【MySQL】数据库逻辑备份工具--mydumper-创新互联
[root@wallet01 ~]# yum install -y glib2-devel mysql-devel zlib-devel \ pcre-devel openssl-devel cmake [root@wallet01 ~]# git clone https://github.com/maxbube/mydumper.git Initialized empty Git repository in /root/mydumper/.git/ error: while accessing https://github.com/maxbube/mydumper.git/info/refs fatal: HTTP request failed [root@wallet01 ~]# yum update -y nss curl libcurl [root@wallet01 ~]# git clone https://github.com/maxbube/mydumper.git Initialized empty Git repository in /root/mydumper/.git/ remote: Enumerating objects: 1185, done. remote: Total 1185 (delta 0), reused 0 (delta 0), pack-reused 1185 Receiving objects: 100% (1185/1185), 983.01 KiB | 573 KiB/s, done. Resolving deltas: 100% (724/724), done. [root@wallet01 ~]# cd mydumper [root@wallet01 mydumper]# cmake . [root@wallet01 mydumper]# make [root@wallet01 mydumper]# make install [root@wallet01 ~]# mydumper --help -B, --database 需要备份的数据库，不指定则备份全部库 -T, --tables-list 需要备份的表，多表用逗号隔开 -O, --omit-from-file File containing a list of database.table entries to skip, one per line (skips before applying regex option) -o, --outputdir 备份目录 -s, --statement-size Attempted size of INSERT statement in bytes, default 1000000 -r, --rows Try to split tables into chunks of this many rows. This option turns off --chunk-filesize -F, --chunk-filesize Split tables into chunks of this output file size. This value is in MB -c, --compress 压缩备份文件 -e, --build-empty-files Build dump files even if no data available from table -x, --regex Regular expression for 'db.table' matching -i, --ignore-engines Comma delimited list of storage engines to ignore -N, --insert-ignore Dump rows with INSERT IGNORE -m, --no-schemas 不备份表结构，仅备份表数据 -d, --no-data 不备份表数据，仅备份表结构 -G, --triggers 备份与表关联的触发器 -E, --events 备份数据库的事件 -R, --routines 备份数据库的存储过程和函数 -W, --no-views 不备份数据库的视图 -k, --no-locks Do not execute the temporary shared read lock. WARNING: This will cause inconsistent backups --no-backup-locks Do not use Percona backup locks --less-locking Minimize locking time on InnoDB tables. -l, --long-query-guard Set long query timer in seconds, default 60 -K, --kill-long-queries Kill long running queries (instead of aborting) -D, --daemon Enable daemon mode -I, --snapshot-interval Interval between each dump snapshot (in minutes), requires --daemon, default 60 -L, --logfile Log file name to use, by default stdout is used --use-savepoints Use savepoints to reduce metadata locking issues, needs SUPER privilege --lock-all-tables Use LOCK TABLE for all, instead of FTWRL --trx-consistency-only Transactional consistency only --complete-insert Use complete INSERT statements that include column names -h, --host The host to connect to -u, --user Username with the necessary privileges -p, --password User password -a, --ask-password Prompt For User password -P, --port TCP/IP port to connect to -S, --socket UNIX domain socket file to use for connection -t, --threads 备份使用的线程数量，默认是 4 -C, --compress-protocol Use compression on the MySQL connection -V, --version Show the program version and exit -v, --verbose Verbosity of output, 0 = silent, 1 = errors, 2 = warnings, 3 = info, default 2 备份全部库：除了information_schema与performance_schema之外的库都会被备份 [mysql@wallet01 ~]$ mydumper -u root -p abcd.1234 -o /home/mysql/backup 备份指定的库 [mysql@wallet01 ~]$ mydumper -u root -p abcd.1234 -B tpcc100 -o /home/mysql/backup [mysql@wallet01 ~]$ cd backup [mysql@wallet01 backup]$ ls -lh total 732M -rw-rw-r-- 1 mysql mysql 141 Feb 1 09:08 metadata -rw-rw-r-- 1 mysql mysql 1.4K Feb 1 09:07 tpcc100.customer-schema.sql -rw-rw-r-- 1 mysql mysql 172M Feb 1 09:08 tpcc100.customer.sql -rw-rw-r-- 1 mysql mysql 804 Feb 1 09:07 tpcc100.district-schema.sql -rw-rw-r-- 1 mysql mysql 11K Feb 1 09:07 tpcc100.district.sql -rw-rw-r-- 1 mysql mysql 481 Feb 1 09:07 tpcc100.history-schema.sql -rw-rw-r-- 1 mysql mysql 19M Feb 1 09:07 tpcc100.history.sql -rw-rw-r-- 1 mysql mysql 431 Feb 1 09:07 tpcc100.item-schema.sql -rw-rw-r-- 1 mysql mysql 7.9M Feb 1 09:07 tpcc100.item.sql -rw-rw-r-- 1 mysql mysql 304 Feb 1 09:07 tpcc100.new_order-schema.sql -rw-rw-r-- 1 mysql mysql 1.1M Feb 1 09:07 tpcc100.new_order.sql -rw-rw-r-- 1 mysql mysql 615 Feb 1 09:07 tpcc100.order_line-schema.sql -rw-rw-r-- 1 mysql mysql 204M Feb 1 09:08 tpcc100.order_line.sql -rw-rw-r-- 1 mysql mysql 525 Feb 1 09:07 tpcc100.orders-schema.sql -rw-rw-r-- 1 mysql mysql 14M Feb 1 09:07 tpcc100.orders.sql -rw-rw-r-- 1 mysql mysql 66 Feb 1 09:07 tpcc100-schema-create.sql -rw-rw-r-- 1 mysql mysql 1.2K Feb 1 09:07 tpcc100.stock-schema.sql -rw-rw-r-- 1 mysql mysql 316M Feb 1 09:08 tpcc100.stock.sql -rw-rw-r-- 1 mysql mysql 730 Feb 1 09:07 tpcc100.warehouse-schema.sql -rw-rw-r-- 1 mysql mysql 1.2K Feb 1 09:07 tpcc100.warehouse.sql 备份指定的表 [mysql@wallet01 ~]$ mydumper -u root -p abcd.1234 -B tpcc100 -T customer -o /home/mysql/backup [mysql@wallet01 ~]$ cd backup [mysql@wallet01 backup]$ ls -lh total 172M -rw-rw-r-- 1 mysql mysql 141 Feb 1 09:20 metadata -rw-rw-r-- 1 mysql mysql 1.4K Feb 1 09:20 tpcc100.customer-schema.sql -rw-rw-r-- 1 mysql mysql 172M Feb 1 09:20 tpcc100.customer.sql -rw-rw-r-- 1 mysql mysql 66 Feb 1 09:20 tpcc100-schema-create.sql 备份多表 [mysql@wallet01 ~]$ mydumper -u root -p abcd.1234 -B tpcc100 -T customer,orders -o /home/mysql/backup [mysql@wallet01 ~]$ cd backup [mysql@wallet01 backup]$ ls -lh total 186M -rw-rw-r-- 1 mysql mysql 141 Feb 1 09:24 metadata -rw-rw-r-- 1 mysql mysql 1.4K Feb 1 09:24 tpcc100.customer-schema.sql -rw-rw-r-- 1 mysql mysql 172M Feb 1 09:24 tpcc100.customer.sql -rw-rw-r-- 1 mysql mysql 525 Feb 1 09:24 tpcc100.orders-schema.sql -rw-rw-r-- 1 mysql mysql 14M Feb 1 09:24 tpcc100.orders.sql -rw-rw-r-- 1 mysql mysql 66 Feb 1 09:24 tpcc100-schema-create.sql 仅备份表结构 [mysql@wallet01 ~]$ mydumper -u root -p abcd.1234 -B tpcc100 -T customer -d -o /home/mysql/backup [mysql@wallet01 ~]$ cd backup [mysql@wallet01 backup]$ ls -lh total 12K -rw-rw-r-- 1 mysql mysql 141 Feb 1 09:25 metadata -rw-rw-r-- 1 mysql mysql 1.4K Feb 1 09:25 tpcc100.customer-schema.sql -rw-rw-r-- 1 mysql mysql 66 Feb 1 09:25 tpcc100-schema-create.sql 仅备份表数据 [mysql@wallet01 ~]$ mydumper -u root -p abcd.1234 -B tpcc100 -T customer -m -o /home/mysql/backup [mysql@wallet01 ~]$ cd backup [mysql@wallet01 backup]$ ls -lh total 172M -rw-rw-r-- 1 mysql mysql 141 Feb 1 09:27 metadata -rw-rw-r-- 1 mysql mysql 172M Feb 1 09:27 tpcc100.customer.sql [root@wallet01 ~]# myloader --help -d, --directory 备份目录 -q, --queries-per-transaction Number of queries per transaction, default 1000 -o, --overwrite-tables 如果表已经存在则删除 -B, --database 还原到另一个数据库，例如备份A库，还原为B库 -s, --source-db 需要还原的数据库（备份文件中） -e, --enable-binlog Enable binary logging of the restore data -h, --host The host to connect to -u, --user Username with the necessary privileges -p, --password User password -a, --ask-password Prompt For User password -P, --port TCP/IP port to connect to -S, --socket UNIX domain socket file to use for connection -t, --threads 还原使用的线程数量，默认是 4 -C, --compress-protocol Use compression on the MySQL connection -V, --version Show the program version and exit -v, --verbose Verbosity of output, 0 = silent, 1 = errors, 2 = warnings, 3 = info, default 2 还原全部库 [mysql@wallet01 ~]$ myloader -u root -p abcd@1234 -o -d /home/mysql/backup 还原指定的库 [mysql@wallet01 ~]$ myloader -u root -p abcd@1234 -o -s tpcc100 -d /home/mysql/backup 备份的tpcc100库还原为tpcc200库 [mysql@wallet01 ~]$ myloader -u root -p abcd@1234 -o -B tpcc200 -s tpcc100 -d /home/mysql/backup 还原指定的表 [mysql@wallet01 ~]$ mysql -uroot -pabcd@1234 tpcc100 < /home/mysql/backup/tpcc100.customer-schema.sql [mysql@wallet01 ~]$ mysql -uroot -pabcd@1234 tpcc100 < /home/mysql/backup/tpcc100.customer.sql
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