# File lib/dbi/sql/preparedstatement.rb, line 62
            def bind(args)
                if @arg_index < args.size
                    raise "Too many SQL parameters"
                elsif @arg_index > args.size
                    raise "Not enough SQL parameters"
                end

                @unbound.each do |res_pos, arg_pos|
                    @result[res_pos] = args[arg_pos]
                end

                @result.join("")
            end