Alper Konuralp

Kartınızı Oluşturun
Google+
Follow @alperkonuralp

Archive for the ‘Oracle – PLSQL’ Category

Oracle’da Tarih bilgisi ile çalışmak

Oracle’da tarihi tarih şeklinde kullanabilmek için bir çevirici fonksiyon kullanılmakta:  to_date . bu fonksiyon parametre olarak string bir değer almakta ve verdiğiniz formata göre bu string’I date türüne çevirmektedir.

 

Kullanımı :

 

to_date( string1, [ format_mask ], [ nls_language ] )

 

 

Burada

string1 : çevrilecek bilgidir.

format_mask : formatı belirten tanımlayıcıdır.

nls_language : tarih formatında kullanılmış olan dildir.

 

formatlama parametrelerini açıklamaları :

Parameter Explanation
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
RRRR Accepts a 2-digit year and returns a 4-digit year.
A value between 0-49 will return a 20xx year.
A value between 50-99 will return a 19xx year.
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. Use a value from 1 to 9 after FF to indicate the number of digits in the fractional seconds. For example, ‘FF4′.
AM, A.M., PM, or P.M. Meridian indicator
AD or A.D AD indicator
BC or B.C. BC indicator
TZD Daylight savings information. For example, ‘PST’
TZH Time zone hour.
TZM Time zone minute.
TZR Time zone region.

 

örnek olarak:

to_date(‘20111015’, ‘rrrrmmdd’)

to_date(‘15.10.2011’, ‘dd.mm.rrrr’)

to_date(‘15.10.2011 13:47:25’, ‘dd.mm.rrrr hh:mi:ss’)

İzmir Yazılım Grubu
Google Groups
Subscribe to İzmir Yazılım Grubu
Email:
Visit this group
Mayıs 2012
Pts Sal Çar Per Cum Cts Paz
« Şub    
 123456
78910111213
14151617181920
21222324252627
28293031  
Yeni Downloadlar
StatPress
Visits today: 95
Sahip oldugum diger adresler :
3dmaxtraining.info
3dmaxtrainings.com
3dmaxtrainings.info
adobelearning.info
adobelearnings.info
adobetrainings.com
adobetrainings.info
autocadbootcamp.info
autocadexams.info
autodesklearning.info
autodesklearnings.com
autodesklearnings.info
ciscotrainings.info
egepro.com
elonunbahcesi.com
elonunbahcesi.info
flashbootcamp.info
flashexams.com
flashexams.info
konuralp.biz
konuralp.org
mayatutorial.info
mayatutorials.info
microsoftexams.info
microsofttrainings.info
proege.com
sharepointlearning.info
sharepointlearnings.com
sharepointlearnings.info
sharepointtutorial.info
silverlightbootcamp.info
silverlightlearning.info
silverlightlearnings.info
silverlighttraining.info
silverlighttrainings.com
silverlighttrainings.info
silverlighttutorial.info
silverlighttutorials.info
sirasende.info
urunbul.info
yagmurca.com
yagmurca.info