Check zero divide exception : Exception Handle « PL SQL « Oracle PL / SQL

Check zero divide exception

    

SQL> CREATE TABLE EMP(
  2      EMPNO NUMBER(4) NOT NULL,
  3      ENAME VARCHAR2(10),
  4      JOB VARCHAR2(9),
  5      MGR NUMBER(4),
  6      HIREDATE DATE,
  7      SAL NUMBER(7, 2),
  8      COMM NUMBER(7, 2),
  9      DEPTNO NUMBER(2)
 10  );

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> create or replace procedure PROCESS_EMP is
  2    cursor C is select empno, sal, comm from emp;
  3    newSalary number := 10000;
  4  begin
  5    for i in c loop
  6      newSalary := newSalary + i.comm / i.sal;
  7    end loop;
  8  exception
  9    when zero_divide then
 10      if C%ISOPEN then
 11         close C;
 12      end if;
 13  end;
 14  /

Procedure created.

SQL> drop table emp;

Table dropped.

1.	Check exception type
2.	Deal with multiple exception branches
3.	when other exceptions then
4.	Handle update exception
5.	declaration exception
6.	handle exception of duplicate value on index
7.	when other then not user-defined exception
8.	Using PRAGMA EXCEPTION_INIT
9.	Different Values of SQLCODE and SQLERRM
10.	The OTHERS Exception Handler
11.	Error-handling features of PL/SQL: log exception
12.	PLS-483 error: Duplicate Handlers
13.	NO_DATA_FOUND exception.
14.	The scope of exceptions.
15.	Sub block in exception section
16.	Catch all exceptions
17.	Catch user-defined exception
18.	Combines declaring an EXCEPTION variable
19.	Insert error message to a table in exception handler
20.	Mapping a user-defined error code to an EXCEPTION variable
21.	This script demonstrates the EXCEPTION_INIT pragma.
22.	Error Handling Call
23.	Raise exception in if statement

Check zero divide exception : Exception Handle « PL SQL « Oracle PL / SQL

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