mysql db backup and restore

/vg0/lv_mysql_snapBack to here basic completionEnabling the restoration of LVM snapshots1. Simulated damage #模拟在损坏前有用户写入了其他数据信息 mysql> create database db1; mysql> create database db2; #删除数据库数据 rm -rf /data/mysql/* #停止数据库 systemctl stop mariadb2. Restoring a backed up data file cp -av /backup/*

Tags: des blog http io ar os using SP forA sample that can jump directly to the last face to view Really did not think, has been the user of PostgreSQL, suddenly need a library transplant has become the first trick! Originally it was quite different from the MySQL command line operation.Don't be afraid, but be careful, because database operation is the core of the site, once there is damage or loss, the consequences are very serious.I wrote the steps

backup–incremental-dir=directory directory path for incremental backup storage–redo-only is used to prepare the incremental backup content to merge the data into the full backup directory, in conjunction with the –incremental-dir incremental backup directory.–force-non-empt

Label:1. Backup With the database engine connected, I have 2 instances locally, SQL Server, Sqltest, and (1-1). (Fig. 1-1) To back up SQL Server, for example, right-click a task--backup, (1-2). (Fig. 1-2) The (1-3) interface appears: "Source"-the database, which defaults to the selected DB instance in figure (1-2). The "target" default

is a specific library backup restore, do not need to delete the entire MySQL directory, only the specific library and related files can be restored with this parameter will not be error.Other specific parameters can be consulted: http://www.percona.com/doc/percona-xtrabackup/2.1/innobackupex/innobackupex_option_reference.htmlFull

When we forget to make a full backup, and did not enable binlog, and executed deletefromsbtest; all data is lost, it is very difficult to restore. Today, PerconaDataRecoveryToolforInnoDB is used When we forget to make a full backup, and did not enable binlog, and executed deletefromsbtest; all data is lost, it is very difficult to

restore is complete, you will see that the restored database name is rendered "DBName (restoring ...)"To restore the database again, select the differential backup file, the direct point is OK.Steps:1, first, such as a full backup of the database and then do the differential backup2, for differential

/[email protected] Catalog Rman/rmanrman> Register database;If you want to re-register, query the data dictionary db to get Db_key and db_id execute dbms_rcvat. The Unregisterdatabase command cancels the registration. Re-enroll.Sql> Conn Rman/rmanSql> select * from DB;sql> exec dbms_rcvcat.unregisterdatabase (db_key,db_id);rman> Resync Catalog;Make a full backup

ISNULL (@BKPATH,"')="'SET @BKPATH =Dbo.f_getdbpath (NULL) IF ISNULL (@BKFNAME,"')="'SET @BKFNAME ='\dbname\_\date\_\time\. BAK'SET @BKFNAME=replace (replace (replace (@BKFNAME,'\dbname\ ', @DBNAME),'\date\ ', CONVERT (Varchar,getdate (), () ),'\time\ ', REPLACE (CONVERT (Varchar,getdate (), 108),':',"')) SET @SQL='BACKUP'+case @BKTYPE when'LOG'Then'LOG'ELSE'DATABASE'END+'['[Email protected]+']'+'To disk=" "[Email protected]+@BKFNAME+" " with'+case @B

Mysql backup: full backup and incremental backup bitsCN.com Mysql backup: full backup and incremental backup Full

Xtrabackup is a backup software for MySQLXtrabackup is a innodb to do data backup tools, Support Online hot backup (backup without affecting the data read and write), is a commercial backup tool InnoDB hotbackup a good alternative. Xtrabackup has two main tools: Xtrabackup,

" 12500)----(can be no, if the restore error is added)DB2 Restore DB JMAM_DQ continue4. Copying log filesAfter the last command succeeds, view the directory path, d:\db2\node0000\sql0000*\sqlogdir\, copy the log file in jmam_dq.0 toIn the destination folder. (If the path is not correct, you can view the "Newlogpath" entry by executing the DB2 get

Mysqldump Backup common usage1. Export the entire database (including data in the database)Mysqldump-u username-p dbname > Dbname.sql2. Export database structure (without data)Mysqldump-u username-p-D dbname > Dbname.sql3. Export a data table in the database (contains data)Mysqldump-u username-p dbname tablename > tablename.sqMysqldump-uroot-p-B dbname --table TableName > Tablename.sql4. Export the table structure of a data table in the database (with

From the above recovery process, we can see that all logs are applied, including online logs, archived logs to sequence9, but sequence is restored to 10. 10 as the current log. 8, From the above recovery process, we can see that all logs are applied, including online logs, archived logs to sequence9, but sequence is restored to 10. 10 as the current log. 8, 1. Full database backupRMAN> run {Allocate channel c1 type disk maxpiecesize = 500 m;Backup