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June 2, 2021
Inspecting MySQL Servers Part 2: Knowing the Server
In part 1 of this series, we introduced you to the approach used by the Percona Support team to inspect [...]
June 1, 2021
Skipping Percona Server for MySQL Version 8.0.24 and Releasing 8.0.25 Next
After Oracle released MySQL version 8.0.24 on April 20, 2021, our engineering team got started right away with merging our [...]
June 1, 2021
Inspecting MySQL Servers Part 1: The Percona Support Way
When I joined the Percona Support team in early 2013, MySQL 5.6 was being launched. I remember all the buzz [...]
May 27, 2021
How InnoDB Handles TEXT/BLOB Columns
Recently we had a debate in the consulting team about how InnoDB handles TEXT/BLOB columns. More specifically, the argument was [...]
May 21, 2021
Heads-Up: TokuDB Support Changes and Future Removal from Percona Server for MySQL 8.0
Back in December 2018, when we announced the general availability of Percona Server for MySQL 8.0, we also announced that [...]
May 20, 2021
Manage MySQL Users with Kubernetes
Quite a common request that we receive from the community and customers is to provide a way to manage database [...]
May 20, 2021
New Features in Percona Server for MySQL 8.0.23-14
Percona Server for MySQL 8.0.23-14 was released last week and I wanted to take a minute to call out some [...]
May 19, 2021
Percona Monitoring and Management DBaaS Overview and Technical Details
Database-as-a-Service (DBaaS) is a managed database that doesn’t need to be installed and maintained but is instead provided as a [...]
May 19, 2021
Using Sidecars with Percona Operators
Our recent releases of Percona Operator for MySQL based on Percona XtraDB Cluster 1.8 and Percona Operator for MongoDB 1.7 [...]
May 7, 2021
MyDumper 0.10.5 is Now Available
The new MyDumper 0.10.5 version, which includes many new features and bug fixes, is now available. You can download the [...]
May 4, 2021
Inconsistent Voting in Percona XtraDB Cluster
AKA Cluster Error Voting… What is Cluster Error Voting (CEV)? “Cluster Error Voting is a new feature implemented by Alexey [...]
May 4, 2021
InnoDB File Growth Weirdness
There is a common pattern in life, you often discover or understand things by accident. Many scientific discoveries fit such [...]
April 28, 2021
Compiling Percona XtraBackup for ARM
This blog post will show how to compile the Percona XtraBackup (PXB) tool for ARM. For this, we are going [...]
April 28, 2021
Resolving the MySQL Active-Active Replication Dilemma
Multi-writer replication has been a challenge in the MySQL ecosystem for years before truly dedicated solutions were introduced – first [...]
April 27, 2021
MySQL 101: 10 Great MySQL DBA Interview Questions (and Answers)
DBAs are important cogs in the availability, performance, and security of your data. Getting a great DBA is one of [...]
April 23, 2021
Yearly Reminder: DDLs That Fail to Propagate May Cause Percona XtraDB Cluster Inconsistencies
Apologies for the silly title, but the issue is a real one, even though it is not a new thing. [...]
April 21, 2021
Back From a Long Sleep, MyDumper Lives!
MySQL databases keep getting larger and larger. And the larger the databases get, the harder it is to backup and [...]
April 20, 2021
Change Storage Class on Kubernetes on the Fly
Percona Kubernetes Operators support various options for storage: Persistent Volume (PV), hostPath, ephemeral storage, etc. In most of the cases, [...]
April 19, 2021
MySQL Group Replication: Conversion of GR Member to Async Replica (and Back) In the Same Cluster
MySQL Group Replication is a plugin that helps to implement highly available fault-tolerant replication topologies. In this blog, I am [...]
April 15, 2021
Online DDL with Group Replication In Percona Server for MySQL 8.0.22 (and MySQL 8.0.23)
While I was working on my grFailOver POC, I have also done some additional parallel testing. One of them was [...]