Oracle Rman 完整备份与恢复Recovery160;ManagerRMAN是一种用于备份backup还原restore和恢复recover数据库的Oracle160;工具。它能够备份整个数据库或数据库部件,如表空间数据文件控制文件
备份数大于n+1时不再备份backup database;//此时有users01.dbf的备份backup database;//此时有users01.dbf的备份,备份数是n+1=2backup database;//没有users01.dbf的备份,备份数=3>n+1backup database force;//此时有users01.dbf的备份,即使备份次数大于n+1...
RMAN> restore (datafile 5) from datafilecopy; RMAN> recover datafile 5; RMAN> sql "alter database datafile 5 online"; 注意,上面的圆括号很重要,如果没有,restore 命令就会执行失败。 1.6 Backup备份与恢复 Backup 备份命令生成Backup sets (备份集合),以oracle专有的格式保存,由一个完全的所有的备份片集...
Oracle Recovery Manager satisfies the most pressing demands of performant, manageable backup and recovery, for all Oracle data formats. A complete high availability and disaster recovery strategy requires dependable data backup, restore, and recovery procedures. Oracle Recovery Manager (RMAN) provides a ...
3、本文脚本源代码GitHub地址: https://github.com/guestart/rman_backup_and_restore_experiment 好书相送 在本文微信订阅号(dbaplus)评论区留下足以引起共鸣的真知灼见,并在本文发布后32小时之内成为点赞数最多的一名,可获得以下书籍一本~ 特别鸣谢图灵教育提供图书赞助。
A backup set can contain multiple files, whose data is multiplexed together. When creating a backup set, RMAN does not back up blocks that have never been formatted. FACTORS AFFECTING BACKUP AND RESTORE PERFORMANCE There are a number of factors that can influence backup and restore performance: ...
Oracle Recovery Manager satisfies the most pressing demands of performant, manageable backup and recovery, for all Oracle data formats. A complete high availability and disaster recovery strategy requires dependable data backup, restore, and recovery procedures. Oracle Recovery Manager (RMAN) provides a ...
如果知道从哪个备份集片提取spfile,可以添加from backup子句引用 Restore spfile from '/u01/bak/C-2539725638-20060629-00'; 1. 6)使用startup force重启数据库(假设只丢了spfile,其他文件完好) startup force 1. 4. 使用恢复目录 Rman会使用恢复目录找出最新的控制文件备份,因此不需使用autobackup参数。
Finished backup at 30-MAY-17 Starting Control File and SPFILE Autobackup at 30-MAY-17 piece handle=/usr/oracle/app/flash_recovery_area/ORCL/autobackup/2017_05_30/o1_mf_s_945338539_dlsqp4yv_.bkp comment=NONE Finished Control File and SPFILE Autobackup at 30-MAY-17 ...
Filed under Oracle Backup and Recovery(备份恢复), oracle, RMAN, 备份, 备份集, 恢复, 镜像复制 backup命令能够产生两种备份:备份集和镜像复制。 RMAN> show device type; RMAN configuration parameters for database with db_unique_name MAA are: ...