create table employees (
    name varchar(30) not null,
    salary int not null
);

insert into employees values
    ('Ram', 1000),
    ('Ankita', 4000),
    ('Ganesh', 3000),
    ('Yuvraj', 3000),
    ('Sailesh', 4000);

select name, salary from employees where salary in
(select salary from employees group by salary having count(salary) > 1);