通过impdp命令将Oracle11g数据库的dmp文件导入至Oracle10g中时，报出如下错误：
[oracle@dbsrv3 ~]$ impdp dhccms/dhccms DIRECTORY=DATA_PUMP_DIR DUMPFILE=DHCCMS.DMP FULL=y; Import: Release 10.2.0.1.0 - 64bit Production on Monday, 26 November, 2018 15:14:12 Copyright (c) 2003, 2005, Oracle. All rights reserved. Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - 64bit Production With the Partitioning, OLAP and Data Mining options ORA-39006: internal error ORA-39213: Metadata processing is not available
错误信息：
ORA-39213: Metadata processing is not available
解决办法：
将需要导入数据的用户暂时给予dba权限，然后执行impdp导入命令。
执行结束之后再去除dba权限。