Oracle TO_DATE,to_char
OracleÖÐTO_DATE¸ñʽ
url:http://www.cnblogs.com/ajian/archive/2009/03/25/1421063.html
TO_DATE¸ñʽ(ÒÔʱ¼ä:2007-11-02 13:45:25ΪÀý)
Year:
yy two digits Á½Î»Äê ÏÔʾֵ:07
yyy three digits ÈýλÄê ÏÔʾֵ:007
yyyy four digits ËÄλÄê ÏÔʾֵ:2007
Month:
mm number Á½Î»Ô ÏÔʾֵ:11
mon abbreviated ×Ö·û¼¯±íʾ ÏÔʾֵ:11ÔÂ,ÈôÊÇÓ¢ÎÄ°æ,ÏÔʾnov
month spelled out ×Ö·û¼¯±íʾ ÏÔʾֵ:11ÔÂ,ÈôÊÇÓ¢ÎÄ°æ,ÏÔʾnovember
Day:
dd number µ±Ôµڼ¸Ìì ÏÔʾֵ:02
ddd number µ±ÄêµÚ¼¸Ìì ÏÔʾֵ:02
dy&
Ïà¹ØÎĵµ£º
´´½¨myt±í²¢²åÈëÊý¾Ý£¬ÈçÏ£º
create table myt(name varchar2,create_time date)
insert into myt values('john',to_date(sysdate,'DD-MON-YY'));
insert into myt values('tom',to_date(sysdate,'DD-MON-YY'));
insert into myt values('lili',to_date(sysdate,'DD-MON-YY'));
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