TO_CHAR function in oracle to convert a date or number to the string format
By Santhosh N
This explains how to convert the the given date or integer values to strings.
There is function by the name, TO_CHAR which is used convert the given date or numeric values to the string format.
Syntax: TO_CHAR (n, [format], [NlsLang])
Here, n is the numeric or date value that’s need to be converted to the string format, format is the format that n needs to presented in, and NlsLang is the nls languageused to convert the n to a string. The last two parameters are optional here.
Valid formats
are as follows:
YEAR Year, spelled
out
YYYY 4-digit year
YYY
YY
Y Last
3, 2, or 1 digit(s) of year.
IYY
IY
I Last
3, 2, or 1 digit(s) of ISO year.
IYYY 4-digit
year based on the ISO standard
Q Quarter
of year (1, 2, 3, 4; JAN-MAR = 1).
MM Month
(01-12; JAN = 01).
MON Abbreviated
name of month.
MONTH Name of month, padded with blanks to length
of 9 characters.
RM Roman numeral month
(I-XII; JAN = I).
WW Week of year (1-53)
where week 1 starts on the first day of the year and continues to the seventh
day of the year.
W Week
of month (1-5) where week 1 starts on the first day of the month and ends on
the seventh.
IW Week of year (1-52 or 1-53) based
on the ISO standard.
D
Day of week (1-7).
DAY Name of day.
DD
Day of month (1-31).
DDD Day of year (1-366).
DY
Abbreviated name of day.
J
Julian day; the number of days since January 1, 4712 BC.
HH
Hour of day (1-12).
HH12 Hour of day (1-12).
HH24 Hour of day (0-23).
MI
Minute (0-59).
SS Second
(0-59).
SSSSS Seconds past midnight (0-86399).
FF
Fractional seconds.
Ex1: SELECT TO_CHAR(SYSDATE, 'FMMonth DD, YYYY') FROM dual;
This returns “May 26, 2010”
Ex2: SELECT TO_CHAR(SYSDATE, 'MON DDth, YYYY') FROM dual;
This returns “MAY 26TH, 2010”
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TO_CHAR function in oracle to convert a date or number to the string format (4112 Views)