1>sqlplus / as sysdba 进入sqlplus

2>drop user USER cascade

3>create user USER IDENTIFIED BY PASSWD 创建用户和密码

4>GRANT CREATE SESSION TO USER

5>grant dba to USER

6>返回dos,在dos下输入:imp userid=USER/****@orcl file=c:\src.dmp log=c:\src.log full=y ignore=y