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Repoint Replica Servers in MySQL/Percona Server for MySQL 8.0
When doing migrations or failovers in MySQL, there is usually a need to do a topology change and repoint replica servers to obtain replication data from a different server. For example, given servers...
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Migration of a MySQL Database to a Kubernetes Cluster Using Asynchronous...
Nowadays, more and more companies are thinking about the migration of their infrastructure to Kubernetes. Databases are no exception. There were a lot of k8s operators that were created to simplify the...
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MyDumper 0.11.1 is Now Available
The new MyDumper 0.11.1 version, which includes many new features and bug fixes, is now available. You can download the code from here. For this release, there are three main changes: 1) we added...
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Making Aurora Write Latency 15x Higher (or More!) by Choosing a Bad Primary Key
Primary Key design is an important thing for InnoDB performance, and choosing a poor PK definition will have an impact on performance and also write propagation in databases. When this comes to Aurora,...
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Modern Web-Based Application Architecture 101
This article is meant to provide a high-level overview of how a web-based application is commonly structured nowadays. Keep in mind the topic presented is very simplified. It is meant as an...
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Enhanced Password Management Systems in MySQL 8: Part 1
MySQL 8 comes with a lot of good features, and recently I explored its password management systems. I wanted to put together a series of blogs about it, and this is the first part. In this post, I am...
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Percona Distribution for MySQL, DBaaS in Percona Monitoring and Management:...
It’s release roundup time again here at Percona! Percona is a leading provider of unbiased open source database solutions that allow organizations to easily, securely, and affordably maintain business...
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Percona and PostgreSQL: Better Together
The future of technology adoption belongs to developers. The future of application deployment belongs in the cloud. The future of databases belongs to open source. That’s essentially the summary of...
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A Horizontal Scalability Mindset for MySQL
As a Technical Account Manager at Percona, I get to work with many of our largest clients. While the industry verticals vary, one main core challenge generally remains the same – what do I do with all...
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Percona Software Recognized with Product Awards
It’s been a while since Percona started to develop its own software products, but collecting reviews is a new experience for us. We started this activity about a year ago, and the results we got are...
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Horizontal Scaling in MySQL – Sharding Followup
In a previous post, A Horizontal Scalability Mindset for MySQL, I discussed the concerns around growing individual MySQL instances too large and some basic strategies: Optimizing/minimizing size with...
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New Experimental Environment Dashboards for Percona Monitoring and Management
As Technical Product Manager, I get a lot of user feedback, both positive and negative. In recent months many people have complained about the Home dashboard. It went something like this: “Hey, the...
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Percona Monthly Bug Report: September 2021
Here at Percona, we operate on the premise that full transparency makes a product better. We strive to build the best open-source database products, but also to help you manage any issues that arise in...
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PostgreSQL 14 – Performance, Security, Usability, and Observability
Today saw the launch of PostgreSQL14. For me, the important area to focus on is what the community has done to improve performance for heavy transactional workloads and additional support for...
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Join Community MeetUps for MySQL, PostgreSQL, MongoDB, or PMM
Percona serves several communities including MySQL, PostgreSQL, and MongoDB. The Percona Community Team is committed to promoting content and technical advice on open source database technologies and...
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Lessons From Peter Zaitsev…
Peter Zaitsev, known to all as Percona’s founder and CEO, asked me to pen a few reminisces as I retire. How do I sum up 22 years in the MySQL world? How do I even begin? I best start with gratitude....
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Do You Believe in the Future of Open Source Databases? Tell Us Your Views!
Complete the 2021 Open Source Data Management Software Survey to share your knowledge and experience, and help inform the open source database community. In 2020 we ran our second Open Source Data...
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Synchronize Tables on the Same Server with pt-table-sync
It is a common use case to synchronize data in two tables inside MySQL servers. This blog post describes one specific case: how to synchronize data between two different tables on the same MySQL...
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Configuring a MongoDB Sharded Cluster with PMM2 – Part 2
As a DBA, it is important to monitor a database to help us troubleshoot or to understand the health of an instance. Percona Monitoring and Management (PMM v2) is open-source and does a great job in...
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Using New JSON Syntax in PostgreSQL 14 – Update
As previously mentioned here on the blog, PostgreSQL 14 was just released. Need a primer? Umair Shahid recently put together a great overview, PostgreSQL 14 – Performance, Security, Usability, and...
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