导入/导出数据库数据 D:/oracle/product/10.2.0/client_1/BIN/exp user/user@ORCAL225 file=D:/history/ld_xnsale2.dmp owner=liquidate D:/oracle/product/10.2.0/client_1/BIN/imp user/user@ORCAL225 file=D:/history/ld_xnsale2.dmp FULL=Y