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SQL> create table emp
2 ( empno NUMBER(4) constraint E_PK primary key
3 , ename VARCHAR2(8)
4 , init VARCHAR2(5)
5 , job VARCHAR2(8)
6 , mgr NUMBER(4)
7 , bdate DATE
8 , sal NUMBER(6,2)
9 , comm NUMBER(6,2)
10 , deptno NUMBER(2) default 10
11 ) ;
Table created.
SQL> insert into emp values(1,'Tom','N', 'Coder', 13,date '1965-12-17', 800 , NULL, 20);
1 row created.
SQL> insert into emp values(2,'Jack','JAM', 'Tester',6,date '1961-02-20', 1600, 300, 30);
1 row created.
SQL> insert into emp values(3,'Wil','TF','Tester',6,date '1962-02-22', 1250, 500, 30);
1 row created.
SQL> insert into emp values(4,'Jane','JM','Designer', 9,date '1967-04-02', 2975, NULL, 20);
1 row created.
SQL> insert into emp values(5,'Mary','P','Tester',6,date '1956-09-28', 1250, 1400, 30);
1 row created.
SQL> insert into emp values(6,'Black','R','Designer', 9,date '1963-11-01', 2850, NULL, 30);
1 row created.
SQL> insert into emp values(7,'Chris','AB','Designer', 9,date '1965-06-09', 2450, NULL, 10);
1 row created.
SQL>
SQL> select ename, init, bdate
2 from emp
3 where bdate > (select bdate
4 from emp
5 where empno = 99999);
no rows selected
SQL>
SQL>
SQL>
SQL> drop table emp;
Table dropped.
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