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SQL>
SQL>
SQL> CREATE TABLE EMP (EMPNO NUMBER(4) NOT NULL,
2 ENAME VARCHAR2(10),
3 JOB VARCHAR2(9),
4 MGR NUMBER(4),
5 HIREDATE DATE,
6 SAL NUMBER(7, 2),
7 COMM NUMBER(7, 2),
8 DEPTNO NUMBER(2));
Table created.
SQL>
SQL> INSERT INTO EMP VALUES (7369, 'SMITH', 'CLERK', 7902, TO_DATE('17-DEC-1980', 'DD-MON-YYYY'), 800, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7499, 'ALLEN', 'SALESMAN', 7698, TO_DATE('20-FEB-1981', 'DD-MON-YYYY'), 1600, 300, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7521, 'WARD', 'SALESMAN', 7698, TO_DATE('22-FEB-1981', 'DD-MON-YYYY'), 1250, 500, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7566, 'JONES', 'MANAGER', 7839, TO_DATE('2-APR-1981', 'DD-MON-YYYY'), 2975, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7654, 'MARTIN', 'SALESMAN', 7698,TO_DATE('28-SEP-1981', 'DD-MON-YYYY'), 1250, 1400, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7698, 'BLAKE', 'MANAGER', 7839,TO_DATE('1-MAY-1981', 'DD-MON-YYYY'), 2850, NULL, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7782, 'CLARK', 'MANAGER', 7839,TO_DATE('9-JUN-1981', 'DD-MON-YYYY'), 2450, NULL, 10);
1 row created.
SQL> INSERT INTO EMP VALUES (7788, 'SCOTT', 'ANALYST', 7566,TO_DATE('09-DEC-1982', 'DD-MON-YYYY'), 3000, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7839, 'KING', 'PRESIDENT', NULL,TO_DATE('17-NOV-1981', 'DD-MON-YYYY'), 5000, NULL, 10);
1 row created.
SQL> INSERT INTO EMP VALUES (7844, 'TURNER', 'SALESMAN', 7698,TO_DATE('8-SEP-1981', 'DD-MON-YYYY'), 1500, 0, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7876, 'ADAMS', 'CLERK', 7788,TO_DATE('12-JAN-1983', 'DD-MON-YYYY'), 1100, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7900, 'JAMES', 'CLERK', 7698,TO_DATE('3-DEC-1981', 'DD-MON-YYYY'), 950, NULL, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7902, 'FORD', 'ANALYST', 7566,TO_DATE('3-DEC-1981', 'DD-MON-YYYY'), 3000, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7934, 'MILLER', 'CLERK', 7782,TO_DATE('23-JAN-1982', 'DD-MON-YYYY'), 1300, NULL, 10);
1 row created.
SQL>
SQL> select * from emp;
EMPNO ENAME JOB MGR
---------- ---------- --------- ----------
HIREDATE SAL COMM
-------------------- ---------- ----------
DEPTNO
----------
7369 SMITH CLERK 7902
17-DEC-1980 00:00:00 800
20
7499 ALLEN SALESMAN 7698
20-FEB-1981 00:00:00 1600 300
30
7521 WARD SALESMAN 7698
22-FEB-1981 00:00:00 1250 500
30
7566 JONES MANAGER 7839
02-APR-1981 00:00:00 2975
20
7654 MARTIN SALESMAN 7698
28-SEP-1981 00:00:00 1250 1400
30
7698 BLAKE MANAGER 7839
01-MAY-1981 00:00:00 2850
30
7782 CLARK MANAGER 7839
09-JUN-1981 00:00:00 2450
10
7788 SCOTT ANALYST 7566
09-DEC-1982 00:00:00 3000
20
7839 KING PRESIDENT
17-NOV-1981 00:00:00 5000
10
7844 TURNER SALESMAN 7698
08-SEP-1981 00:00:00 1500 0
30
7876 ADAMS CLERK 7788
12-JAN-1983 00:00:00 1100
20
7900 JAMES CLERK 7698
03-DEC-1981 00:00:00 950
30
7902 FORD ANALYST 7566
03-DEC-1981 00:00:00 3000
20
7934 MILLER CLERK 7782
23-JAN-1982 00:00:00 1300
10
14 rows selected.
SQL>
SQL> DECLARE
2 v_emp_id INTEGER;
3 BEGIN
4 SELECT empno into v_emp_id from emp WHERE ename = 'MILLER';
5 exception
6 when no_data_found THEN v_emp_id := 888;
7 when too_many_rows THEN v_emp_id := 999;
8 END;
9 /
PL/SQL procedure successfully completed.
SQL> drop table emp;
Table dropped.
SQL>
SQL>
SQL> --
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