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                ## binlog日志恢復 > 前提:需要開啟binlog日志 * 查看binlog日志情況 ``` show variables like '%bin%'; ``` ![](https://img.kancloud.cn/d7/26/d7267e27316936a6b82410203efb62e4_550x439.png) * binlog日志配置 ``` [mysqld] log-bin=/www/server/data/mysql-bin server-id=1 binlog-format = MIXED ``` ## ## bin-log恢復數據 1. 第一步先停止數據庫服務/或者關閉nginx,避免數據寫入 2. 將 mysql-bin.000011 文件轉化成sql語句 ``` /www/server/mysql/bin/mysqlbinlog /www/server/data/mysql-bin.000011 > /root/info.sql ``` 3. 打開 info.sql ``` vim info.sql ``` 4.找到誤操作的sql語句,并刪除誤操作的sql語句 ![](https://img.kancloud.cn/01/52/0152abaf8c73f8ebadae8d4de3be76d7_1000x286.png) 基于位置刪除,刪除誤操作的sql語句,保存。 5.將保存的sql導入到數據庫 ``` source /root/info.sql; ``` 6.恢復成功 ## ### 總結: (1) 如果有多個mysql-bin文件,則需全部依次轉化成sql文件,并找到有誤刪除的sql文件改正。然后將多個sql文件依次導入到數據庫中。 (2) 每次啟動MySQl服務都會新生成一份bin-log日志文件 ## 其他### 假如需要將某一個binlog完全恢復,只需要執行以下命令: ~~~text mysqlbinlog mysql-bin.000010 | mysql -uroot -p ~~~ 方法1、根據起始和終止時間進行恢復 ~~~text mysqlbinlog mysql-bin.000001 --start-datetime='2019-07-12 19:50:36' --stop-datetime='2019-07-13 19:23:40' | mysql -uroot -p ~~~ 方法2、根據起始節點和終止節點進行恢復 ~~~text #查看binlog日志的節點位置情況 show binlog events in 'mysql-bin.000001' \G; #根據binlog起始和結束節點做恢復 mysqlbinlog mysql-bin.000001 --start-position=100 --stop-position=200 | mysql -uroot -p ~~~
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