摘要： 今天遇到DG库裸设备存放数据文件的目录权限不对，主库添加数据文件，需要对DG库进行同步时报错，无法添加，导致DG库无法同步。报错信息如下：Media Recovery Log /proplh/db_dg_arc/proplh/1_201588.dbfFile #195 added to control file as 'UNNAMED00195'. Originally created as:'/dev/oradata06/rproplh_data_122'Recovery was unable to create the file as:'/dev/o 阅读全文