3rd highest Salary

Publish 3rd highest Salary:

mysql> select * from employee;
+------+---------+------+--------+
| eid  | name    | did  | salary |
+------+---------+------+--------+
|    1 | gaurav  |    1 |   1000 |
|    2 | gagan   |    5 |   6000 |
|    3 | deepa   | NULL |   5000 |
|    4 | neha    | NULL |   2000 |
|    5 | saurabh | NULL |   4000 |
|    6 | meenu   | NULL |   3000 |
+------+---------+------+--------+
6 rows in set (0.00 sec)

mysql> select * from employee order by salary desc;
+------+---------+------+--------+
| eid  | name    | did  | salary |
+------+---------+------+--------+
|    2 | gagan   |    5 |   6000 |
|    3 | deepa   | NULL |   5000 |
|    5 | saurabh | NULL |   4000 |
|    6 | meenu   | NULL |   3000 |
|    4 | neha    | NULL |   2000 |
|    1 | gaurav  |    1 |   1000 |
+------+---------+------+--------+
6 rows in set (0.00 sec)

mysql> select * from employee order by salary desc limit 2,1;
+------+---------+------+--------+
| eid  | name    | did  | salary |
+------+---------+------+--------+
|    5 | saurabh | NULL |   4000 |
+------+---------+------+--------+
1 row in set (0.00 sec)