delimiter //
create procedure get_user_deets3(in u_ssn varchar(9), out u_email varchar(64), out u_type varchar(64), out u_name varchar(64)) 
begin 
  if u_ssn in (select ssn from user)
  then
    select email, type, name
    into u_email, u_type, u_name
    from user where ssn=u_ssn;
  end if;
end //

delimiter ; 



delimiter //
create function before_date (start date)
returns integer deterministic
begin
declare count_before_date integer;
select count(*) into count_before_date
from reservation
where date < start;
return count_before_date;
end //
delimiter ;