oracle grant 语句的GRANT privilige TO user IDENTIFIED BY password 语法
-user已经存在但是赋予不同密码


C:Documents and SettingsAdministrator>sqlplus scott/aaaaaa@lei

SQL*Plus: Release 11.1.0.6.0 - Production on 星期六 10月 8 22:01:59 2011

Copyright (c) 1982, 2007, Oracle. All rights reserved.


连接到:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> exit
从 Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options 断
开

C:Documents and SettingsAdministrator>sqlplus system/aaaaaa@lei

SQL*Plus: Release 11.1.0.6.0 - Production on 星期六 10月 8 22:04:48 2011

Copyright (c) 1982, 2007, Oracle. All rights reserved.


连接到:
Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> GRANT CONNECT,RESOURCE,UNLIMITED TABLESPACE TO SCOTT IDENTIFIED BY TIGER
2 ;

授权成功。

SQL> exit
从 Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options 断
开

C:Documents and SettingsAdministrator>sqlplus scott/aaaaaa@lei

SQL*Plus: Release 11.1.0.6.0 - Production on 星期六 10月 8 22:05:05 2011

Copyright (c) 1982, 2007, Oracle. All rights reserved.

ERROR:
ORA-01017: invalid username/password; logon denied


请输入用户名:

试验结论：

GRANT privilige TO user IDENTIFIED BY password 语法 当此user用户存在时，会更新此用户的密码，这算一个修改密码的方法了。呵呵。。