oracleÁ¬½ÓÔ¶³ÌÊý¾Ý¿â
D:\oracle\product\10.2.0\db_2\NETWORK\ADMIN
6¡¢ÐÞ¸Äoracle°²×°Â·¾¶ÏÂD:\oracle\product\10.2.0\db_2\NETWORK\ADMIN\tnsnames.oraµÄtnsnames.oraÎļþ£¬Ìí¼Ó
XXX =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.12.42)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = poµÄ)
)
)
×¢£ºÒòoracleµÄ°²×°Â·¾¶²»Í¬£¬ÉÏÊö·¾¶¿ÉÄܲ»Í¬£¬ÊÓÇé¿ö¶ø¶¨¡£
CPSΪPL/SQL DeveloperÁ¬½ÓÔ¶³ÌÊý¾Ý¿âʱǰ̨ÏÔʾµÄÊý¾Ý¿âÃû³Æ£¬¿ÉÈÎÒⶨÒå
192.168.12.42 ΪҪÁ¬½ÓÔ¶³ÌÊý¾Ý¿âµÄIPµØÖ·
portal ΪԶ³ÌÁ¬½ÓÊý¾Ý¿âµÄʵÀýÃû³Æ
Ïà¹ØÎĵµ£º
oracle 9i/10g°²×°°üºÍPATCHÏÂÔصØÖ·»ã×Ü
°ÑÏÂÃæµÄµØÖ·¸´ÖƵ½Ñ¶À×Àï¾Í¿ÉÒÔÏÂÔØ.
---------------------------------------------------------------------------------------------------
ORACLE 9i
Oracle9i Database Release 2 Enterprise/Standard/Personal Edition for Windows NT/2000/XP
http://download.oracle ......
»¹ÊǽèÖúoracle sql developerÀ´²Ù×÷oracle£¬sql plus»¹ÊÇÂé·³Ò»µã¡£
¼òµ¥¿´ÁËһϣ¬Óï¾ä»ù±¾É϶¼ºÍÆäËûÊý¾Ý¿âµÄsql²î²»¶à£¬¼Ç¼һϲ»Í¬µÄµØ·½¡£
ÈÕÆÚÀàÐͱà¼
update student set stu_birthday = to_date('2010-03-06 13:14:20','yyyy-MM-dd HH24:mi:ss');
ÐèҪʹÓÃto_date()º¯Êý£¬SQLÖв»Çø·Ö´óСд£¬MMºÍmm± ......
¡í1:È¡µÃµ±Ç°ÈÕÆÚÊDZ¾Ôµĵڼ¸ÖÜ
SQL> select to_char(sysdate,'YYYYMMDD W HH24:MI:SS') from
dual;
TO_CHAR(SYSDATE,'YY
-------------------
20030327 4 18:16:09
SQL> select to_char(sysdate,'W') from dual;
T
-
4 ......
¹ØϵÐÍÊý¾Ý¿âÀíÂÛÖÐ×Ö¶ÎÖµ±ØÐëÊǵ¥Öµ£¬¶øoracleÖÐÔÊÐíÔÚÒ»¸ö×Ö¶ÎÖд洢һ¸ö±íµÄÄÚÈÝ¡£
È磺Ա¹¤±íÖеÄÍâ¼ü ²¿ÃűàºÅ£¬oracleÖÐÕâ¸ö×ֶοÉÒÔ´æ·Å²¿ÃŵļǼ¶ø²¢²»ÊÇÒ»¸öÍâ¼ü£¬ÕâÑù²éѯʱºòµÄЧÂÊ»áÌá¸ß¡£
¿É±äÊý×飺
´´½¨´øÓпɱäÊý×éµÄ±í
´´½¨¿É±äÊý×é»ùÀàÐÍ
create or replace type »ùÀàÐÍÃû as object(×Ö¶ÎÇåµ¥);
......