标题: ORA-01642: begin backup not needed for read-only tablespace 'string' [打印本页] 作者: admin 时间: 2016-7-18 14:32 标题: ORA-01642: begin backup not needed for read-only tablespace 'string' ORA-01642: begin backup not needed for read-only tablespace 'string' Cause: Attempting to begin or end a backup for a tablespace that has been set to
read-only. Action: Take the backup without any begin or end commands. The files are not
being modified so the backup will be consistent.