1. create oracle目录,用user 登录sqlplus

   create or replace directory dpdata1 as '/A/B';

2. 给予权限, dba登录sqlplus

   grant read,write on directory dpdata1 to user;
   

3. 导出dmp

   a.按表导出,bin目录下
   

   ./expdp user/pwd@SID TABLES=table1,table2 dumpfile=expdp.dmp DIRECTORY=dpdata1;

   b.按用户导出

   ./expdp user/pwd@SID schemas=user dumpfile=expdp.dmp DIRECTORY=dpdata1;
   

4. 导入dmp

   a.导入按表导出的dmp，bin目录下

   ./impdp user/pwd@SID DIRECTORY=dpdata1 DUMPFILE=expdp.dmp full=y logfile=impdlog.log ;

   b.导入按用户导出的dmp

./impdp user/pwd@SID DIRECTORY=dpdata1 DUMPFILE=expdp.dmp SCHEMAS=user logfile=impdlog.log ;