$ID$,$ Company$\_$ID already exists in Employee$\_$Timesheets table