expdp/impdp数据泵用法

--创建目录映射别名

create directory JHRA as 'C:\DataBaseBak\hra_dev\JHRA'

--导出数据

expdp JHRA/JHRA@hra_dev directory=JHRA dumpfile=

--为HRADEV用户导入数据

impdp JHRA/JHRA@hra_dev directory=JHRA dumpfile=;.dmp  remap_schema=JHRA:HRADEV remap_tablespace=JHRA:HRADEV