-- Oracle将stop scn存放在控制文件中。这个scn号用于检查数据库启动过程是否需要做instance recovery,可以通过sql语句查询 -- select name,last_change# from v$datafile; -- 在数据库正常运行的情况下,对可读写的online数据文件,该scn号为Null 在数据库启动过程中,当System Checkpoint SCN、Datafile Checkpoint SCN...
sql>alter database mount(读取控制文件,把数据库mount上),没有实例恢复。 sql>alter database open(检查控制文件,数据文件头,检查数据库的完整性),如果不一致会发生实例恢复。Oracle在打开数据库时(alter database open),会检查每个文件头上的信息(SCN)并同控制文件中相应的信息(SCN)比较,如果不一致,则进行实例...
7、对Database做Media Recovery(因为没有日志切换,做complete recover) [oracle@rh6 ~]$ rman target / Recovery Manager: Release 11.2.0.1.0 - Production on Thu Jul 24 18:34:35 2014 Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved. connected to target database: PR...
If database recovery with a backup control file rolls forward through a CREATE TABLESPACE or an ALTER TABLESPACE ADD DATAFILE operation, then Oracle stops recovery when applying the redo record for the added files and lets you confirm the filenames.For example, suppose you make a whole database...
oracle恢复时并行进程数增加,process参数需要调大,Media Recovery failed with error 448。 简介:检查process值是150,增大后问题解决! Completed: alter database recover datafile list1 , 2 , 3 , 4 , 5alter database recover if neededstart until change 1331285Media Recovery Startstarted logmerger process...
18 : 13 : 30 2 datafile '/u01/app/oracle/oradata/prod/tbs2.dbf' size 10m; Tablespace created.3、对数据库进行冷备1 2 3 4 5 6 7 8 9 10 [oracle@rh6 ~]$ rman target / Recovery Manager: Release 11.2. 0.1. 0 - Production on Thu Jul 24 18 : 14 : 30 2014 Copyr...
ORA-01110: data file 9: '/u01/app/oracle/oradata/prod/tbs2.dbf' 7、对Database做Media Recovery(因为没有日志切换,做complete recover) [oracle@rh7~]$ rman target/Recovery Manager:Release11.2.0.1.0-ProductiononThu Jul2418:34:352014Copyright (c)1982,2009, Oracleand/orits affiliates.Allrights ...
One session cannot start complete media recovery while another performs incomplete media recovery. You cannot start media recovery if you are connected to the database through a shared server process.Applying Logs Automatically with the RECOVER CommandOracle Corporation recommends that you use the SQL*...
Media recovery complete. www.htz.pw > alter database open; alter database open * ERROR at line 1: ORA-01092: ORACLE instance terminated. Disconnection forced ORA-01177: data file does not match dictionary – probably old incarnation ORA-01110: data file 4: ‘/oracle/app/oracle/oradata/orcl...
Oracle Database - Enterprise Edition - Version 12.2.0.1 and later: ORA-01113: File XX Needs Media Recovery