Oracle数据库备份

创建表空间

create tablespace TS  
datafile 'D:\oracle\oradata\ts.dbf'  
size 500m  
autoextend on;

select username,default_tablespace from dba_users order by username

 

1、导出tcd数据库
exp tcd/password@ORCL file=D:\databackup\20180321\wgq_tcd_20180321.dmp full=y

2、导入tcd数据库
登录sys管理员
sqlplus sys/admin as sysdba;

drop user tcd cascade;或者用plsql删除用户

重新创建用户;
--创建用户
create user tcd
       identified by password
       default tablespace USERS
       temporary tablespace TEMP
       profile DEFAULT
       password expire;

--赋予角色权限
grant connect,resource to tcd;

--grant dba to tcd;

grant unlimited tablespace to tcd;

 

imp tcd/password@ORCL full=y file=D:\databackup\20180321\wgq_tcd_20180321.dmp ignore=y

 

imp tcd/password@ORCL full=y file=E:\0180607\wgq_tcd_20180607.dmp ignore=y