If the column format is too small
SQL> SQL> SQL> SQL> -- create demo table SQL> create table TestTable( 2 ID VARCHAR2(4 BYTE) NOT NULL, 3 MyName VARCHAR2(10 BYTE), 4 MyDate DATE, 5 MyNumber Number(8,2) 6 ) 7 / Table created. SQL> SQL> SQL> insert into TestTable (ID, MyName, MyDate, MyNumber) values('1','Alison',to_date('19960711','YYYYMMDD'),12.12); 1 row created. SQL> insert into TestTable (ID, MyName, MyDate, MyNumber) values('1','Alison',to_date('19970622','YYYYMMDD'),-12.12); 1 row created. SQL> insert into TestTable (ID, MyName, MyDate, MyNumber) values('1','Alison',to_date('19980513','YYYYMMDD'),22.1); 1 row created. SQL> insert into TestTable (ID, MyName, MyDate, MyNumber) values('1','Alison',to_date('19990624','YYYYMMDD'),-2.12); 1 row created. SQL> insert into TestTable (ID, MyName, MyDate, MyNumber) values('1','Alison',to_date('20000415','YYYYMMDD'),2.1); 1 row created. SQL> SQL> SQL> select * from TestTable; ID MYNAME MYDATE MYNUMBER ---- ---------- --------- ---------- 1 Alison 11-JUL-96 12.12 1 Alison 22-JUN-97 -12.12 1 Alison 13-MAY-98 22.1 1 Alison 24-JUN-99 -2.12 1 Alison 15-APR-00 2.1 SQL> SQL> -- If the column format is too small: SQL> SQL> COLUMN MyNumber FORMAT 99; SQL> SQL> SELECT * FROM TestTable; ID MYNAME MYDATE MYNUMBER ---- ---------- --------- -------- 1 Alison 11-JUL-96 12 1 Alison 22-JUN-97 -12 1 Alison 13-MAY-98 22 1 Alison 24-JUN-99 -2 1 Alison 15-APR-00 2 SQL> SQL> drop table TestTable; Table dropped. SQL> SQL>
1. | Add dollar signs to the output | ||
2. | COLUMN Number FORMAT: 999,999 | ||
3. | COLUMN Number FORMAT: 999 | ||
4. | To avoid having 'naked' decimal points | ||
5. | Set number format to '$9,999.99' | ||
6. | Number format cannot be too short |