在生产环境中升级MySQL主要版本需谨慎规划，包括兼容性检查、复制策略、测试和切换控制。本文提供了基于实际DBA工作流程的MySQL升级检查清单。

在MySQL 8.4升级中，innodb_change_buffering默认禁用，导致写延迟显著增加。虽然不再优化随机I/O，但需关注其对性能的影响。恢复设置后，写延迟恢复正常。

MySQL HeatWave Service on Oracle Cloud Infrastructure (OCI) provides built-in telemetry and logging capabilities that help organizations monitor database activity, troubleshoot issues, and...

Announcing MySQL HeatWave Telemetry data publishing into OCI Log Analytics — the easiest way to view , analyze the MYSQL Heatwave Logs New build-in feature to publish the MySQL Logs to OCI Log...

Moving from Ops Insights/Database Management to OCI Monitoring and Unified Log Analytics OCI is updating the recommended approach for observing MySQL HeatWave. This includes changes to existing...

This is a quick one.  My attention was recently brought (thanks Simon) on a relatively recent comment (25 Nov 2025) in Bug #103672 - Binlog compression transaction payload event...

In the world of database management, MySQL HeatWave offers powerful in-memory analytics capabilities that can supercharge your OLTP queries. But what happens when you introduce views into the mix?...

MySQL observability is essential in modern enterprises, whether you run a few critical databases or operate at massive scale. With the right real‑time monitoring, teams reduce MTTD/MTTR, avoid...

Percona即将举行的活动及以往的网络研讨会和论坛材料可供查看。

On March 23, 2026, the MySQL Community Team hosted our second public discussion focused on shaping a new era of MySQL community engagement. With over 50 attendees participating, the session...

Last week, we published MySQL Early Access Release builds available for community testing and feedback ahead of the upcoming stable releases. Early Access builds are ideal for developers and DBAs...

More MySQL Worklogs and MySQL Developer Guide published As we ramp up to the MySQL Community Edition release in April, and as part of your our updated community engagement approach (see: A New Era...

As a follow-up to our previous blog post, “Where can you find MySQL during January to April 2026” (published at the end of January 2026), we would like to share an update. With the dynamic nature...

本文介绍了如何在Ubuntu 26.04上安装MySQL服务器，包括系统更新、安装命令、服务启动和安全设置，并提供了一些基本的MySQL命令。

MySQL benefits from a large and technically rigorous community—people who run MySQL at scale, test it in diverse environments, and surface issues (and ideas) that make the product better. Over the...

发现MySQL的binlog文件占用大量磁盘空间，重启后binlog_expire_logs_seconds参数失效。通过创建自定义配置文件并挂载到Docker中，成功解决了问题，节省了服务器空间。

Following the strong participation in our first Public MySQL Community Roadmap Discussion (with attendees joining from around the world), we are excited to invite you to the second edition of this...