Oracle数据导入常用命令

　　解锁　　alter user scott account unlock;　　删掉用户和所属对象　　drop user ydjc cascade　　新建用户　　create user ydjc identified by ydjc;　　GRANT Create USER,Drop USER,Alter USER,Create ANY VIEW,　　Drop ANY VIEW,EXP_FULL_DATABASE,IMP_FU