mysqldump-u username-p database_name>backup.sql 如何恢复 代码语言:javascript 代码运行次数:0 运行 AI代码解释 mysql-u username-p database_name<backup.sql 物理备份(Physical Backup) 方式:直接复制数据库数据文件,通常通过 xtrabackup 或文件系统的备份。 工具:Percona XtraBackup, cp 或 rsync(在停机或只读...
mkdir -p /backup/mysql/physical_cold_backup/$(date +%Y%m%d) chown -R mysql:mysql /backup/ # 确保MySQL用户可读写 1. 2. (2)执行备份(复制数据文件) 全量备份所有数据库: tar czvf /backup/mysql/physical_cold_backup/$(date +%Y%m%d)_full.tar.gz \ /var/lib/mysql/ # 直接打包数据目录 1....
1)完全备份(full backup) 2)部分备份(partial backup) (3)根据备份时的接口 1)物理备份(physical backup):直接复制数据文件 ,打包归档 特点: 不需要额外工具,直接归档命令即可,但是跨平台能力比较差;如果数据量超过几十个G,则适用于物理备份 2)逻辑备份(logical backup): 把数据抽取出来保存在sql脚本中 特点: ...
备份分为物理备份和逻辑逻辑备份备份物理备份逻辑备份数据文件、控
Physical backup methods typically are initiated locally on the MySQL server host so that the server can be taken offline, although the destination for copied files might be remote. Snapshot Backups Some file system implementations enable“snapshots”to be taken. These provide logical copies of the...
逻辑备份的最大优点是对于所有存储引擎都可以用同样的方法来备份,是目前中小型系统最常使用最简单的备份方式。本小节将主要介绍 MySQL 的逻辑备份。 1. 什么是逻辑备份 简单的说,逻辑备份就是将数据库中的数据备份为文本文件,备份文件可以查看和编辑。针对中小型系统,逻辑备份要来的简单高效。
可能的值有 "logical": 逻辑冷备, "physical": 物理冷备。示例值:physical BackupId Integer 备份子任务的ID,删除备份文件时使用示例值:1000 Status String 备份任务状态。可能的值有 "SUCCESS": 备份成功, "FAILED": 备份失败, "RUNNING": 备份进行中。示例值:SUCCESS FinishTime String 备份任务的完成时间...
A significant change included in this version now enables mydumper to handle all schema objects!! So there is no longer a dependency on using mysqldump to ensure complex schemas are backed up alongside the data.
See Also cold backup, hot backup, logical backup, MySQL Enterprise Backup, mysqldump, physical backup, warm backup. Barracuda The code name for an InnoDB file format that supports the COMPRESSED row format that enables InnoDB table compression, and the DYNAMIC row format that improves the storage...
This logical data model, with objects such as data tables, views, rows, and columns, offers developers and database administrators a flexible programming environment. They can set up rules governing the relationships between different data fields, such as one to one, one to many, unique, ...