AWS-based Remote Disaster Recovery System Architecture
Disaster recovery is a technical precaution and measure that is taken back from any event that has a negative impact on the IT system .. A typical approach is to build repetitive infrastructure to ensure availability of backup capabilities in the event of a disast
The first attempt to back up an Oracle database to the AWS Cloud was typically backed up to a tape library or disk, and now it's easier to have a cloud. This is primarily backed up using AWS's S3 storage as an SBT device. As for what is AWS, what is S3, please refer to: http://www.amazonaws.cn/products/specific steps are as follows:Prerequisites: You will have an AWS
Tags: multiple user mode database alter modify DISTINCT ACK loss comparisonOriginal: SQL Server Backup and Recovery series backup and restore under three simple recovery modelsI. OverviewIn front of some theoretical knowledge of backup, this article starts with
RMAN backup and recovery-full recovery and Incomplete recoveryGlossary:
As the name suggests, full recovery means that the index data has not been lost. Incomplete recovery refers to the loss of some data after recovery. They are
The backup and recovery mentioned above are all focused on the user database. SQLServer also maintains a group of system-level databases (referred to as "system databases") that are critical to the running of server instances. After each system update, you must back up multiple system databases. The system databases that must be backed up include msdb, master, and mod.
The
Mysql data backup and recovery, mysql backup and recoveryBackup/recovery policies:1. Regular mysql backup and recovery time that the system can afford should be taken into consideration.2. Make sure that mysql opens log-bin. With
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
Oracle Database Operations (10)-logical backup and recovery of databases (tables), oracle backup and recovery
Logical backup and recovery of databases (tables)-export
System can export any scheme, for example:
Exp system/manager
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 |
I. Mark data
Log On with the scott user and set the tag data
SQL> select table_name from user_tables;
TABLE_NAME
------------------------------
DEPT
EMP
BONUS
SALGRADE
EMP_BAK
Creates a backup table emp_bak for the emp table.
Ii. Back up the database
1. Close the database cleanly.
SQL> shutdownimmediate
Databaseclosed.
Databasedismounted.
Oracle instance shut down.
2. Package backup data
[Oracle @ study ora
When I used expimp for a small backup and recovery operation, a problem occurred. Many empty tables cannot be expressed. I didn't understand it at the beginning. Later I went to the Oracle official website and read Orac.
A problem occurred when using exp/imp for a small Backup recovery operation. Many empty tables can
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=david.tianle; User-mode backup: oracle@senclo
to back up the control file to the trace fileTwo methods are available to control file recovery.1) Use recover database using backup controlfile in the mount status2) in the mount status, the trace file is generated and restored.
2-2 example:[Oracle @ localhost ~] $ Rlsqlplus/as sysdba
SQL * Plus: Release 10.2.0.1.0-Production on Monday August 1 21:40:03 2011
Copyright (c) 1982,200 5, Oracle. All rights
Openerp data backup and recovery, openerp backup and recoveryBack up the entire database:Use the backup file to restore the database:Notes:
It is best to write a script to automatically back up data
If you do not stop openerp When deleting a database, a prompt is displayed, indicating that the database is in use
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 is allocated when the table has no data, to save space. This will prevent the empty table
MySQL5.6 backup and recovery command, mysql5.6 backup and recoveryBackup
Mysqldump-P 3010-h 130.51.2.24-uroot-proot zplatdb> backup. SQL
Restore
Recover to my local machine, because I have not set a password for this machine, the password is blank,-p there do not know fill in the token
Mysql-u root-p *** zplatdb
Content of this Chapter
Consistent and inconsistent RMAN backups
Online backups and backup mode
Backup Sets
Image copies
Multiple copies of RMAN backups
Control File and server parameter file autobackups
Incremental backups
Backup retention policies
1. consistent and inconsistent backup of consistent and inco
Mysql common operations: mysql backup and recovery, mysql backup and recoveryLog on to mysql = mysql-uroot-p to view the database version select version ();
View DatabasesShow datases; view the current database select database (); view the current logon user select user (); View tables under a database; use db; show tables; view table fields; desc dong; create da
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