1.oracle安装成功后, cmd sqlplus,然后system/orcl as sysdba 2.更改scott的密码,scott的默认密码是tiger SQL> alter user scott account unlock; 用户已更改. SQL> commit; SQL> conn scott/tiger ERROR: ORA-28001: the password has expired 更改 scott 的口令 新口令:youotech 重新键入新口令:youotech
1. Creating a Database with DBCA DatabaseConfiguration Assistant (DBCA) is the preferred way to create a database,because it is a more automated approach, and your database is ready to use whenDBCA completes. DBCA can be launched by the Oracle Univ
**********创建数据库链接******************create public database link link_gzzl connect to system identified by "123456" using '(DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.20)(PORT = 1521)) ) (CONNECT_DATA = (SERVICE_NAM
一.创建用户名密码 create user username identified by password --username 是用户名:password 是密码 二.给用户附权.撤权 grant connect,resource to username;GRANT debug any procedure, debug connect session TO username; revoke connect,resource from username; 三.删除用户 drop user