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May 12, 2025
InnoDB Cluster Setup: Building a 3-Node High Availability Architecture
Modern applications need to be highly available and easy to scale. A three-node MySQL InnoDB Cluster—built on MySQL Group Replication [...]
May 8, 2025
Deploying External Read Replica in MySQL InnoDB Cluster
Innodb Cluster or ClusterSet topologies already have secondary instances that can act as a failover for primary or also offload read [...]
April 21, 2025
Speeding Up Percona XtraDB Cluster State Transfers with Kubernetes Volume Snapshots
When using the Percona Operator for MySQL based on Percona XtraDB Cluster (PXC), it’s common to encounter scenarios where cluster [...]
April 17, 2025
What’s New in MySQL 8.4 LTS: Key Enhancements Explained
MySQL has been evolving rapidly, and with the recent release of MySQL 8.4, there’s a lot to unpack. While MySQL [...]
April 15, 2025
Percona Server for MySQL Data Masking Enhanced with Dictionary Term Cache
In Percona Server for MySQL 8.0.41 / 8.4.4, we significantly re-designed the Data Masking Component. In particular, we made the [...]
April 9, 2025
Percona Server for MySQL: Enhanced Encryption UDFs
In Percona Server for MySQL 8.0.41 / 8.4.4, we introduced several improvements in Encryption User-Defined Functions. Added support for RSAES-OAEP [...]
April 2, 2025
How to Migrate From MariaDB to MySQL
This post was originally published in May 2024 and was updated in April 2025. MySQL and MariaDB are two major [...]
March 24, 2025
Percona XtraBackup 8.4 Pro: Reduce Server Locking by up to 4300X
When performing backups, reducing the amount of time your server is locked can significantly improve performance and minimize disruptions. Percona [...]
March 19, 2025
Troubleshooting Common MySQL Performance Issues
MySQL databases serve as the foundation of countless applications, powering everything from simple blogs to massive enterprise platforms. But as [...]
March 17, 2025
Percona Server for MySQL 8.4.2 vs 8.0.40: Comparison of Variables and Keywords
In this blog, we will look at the differences between LTS (Long Term Stable) versions of Percona Server for MySQL. [...]
March 10, 2025
Extending MySQL 5.7: Percona Releases Post-End-of-Life Source Code to the Community
Percona is excited to announce the community release of our MySQL 5.7 End-of-Life (EOL) source code for both Percona Server [...]
March 3, 2025
MySQL 101: How to Find and Tune a Slow MySQL Query
This blog was originally published in June 2020 and was updated in March 2025. One of the most common support [...]
March 1, 2025
InnoDB Performance Optimization Basics
This blog was originally published in March 2023 and was updated in March 2025. This blog is in reference to [...]
February 26, 2025
Using VS Code and Docker to Debug MySQL Crashes
Typically, we receive customer tickets regarding crashes or bugs, where we request a core dump to analyze and identify the [...]
February 24, 2025
Understanding trx-consistency-only on MyDumper Before Removal
I have been working on MyDumper for over three years now, and I usually don’t use the tax-consistency-only feature during backups because [...]
February 14, 2025
Orchestrator (for Managing MySQL) High Availability Using Raft
As we know, Orchestrator is a MySQL high availability and replication management tool that aids in managing farms of MySQL servers. [...]
February 12, 2025
Considering Alternatives for Your MySQL Migration? Why Percona Should Be Your First Choice
You know about MySQL; we know about MySQL. After all, it’s been the most popular database system for years now. [...]
February 1, 2025
MySQL Performance Tuning: Maximizing Database Efficiency and Speed
This post was originally published in June 2020 and was updated in February 2025. While there is no magic bullet [...]
January 22, 2025
Using Blue/Green Deployment For (near) Zero-Downtime Primary Key Updates in RDS MySQL
Large tables can pose challenges for many operations when working with a database. Occasionally, we may need to modify the [...]
January 17, 2025
What’s the Cost of Counting MySQL Table Rows?
What index will be used when you count all rows in a table? Well, the MySQL documentation provides a straightforward [...]