Need to convert the following oracle queries to MYSQL queries.
1)
select to_char(to_date(?,'DD-MM-YY'))
from dual;
2)
select to_char(next_day(to_date(?,'DD-MM-YY'),'FRIDAY'))
from dual;
3)
select to_char(to_date(?,'DD-MM-YY'),'DAY')
from dual;