MySQL闪回工具之my2sql_共 my2sql 下载

my2sql

简介

go版MySQL binlog解析工具，通过解析MySQL binlog ，可以生成原始SQL、回滚SQL、去除主键的INSERT SQL等，也可以生成DML统计信息。https://github.com/liuhr/my2sql

安装

编译

git clone https://github.com/liuhr/my2sql.git
cd my2sql/
go build .
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也可以直接下载Linux版编译好的可执行文件
https://github.com/liuhr/my2sql/blob/master/releases/my2sql

应用案例

误删整张表数据，需要紧急回滚

mysql> #数据库
mysql> show create database testdb\G
*************************** 1. row ***************************
       Database: testdb
Create Database: CREATE DATABASE `testdb` /*!40100 DEFAULT CHARACTER SET utf8mb4 */

mysql> #表结构
mysql> show create table student\G
*************************** 1. row ***************************
       Table: student
Create Table: CREATE TABLE `student` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `number` int(11) NOT NULL,
  `name` varchar(255) DEFAULT NULL,
  `add_time` timestamp NULL DEFAULT CURRENT_TIMESTAMP COMMENT '添加的时间',
  `content` json DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE KEY `idx_name` (`number`,`name`)
) ENGINE=InnoDB AUTO_INCREMENT=1234 DEFAULT CHARSET=utf8

mysql> #数据
mysql> select * from student;
+------+--------+---------+---------------------+---------------------------------+
| id   | number | name    | add_time            | content                         |
+------+--------+---------+---------------------+---------------------------------+
|   12 |     12 | che     | 2020-07-06 19:39:17 | NULL                            |
| 1217 |     12 | hanraan | 2020-07-06 19:39:17 | NULL                            |
| 1218 |     12 | NULL    | 2020-07-06 19:39:17 | NULL                            |
| 1219 |     12 | hanran  | 2020-07-06 19:39:17 | NULL                            |
| 1221 |     13 | hanran  | 2020-07-06 19:40:10 | NULL                            |
| 1222 |     14 | hanran  | 2020-07-06 19:42:17 | NU
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