Break on a column
break the report on some column to produce easy-to-read output.
Let break on the DEPTNO column
CREATE TABLE EMP (EMPNO NUMBER(4) NOT NULL,
ENAME VARCHAR2(10),
JOB VARCHAR2(9),
SAL NUMBER(7, 2),
DEPTNO NUMBER(2));
INSERT INTO EMP VALUES (1, 'SMITH', 'CLERK', 800, 20);
INSERT INTO EMP VALUES (2, 'ALLEN', 'SALESMAN', 1600, 30);
INSERT INTO EMP VALUES (3, 'WARD', 'SALESMAN', 1250.12, 30);
INSERT INTO EMP VALUES (4, 'JONES', 'MANAGER', 2975.23, 20);
INSERT INTO EMP VALUES (5, 'MARTIN','SALESMAN', 1250.23, 30);
INSERT INTO EMP VALUES (6, 'BLAKE', 'MANAGER', 2850, 30);
INSERT INTO EMP VALUES (7, 'CLARK', 'MANAGER', NULL, 10);
INSERT INTO EMP VALUES (8, 'SCOTT', 'ANALYST', 3000, 20);
INSERT INTO EMP VALUES (9, 'KING', 'PRESIDENT',NULL, 10);
INSERT INTO EMP VALUES (10,'TURNER','SALESMAN', 1500, 30);
INSERT INTO EMP VALUES (11,'ADAMS', 'CLERK', 0.99, 20);
SQL> select * from emp;
EMPNO ENAME JOB SAL DEPTNO
---------- ---------- --------- ---------- ----------
1 SMITH CLERK 800 20
2 ALLEN SALESMAN 1600 30
3 WARD SALESMAN 1250.12 30
4 JONES MANAGER 2975.23 20
5 MARTIN SALESMAN 1250.23 30
6 BLAKE MANAGER 2850 30
7 CLARK MANAGER 10
8 SCOTT ANALYST 3000 20
9 KING PRESIDENT 10
10 TURNER SALESMAN 1500 30
11 ADAMS CLERK .99 20
11 rows selected.
SQL>
SQL> BREAK ON DEPTNO
SQL>
SQL> select * from emp;
EMPNO ENAME JOB SAL DEPTNO
---------- ---------- --------- ---------- ----------
1 SMITH CLERK 800 20
2 ALLEN SALESMAN 1600 30
3 WARD SALESMAN 1250.12
4 JONES MANAGER 2975.23 20
5 MARTIN SALESMAN 1250.23 30
6 BLAKE MANAGER 2850
7 CLARK MANAGER 10
8 SCOTT ANALYST 3000 20
9 KING PRESIDENT 10
10 TURNER SALESMAN 1500 30
11 ADAMS CLERK .99 20
11 rows selected.
SQL>
Break with order by:
SQL> select * from emp order by ENAME;
EMPNO ENAME JOB SAL DEPTNO
---------- ---------- --------- ---------- ----------
11 ADAMS CLERK .99 20
2 ALLEN SALESMAN 1600 30
6 BLAKE MANAGER 2850
7 CLARK MANAGER 10
4 JONES MANAGER 2975.23 20
9 KING PRESIDENT 10
5 MARTIN SALESMAN 1250.23 30
8 SCOTT ANALYST 3000 20
1 SMITH CLERK 800
10 TURNER SALESMAN 1500 30
3 WARD SALESMAN 1250.12
11 rows selected.
SQL>
To remove the break setting:
SQL> clear breaks
breaks cleared
SQL>