oracle 12c backup and recovery

Today, we encountered Oracle database sequence problems, simply to a full library of backup and recovery. As follows Imp/exp Way Table mode Backup: Oracle@sencloudserver:exp dhoffice/dhoffice rows=y indexes=n compress=n buffer=65536. DMP Log=exp_tianle_090101.log Tables=dav

= Tag20180112t205525channel ora_disk_1:restored backup piece 1channel ora_disk_1:validation complete, elapsed time:00:00 : 01Finished restore at 12-jan-2018 21:54:48rman> restore SPFile validate; Starting restore at 12-jan-2018 21:54:57using channel Ora_disk_1channel ora_disk_1:starting validation of datafile backup Setchannel ora_disk_1:reading from backup piec

Tags: MoS unique oracl product Memory server app not strEnvironment is 12.2.0.1 version, Oracle Data guard Main Library patrol found alert with abnormal error: 2018-07-10t13:24:04.710366+08:00Errors in FILE/U01/APP/ORACLE/DIAG/RDBMS/DWDB/DWDB1/TRACE/DWDB1_M000_4455.TRC:Ora-00245:control file backup failed; In Oracle RA

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

We also encountered the Oracle database sequence problem, so we can simply back up and restore the entire database. As follows: Imp/exp Method Table mode backup: Oracle @ sencloudServer: exp dhoffice/dhoffice rows = y indexes = n compress = n buffer = 65536 file = dhoffice_090101.dmp log = exp_tianle_090101.log tables = david. tianle; User Mode

%s'database include current Controlfile plus archivelog filesperset -Format'/rman_backup/bak_data/arc0_%d_%t_%s' ; Delete noprompt obsolete; Release channel C1;} eof#Incremental backup backupincr1.sh # script.: Backupfull.SH# creater:wangshengzhuang#Date: ./ on/ to# desc:backup Incremental database datafileincharchive with rman# connect Databaseexport oracle_base=/home/oratest/app/Oratestexport Oracle_home=/home/oratest/app/oratest/product/12.1

Today, we have encountered the Oracle database sequence problem. We simply need to back up and restore the entire database. As follows: Imp/exp Method Table mode backup: Oracle @ sencloudserver: EXP dhoffice/dhoffice rows = y indexes = n compress = n buffer = 65536 file = dhoffice_090101.dmp log = exp_tianle_090101.log tables = David. tianle; User Mode backup:Ora

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

I. Cold backup1. When the database is shut down normally, you must know the name and path of the backup file before performing the cold backup.Copy codeThe Code is as follows:SQL> select name from v $ datefile;SQL> select name from v $ controlfile;SQL> select member from v $ logfile; 2. files to be backed up for cold backup include:All data files, all control files, and all online redo log files3. Cold

Format reload system, only to think of Oracle 10g database did not do backup, began to think very troublesome, did not expect the database recovery is quite smoothRecovery method:1, the original database file backup, (D:\ORACLE\PRODUCT\10.2.0\ORADATA\GQXT), rename it, I name

the latest transaction processing. The restored block is generated throughout the process. This is called roll-forward or cache restoration. 3. At this time, the restored data file contains submitted and uncommitted changes. 4. Restore blocks are used to roll back any uncommitted changes. It is also called transaction recovery. 5. At this time, the data file is in the restored State and consistent with other data files in the database. --------------

Note: 1 The experiment environment is the same platform, in the same byte order, in the same version. The directory structure of the source and target machines is the same. 2. You only need to install the oracle database software on the target machine. 3. Use backup for the first time to restore the test environment, copy the backup from the source machine to the

Full and incomplete Oracle database recovery and user management Backup Recovery Comparison between full recovery and Incomplete recovery: 1. Full recovery: restores the database to the

Oracle uses the backup control file for recovery, and then creates a tablespace for recovery. 1. Create a tablespace after the backup control file, and all the control files are lost. How can I restore the table using the backup c

long time. Definition and classification of recovery 恢复就是发生故障后，利用已备份的数据文件或控制文件，重新建立一个完整的数据库，恢复分为以下两种类型： Instance Recovery: Oracle automates recovery When an Oracle instance fails Media recovery:

by rolling back the transaction, and will also release the resources currently occupied by the process.3) Instance failureAn instance failure occurs when an Oracle DB instance cannot continue to run due to a hardware failure or a software problem. Hardware issues include accidental power outages, and software problems could be a server operating system crash.When the database is restarted, Oracle automatic