TO CHAR Function with Dates
TO_CHAR Function with Dates
TO_CHAR(date, 'fmt)
The format model:
? Must be enclosed in single quotation marks and is case sensitive
? Can include any valid date format element
? Has an fm element to remove padded blanks or suppress
leading zeros
? Is separated from the date value by a comma
Displaying a Date in a Specific Format
Previously, all Oracle date values were displayed in the DD-MON-YY
format. The TO_CHAR function allows you to convert a date from this
default fomat to one specified by you.
Guidelines
? The format model must be enclosed in single quotation marks and is case
sensit?ve;
? The format model can include any valid date format element. Be sure to
separate the date value from the format model by a comma.
? The names of days and months in the output are automatically
padded with blanks.
? To remove padded blanks or to suppress leading zeros, use the fill
mode fm element.
? Yon can resize the display width of the resulting character f?eld with the
SQL*Plus COLUMN command.
? The resultant column width is 80 characters by default.
1
Examples
SELECT empno, TO_CHAR(hiredate, 'MM/YY') "??E G?R?? TAR?H?"
FROM emp
WHERE ename = 'BLAKE' ;
EMP O
E AME
??E G?R??
7698
BLAKE
05/81
SELECT ename, empno
TO_CHAR( hiredate , 'fmMonth DD, YYYY' ) Hiredate
FROM emp
WHERE deptno = 30
E AME
EMP O
HIREDATE
ALLEN
7499 ?ubat 20, 1981
WARD
7521 ?ubat 22, 1981
MARTIN
7654 Eyll 28, 1981
BLAKE
7698 May?s 1, 1981
TURNER
7844 Eyll 8, 1981
JAMES
7900 Aral?k 3, 1981
6 rows selected.
SELECT ename, hiredate, TO_CHAR( hiredate , 'fmDY.Mon.YYY' )
FROM EMP;
E AME HIREDATE
TO_CHAR(HIREDATE,'FMDY.MO .YYY')
SMITH
17/12/1980
?AR.Ara.980
ALLEN
20/02/1981
CUM.?ub.981
...
14 rows selected.
2
Using TO_CHAR Function with Dates
SELECT ename, hiredate,
TO_CHAR(hiredate, 'DD Month YYYY' ) "??eGiri? Tarihi"
FROM EMP;
E AME
SMITH
HIREDATE
17/12/1980
??e Giri? Tarihi
17 Aral?k 1980
ALLEN
20/02/1981
20 ?ubat 1981
WARD
22/02/1981
22 ?ubat 1981
JONES
02/04/1981
02 Nisan 1981
MARTIN
28/09/1981
28 Eyll 1981
BLAKE
01/05/1981
01 May?s 1981
CLARK
09/06/1981
09 Haziran 1981
SCOTT
09/12/1982
09 Aral?k 1982
KING
17/11/1981
17 Kas?m 1981
TURNER
08/09/1981
08 Eyll 1981
ADAMS
12/01/1983
12 Ocak 1983
JAMES
03/12/1981
03 Aral?k 1981
FORD
03/12/1981
03 Aral?k 1981
MILLER
23/01/1982
23 Ocak 1982
14 rows selected.
3
Example
SELECT sysdate,
TO_CHAR ( sysdate, 'fmDD.MM.YYYY fmHH:MI:SS PM' ) Zaman
FROM dual ;
SYSDATE
18/03/2007
ZAMA
18.3.2007 06:23:02 ?S
SELECT sysdate,
TO_CHAR ( sysdate, 'fmDD.MM.YYYY fmHH:MI:SS AM' ) Zaman
FROM dual ;
SYSDATE
18/03/2007
ZAMA
18.3.2007 06:23:02 ?S
SELECT sysdate,
TO_CHAR ( sysdate, 'fmDD.MM.YYYY fmHH12:MI:SS PM' ) Zaman
FROM
dual ;
SYSDATE
18/03/2007
ZAMA
18.3.2007 06:23:02 ?S
4
SELECT sysdate,
TO_CHAR ( sysdate, 'fmDD.MM.YYYY fmHH24:MI:SS' ) Zaman
FROM dual ;
SYSDATE
18/03/2007
ZAMA
18.3.2007 18:23:02
SELECT sysdate,
TO_CHAR ( sysdate, 'fmDD.MM.YYYY fmHH24:MI:SS AM' ) Zaman
FROM dual ;
SYSDATE
18/03/2007
ZAMA
18.3.2007 18: 23:02 ?S
5
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