标题: ORA-31640: unable to open dump file "string [打印本页] 作者: admin 时间: 2016-9-6 20:43 标题: ORA-31640: unable to open dump file "string ORA-31640: unable to open dump file "string" for read Cause: Import was unable toopen the export file for reading. This message is
usually followed by device messages from the operating system. Action: Take appropriateaction to restore the device.