如何用expdp、impdp按表空间导出、导入？

SQL> create or replace directory expdir as ‘d:\exp‘;
 
Directory created
 
SQL> grant read,write on directory expdir to public;
 
Grant succeeded
 
SQL> select * from dba_directories;

Expdp ylcois/ylcois@orcl dumpfile=ylcois.dmp tablespaces=ylcois logfile=exp.log directory=expdir job_name=my_job

SQL> create or replace directory dump_dir ‘c:\pump_dir‘;
 
create or replace directory dump_dir ‘c:\pump_dir‘
 
ORA-00905: 缺失关键字
 
SQL> create or replace directory dump_dir as ‘c:\pump_dir‘;
 
Directory created
 
SQL> select * from dba_directories;
 
OWNER                          DIRECTORY_NAME                 DIRECTORY_PATH
------------------------------ ------------------------------ --------------------------------------------------------------------------------
SYS                            DUMP_DIR                       c:\pump_dir
SYS                            SUBDIR                         E:\app\Administrator\product\11.2.0\dbhome_3\demo\schema\order_entry\/2002/Sep
SYS                            SS_OE_XMLDIR                   E:\app\Administrator\product\11.2.0\dbhome_3\demo\schema\order_entry\
SYS                            LOG_FILE_DIR                   E:\app\Administrator\product\11.2.0\dbhome_3\demo\schema\log\
SYS                            DATA_FILE_DIR                  E:\app\Administrator\product\11.2.0\dbhome_3\demo\schema\sales_history\
SYS                            XMLDIR                         c:\ade\aime_dadvfh0169\oracle/rdbms/xml
SYS                            MEDIA_DIR                      E:\app\Administrator\product\11.2.0\dbhome_3\demo\schema\product_media\
SYS                            DATA_PUMP_DIR                  E:\app\Administrator/admin/orcl/dpdump/
SYS                            ORACLE_OCM_CONFIG_DIR          E:\app\Administrator\product\11.2.0\dbhome_3/ccr/state
 
9 rows selected

create tablespace dbo_ylcois
logging  
datafile ‘E:\app\Administrator\oradata\orcl\dbo_ylcois.dbf‘ 
size 50m  
autoextend on  
next 50m maxsize 20480m  
extent management local; 

create user dbo_ylcois identified by oracle
default tablespace dbo_ylcois; 

--给用户授权
grant connect,resource,dba to dbo_ylcois;

grant connect,resource,create any view,create any synonym,create database link to dbo_ylcois;

SQL> drop user dbo_ylcois cascade;
 
User dropped
 
SQL> drop user dbo_ylcois;
 
drop user dbo_ylcois
 
ORA-01918: 用户 ‘DBO_YLCOIS‘ 不存在
 
SQL> drop tablespace ylcois INCLUDING CONTENTS and datafiles;
 
Tablespace dropped

C:\Users\Administrator>impdp dbo_ylcois/oracle@orcl directory=dump_dir dumpfile=
ylcois.dmp remap_tablespace=ylcois:dbo_ylcois