数据库回滚undo 的相关内容

阿里云文档 2025-11-07

调用GetDataCorrectRollbackFile获取数据变更工单的回滚附件下载地址-数据管理 DMS-阿里云

调用GetDataCorrectRollbackFile接口，获取数据变更工单提交的回滚附件下载地址。

阿里云文档 2025-05-29

调用ModifyDBClusterMigration切换或回滚迁移任务

切换或回滚RDS一键升级到PolarDB的迁移任务。

文章 2025-03-14 来自：开发者社区

【YashanDB数据库】大事务回滚导致其他操作无法执行，报错YAS-02016 no free undo blocks

问题现象客户将一个100G的表的数据插入到另一个表中，使用insert into select插入数据。从第一天下午2点开始执行，到第二天上午10点，一直未执行完毕。由于需要实施下一步操作，客户kill重启了数据库，之后数据库一直回滚中，导致后续执行其他操作都报错YAS-02016 no free undo b...

阿里云文档 2024-11-04

sql备份与sql回滚

在DMS的SQL窗口对数据库进行变更操作时，可能会由于误更新、误删除等原因导致数据不符合预期。此时，您可以使用DMS的SQL备份与回滚功能，快速将数据恢复到变更前的状态。

文章 2024-06-27 来自：开发者社区

关系型数据库mysql回滚日志（Undo Log）

在关系型数据库MySQL中，尤其是使用InnoDB存储引擎时，回滚日志（Undo Log）是一个关键的概念，用于确保事务的原子性和持久性。Undo Log主要用于以下两个场景：事务回滚：当一个事务需要回滚时，数据库系统会使用Undo Log来恢复数据到事务开始之前的状态。这是因为Undo Log包含了事务开始以来所有更改前的数据副本。一致性读：InnoDB使用多版本并发控制（MVC...

阿里云文档 2024-04-08

使用ROLLBACK回滚当前事务

该语句可以回滚当前事务并且导致该事务所做的所有更新都被抛弃。

阿里云文档 2024-04-08

使用ABORT回滚当前事务

ABORT语句可用于回滚当前事务并且导致由该事务所作的所有更新被丢弃，这个命令的行为与ROLLBACK的行为一样。

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更新时间 2025-03-15 15:19:08

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数据库审计

满足等保2.0二级和三级 “安全审计”合规要求的同时，智能解析数据库通信流量，细粒度审计数据库访问行为，通过对数据库全量行为的审计溯源、危险攻击的实时告警、风险语句的智能预警，提供数据库资产最安全的监控保障。

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