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1.Æô¶¯TNS¼àÌý
C:\Documents and Settings\Administrator>lsnrctl start
LSNRCTL for 32-bit Windows: Version 10.2.0.1.0 - Production on 13-7ÔÂ -2008 12:0
3:55
Copyright (c) 1991, 2005, Oracle. All rights reserved.
Æô¶¯tnslsnr: ÇëÉÔºò...
TNSLSNR for 32-bit Windows: Version 10.2.0.1.0 - Production
ϵͳ²ÎÊýÎļþΪE:\oracle\product\10.2.0\db_1\network\admin\listener.ora
дÈëE:\oracle\product\10.2.0\db_1\network\log\listener.logµÄÈÕÖ¾ÐÅÏ¢
¼àÌý: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(PIPENAME=\\.\pipe\EXTPROC1ipc)))
¼àÌý: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=xxx)(PORT=1521)))
ÕýÔÚÁ¬½Óµ½ (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1)))
LISTENER µÄ STATUS
------------------------
±ðÃû                      LISTENER
°æ±¾                      TNSLSNR for 32-bit Windows: Version 10.2.0.1.0 - Produ
ction
Æô¶¯ÈÕÆÚ                  13-7Ô -2008 12:03:56
Õý³£ÔËÐÐʱ¼ä              0 Ìì 0 Сʱ 0 ·Ö 1 Ãë
¸ú×Ù¼¶±ð                  off
°²È«ÐÔ                    ON: Local OS Authentication
SNMP                      OFF
¼àÌý³ÌÐò²ÎÊýÎļþ          E:\oracle\product\10.2.0\db_1\network\admin\listener.o
ra
¼àÌý³ÌÐòÈÕÖ¾Îļþ          E:\oracle\product\10.2.0\db_1\network\log\listener.log
¼àÌý¶Ëµã¸ÅÒª...
(DESCRIPTION=(ADDRESS=(P


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SQL> show user
USER is "SYS"
SQL> create user t1 identified by t1;
create user t1 identified by t1
*
ERROR at line 1:
ORA-01920: user name 'T1' conflicts with another user or role name
SQL> drop user t1 cascade;
User dropped.
SQL> create user t1 identified by t1;
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