标题: ORA-01774: Dump undo option specified more than once [打印本页] 作者: admin 时间: 2016-7-18 15:18 标题: ORA-01774: Dump undo option specified more than once ORA-01774: Dump undo option specified more than once Cause: The same option for ALTER DUMP UNDO was specified twice. Action: Remove the redundant options and reissue the command.