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
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