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8. Import / Export (Backup and Recovery)

8.1. Export(Backup)

		
mysqldump -hlocalhost -proot -p**** mydb > mydb.sql
		
		

gzip

		
mysqldump -hlocalhost -proot -p**** mydb | gzip > mydb.sql.gz
		
		

8.2. Import(Recovery)

		
mysql -hlocalhost -proot -p**** mydb < mydb.sql
		
		

gunzip

		
gunzip mydb.sql.gz -c | mysql -hlocalhost -proot -p**** mydb
		
		

8.3. xml

export xml

$ mysqldump -uusrname -ppasswd -X -t database table -r filename.xml
		

8.4. 備份表數據

SELECT * INTO OUTFILE 'file_name' FROM tbl_name
LOAD DATA INFILE 'file_name' REPLACE INTO TABLE tbl_name
		

8.5. source

		
mysql> use your_db
mysql> SOURCE database.sql
		
		

8.6. 使用 mysqlhotcopy 備份 MyISAM 引擎的資料庫

shell> mysqlhotcopy db_name /path/to/some/dir
mysql:~# mysqlhotcopy --user=neo --password=chen shop /tmp/backup
Locked 100 tables in 0 seconds.
Flushed tables (`shop`.`account_log`, `shop`.`ad`, `shop`.`ad_custom`, `shop`.`ad_position`, `shop`.`admin_action`,
`shop`.`admin_log`, `shop`.`admin_message`, `shop`.`admin_user`, `shop`.`adsense`, `shop`.`affiliate_log`,
...
...
...
`shop`.`user_rank`, `shop`.`users`, `shop`.`virtual_card`, `shop`.`volume_price`, `shop`.`vote`, `shop`.`vote_log`,
`shop`.`vote_option`, `shop`.`wholesale`) in 0 seconds.
Copying 299 files...
Copying indices for 0 files...
Unlocked tables.
mysqlhotcopy copied 100 tables (299 files) in 0 seconds (0 seconds overall).
		

8.7. AutoMySQLBackup

https://sourceforge.net/projects/automysqlbackup/

8.8. xtrabackup - Open source backup tool for InnoDB and XtraDB.

https://launchpad.net/percona-xtrabackup

8.8.1. Percona yum Repository
$ rpm -Uhv http://www.percona.com/downloads/percona-release/percona-release-0.0-1.x86_64.rpm
			
# yum search xtrabackup
================================================================ N/S Matched: XtraBackup =================================================================
holland-xtrabackup.noarch : Xtrabackup plugin for Holland
percona-xtrabackup.x86_64 : XtraBackup online backup for MySQL / InnoDB
percona-xtrabackup-debuginfo.x86_64 : Debug information for package percona-xtrabackup
percona-xtrabackup-test.x86_64 : Test suite for Percona Xtrabackup
			
# yum install percona-xtrabackup
			
8.8.2. Creating an Incremental Backup
xtrabackup --backup --target-dir=/data/backups/base --datadir=/var/lib/mysql/
			
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