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SQL>
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>
SQL> select ename, job
2 , case when job = 'Coder' then ' 10%'
3 when job = 'Designer' then ' 20%'
4 when ename = 'Tom' then ' 30%'
5 else ' 0%'
6 end as raise
7 from emp
8 order by raise desc, ename;
ENAME JOB RAISE
-------- -------- -----
Black Designer 20%
Jane Designer 20%
Tom Coder 10%
Jack Tester 0%
Mary Tester 0%
Wil Tester 0%
6 rows selected.
SQL>
SQL>
SQL> drop table emp;
Table dropped.
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