Discover paragon backup recovery 16, include the articles, news, trends, analysis and practical advice about paragon backup recovery 16 on alibabacloud.com
backup11. Incomplete recovery case based on point-in-time12. Incomplete recovery case based on cancellation13. An incomplete recovery case based on SCN14. How to recover one or more corrupted data files in archive mode15. How to recover one or more corrupted data files in non-archive mode16. Restore deleted after tablespace offline
backup first, and compress and update the backup time cat/etc/dumpdates #查看备份时间文件 CP Install.log/boot/#复制日志文件到/boot partition Dump-1uj-f/root/boot.bak1.bz2/boot/#增量备份/boot partition, and compress dump–w #查询分区的备份时间及备份级别的备份文件或目录 dump-0j-f/root/etc.dump.bz2/etc/#完全备份/etc/directory, can only use 0 levels for full backups, and no longer supports incremental backups2, restore command [[email protected]~]# Restor
MySQL backup and recovery-percona-xtrabackup incremental backup and recovery bitsCN.com article review
In the previous article, we talked about the use of percona-xtrabackup software. This article describes how percona-xtrabackup achieves incremental backup and
First, use the percona-xtrabackup tool to perform full backup of the database, and then perform Incremental backup of the data after each database data update.
First, use the percona-xtrabackup tool to perform full backup of the database, and then perform Incremental backup of the data after each database data update.
MySql backup and recovery, MySql backup and recovery
1. mysql backup:
Query the database to be backed up:
1: mysql -u root -psywu 2: 3: mysql> show databases; 4: +--------------------+ 5: | Database | 6: +--------------------+ 7: | information_schema |
setChannel ORA_DISK_1: starting piece 1 at 17-JAN-14Channel ORA_DISK_1: finished piece 1 at 17-JAN-14Piece handle =/u01/oracle/fast_recovery_area/LARRRDB/backupset/2014_01_17/blank _. bkp tag = TAG20140117T094447 comment = NONEChannel ORA_DISK_1: backup set complete, elapsed time: 00:00:03Finished backup at 17-JAN-14
Step 2: enable SQL Plus to display the full time
SQL> CONN SCOTT/tiger;Connected.SQL> SE
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 automatically completes the instance recovery if an in
Mysql-12-mysql backup and recovery, mysql-12-mysql backup
1. Database Backup
Backup = copy and management to prevent data loss and record user operation records. The most effective backup is to back up the IT architecture.
Princip
, elapsed time: 00: 02: 56 Finished restore at 10-DEC-12
2 RMAN> recover database;Starting recover at 10-DEC-12using channel ORA_DISK_1 starting media recovery archive log thread 1 sequence 16 is already on disk as file/oracle/CRM2/CRM/redo04b. logarchive log thread 1 sequence 17 is already on disk as file/oracle/CRM2/CRM/redo05.logarchive log filename =/oracle/CRM2/CRM/redo04b. log thread = 1 sequence =
disk I/O, create indexes, and so on. For large-scale backup and recovery, it is more appropriate to physically backup and copy the data files in their original format, which can be quickly restored: if your table is primarily a innodb table, or if you have a innodb and MyISAM table, you can consider using the MySQL mysqlbackup command backup.Restore operation:Le
The simplest way to protect data is to copy all the database files to another place. In case of a problem, you can overwrite these files to the original location for recovery and then start the database, such an operation is called full (or all) Consistent database backup and recovery. Here, we note that consistent Database B
Directory
I. Common commands for system backup and recovery1. fbackup/frecover2. Tar3. Sam4. copyutil5. make_recovery
Ii. methods and strategies for system backup and recovery1. system backup policy2. System Recovery Policy
1. Common commands for system backup and
of the backup slice (starting from 1 );% D: Database Name;% D: number of days in the month (dd );% M: month in the year (mm );% F: a unique name based on dbid, in the form of C-xxx-YYYYMMDD-QQ, where xxx bits the database's dbid, yyyymmdd is the date, QQ is a sequence of 1;% N: database name, which is filled with X characters on the right side to keep it 8 characters long;% U: an 8-character name consisting of the
Project Practice 6-mysql enterprise-level log management, backup and recovery practices, mysql enterprise-level
Mysql implements enterprise-level log management, backup, and recovery
Environment background:With the development of business, the company's business and scale continue to expand, the website has accumul
/cntl3SYBO2SZ. ctl
--> Mount Database
Sys @ SYBO2SZ> alter database mount;
Database altered.
--> Because only the control file is lost, we only restore the control file.
--> Restore the database, prompting you to use the backup controlfile option because the control file has changed after BACKUP.
Sys @ SYBO2SZ> recover database;
ORA-00283: recovery session can
can restore the control file based on the text file of the control file backed up earlier.
Createcontrolfile reuse database "ORCL2" NORESETLOGS ARCHIVELOG
MAXLOGFILES 16
MAXLOGMEMBERS 3
MAXDATAFILES 100
MAXINSTANCES 8
# MAXLOGHISTORY 292
LOGFILE
GROUP 1'/u01/tiger/oradata/orcl2/redo01.log' SIZE 50 M,
GROUP 2'/u01/tiger/oradata/orcl2/redo02.log 'SIZE 50 M,
GROUP 3 '/u01/tiger/oradata/orcl2/redo03.log' SIZE50M
DATAFILE
'/U01/tiger/oradata/orcl2/system0
, we can restore the boot partition through backup recovery, or we can modify the file name directly as we just did. Here, I first directly change the file name, to avoid the back forget the recovery caused by the system shutdown can not start, and so on after the presentation of all modes to demonstrate the recovery f
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