Use both lpad() and rpad() to create a string : RPAD « Character String Functions « Oracle PL/SQL Tutorial

SQL> create table employees(
  2    empno      NUMBER(4)
  3  , ename      VARCHAR2(8)
  4  , init       VARCHAR2(5)
  5  , job        VARCHAR2(8)
  6  , mgr        NUMBER(4)
  7  , bdate      DATE
  8  , msal       NUMBER(6,2)
  9  , comm       NUMBER(6,2)
 10  , deptno     NUMBER(2) ) ;

Table created.

SQL>
SQL>
SQL> insert into employees values(1,'Jason',  'N',  'TRAINER', 2,   date '1965-12-18',  800 , NULL,  10);

1 row created.

SQL> insert into employees values(2,'Jerry',  'J',  'SALESREP',3,   date '1966-11-19',  1600, 300,   10);

1 row created.

SQL> insert into employees values(3,'Jord',   'T' , 'SALESREP',4,   date '1967-10-21',  1700, 500,   20);

1 row created.

SQL> insert into employees values(4,'Mary',   'J',  'MANAGER', 5,   date '1968-09-22',  1800, NULL,  20);

1 row created.

SQL> insert into employees values(5,'Joe',    'P',  'SALESREP',6,   date '1969-08-23',  1900, 1400,  30);

1 row created.

SQL> insert into employees values(6,'Black',  'R',  'MANAGER', 7,   date '1970-07-24',  2000, NULL,  30);

1 row created.

SQL> insert into employees values(7,'Red',    'A',  'MANAGER', 8,   date '1971-06-25',  2100, NULL,  40);

1 row created.

SQL> insert into employees values(8,'White',  'S',  'TRAINER', 9,   date '1972-05-26',  2200, NULL,  40);

1 row created.

SQL> insert into employees values(9,'Yellow', 'C',  'DIRECTOR',10,  date '1973-04-27',  2300, NULL,  20);

1 row created.

SQL> insert into employees values(10,'Pink',  'J',  'SALESREP',null,date '1974-03-28',  2400, 0,     30);

1 row created.

SQL>
SQL> select lpad(msal,4)||' '||
  2         rpad('o',msal/100,'o') as histogram
  3  from   employees;

HISTOGRAM
----------------------------------------------------------------------------------------------------
 800 oooooooo
1600 oooooooooooooooo
1700 ooooooooooooooooo
1800 oooooooooooooooooo
1900 ooooooooooooooooooo
2000 oooooooooooooooooooo
2100 ooooooooooooooooooooo
2200 oooooooooooooooooooooo
2300 ooooooooooooooooooooooo
2400 oooooooooooooooooooooooo

10 rows selected.

SQL>
SQL>
SQL> drop table employees;

Table dropped.

11.12.RPAD
	11.12.1.	Rpad
	11.12.2.	RPAD(x, width [, pad_string]) pads x with spaces to right to bring the total length of the string up to width characters
	11.12.3.	RPAD() with number column
	11.12.4.	Call RPAD function in PL/SQL
	11.12.5.	Right padding the name of department
	11.12.6.	Use both lpad() and rpad() to create a string
	11.12.7.	Use RPAD to format cursor variable
	11.12.8.	Use rpad to represent the level
	11.12.9.	Use rpad function with define column default value
	11.12.10.	Use rpad to format a report