oracle database 12c oracle rman backup and recovery

that the database status is normal, the start Rman connection database still complains: bash-3.00$ Rman Target/ Recovery manager: Release10.2.0.3.0-production on Tuesday May 26 16:54:55 2009 Copyright (c) 1982, +, Oracle. All

environment/data/impdp/ Cd/pddata2/oracle/backup/data/ctl_auto/ Scp c-3391761643-20150820-01c-3391761643-20150820-01 192.168.180.60:/data/impdp/ 2. Start to restore the parameter file control file: SQL> select dbid from v $ database;2.1 set DBID: Note: a dummy instance is started by default even if there is no parameter file in

default database location. % Oracle_home %/ora92/databaseOf course, you can also use run to flexibly define your backup.RMAN> run {> Allocate chennel d1 type disk; // Distribution Channel> Backup full database // full backup database> Include current controlfile // include

do not use oracle rman for hot backup, you can set each tablespace to the backup state, copy the corresponding data file, and then restore the tablespace to the normal state. Databases can use backup files and archive logs for full or incomplete

Today, when I used exp/imp for a small backup and recovery operation, I encountered a problem. Many empty tables cannot be expressed. I didn't understand it at the beginning, later, I went to the Oracle official website and read ORACLE data. I sent oracle11g R2 with a new feature. When exp and IMP are used, no segment

into the following two types.1) Instance Recovery: Oracle automates recovery When an Oracle instance fails.2) Media recovery: When the media that holds the database fails, the recovery

I have paid a lot of effort to improve it ........ You only need to define the following basic variables in the batch processing to generate clone instances of any Sid to any directory. Set oracle_base = D: \ Oracle10g \ app \ oracle \ product \ 10.2.0Set oracle_sid = tempSet syspwd = OracleSet data_base = D: \ data Not blow: study my scripts and you will get a lot! Known problems: you must understand the

This article mainly describes the Rman recovery scheme and Oracle Machine recovery, the need for friends can refer to the followingNote:The premise of ① recovery is that it is ready for backup② Full

backup fragments in the backup set, numbering starting from 1;%u: A shorthand form for%u_%p_%c, which can be used to generate each backup fragment (that is, a disk file)A unique name, which is the most commonly used naming method;%s: The number of the backup set;%t: Backup

/xifenfeiConnected.SQL> create table t_xifenfei tablespace xifenfei23 select * from dba_objects;Table created.SQL> insert into t_xifenfei2 select * from dba_objects;50055 rows created.SQL> commit;Commit complete.SQL> select BYTES from dba_free_space where TABLESPACE_NAME = 'ifenfei ';BYTES----------983040SQL> select BYTES from v $ datafile where name = '/u01/oracle/oradata/XFF/xifenfei01.dbf ';BYTES----------12582912SQL> select 12582912-983040 from du

We know that in previous versions of Oracle 10g R2, temporary files for temporary tablespaces are not automatically restored if you use Rman to recover the database. This has caused a series of problems, many DBAs forget to add temporary files after the recovery is complete, often to the application error to discover.