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June 25, 2024
MySQL Replication: How To Deal With the ‘Got Fatal Error 1236’ or MY-013114 Error
Replication has been the core functionality, allowing high availability in MySQL for decades already. However, you may still encounter replication [...]
June 24, 2024
Understanding Basic Flow Control Activity in MySQL Group Replication: Part One
Flow control is not a new term, and we have already heard it a lot of times in Percona XtraDB [...]
June 18, 2024
Partial Data Archiving and Schema Change
Starting from Percona Toolkit 3.6.0, pt-online-schema-change supports the option –where, so you can not only alter your table definition live [...]
June 17, 2024
Can Oracle Save MySQL?
I got quite a response to my article on whether Oracle is Killing MySQL, including a couple of great write-ups [...]
June 14, 2024
Resume Your Failed pt-online-schema-change Job
Starting from Percona Toolkit 3.6.0, you can resume pt-online-schema-change if it was interrupted. This blog describes the prerequisites and usage [...]
June 13, 2024
Sakila, Where Are You Going?
At Percona, we monitor our users’ needs and try to accommodate them. One aspect we monitor is the MySQL version [...]
June 12, 2024
What’s New in Percona Toolkit 3.6.0
Percona Toolkit 3.6.0 has been released on June 12, 2024. The most important updates in this version are: The possibility [...]
June 12, 2024
GCache and Record-Set Cache Encryption in Percona XtraDB Cluster – Part Two
Keeping Your Data Safe: An Introduction to Data-at-Rest Encryption in Percona XtraDB Cluster. In the first part of this blog [...]
June 10, 2024
Is Oracle Finally Killing MySQL?
Some 15 years ago, when Oracle acquired Sun, and hence MySQL, there was a lot of talk on the internet [...]
June 7, 2024
GCache and Record-Set Cache Encryption in Percona XtraDB Cluster – Part One
Keeping Your Data Safe: An Introduction to Data-at-Rest Encryption in Percona XtraDB Cluster. Data breaches are a major concern today. [...]
June 1, 2024
SQLJoins: A Quick But Comprehensive Guide
This blog was originally published in September 2023 and was updated in June 2024. In simple terms, a join in [...]
May 20, 2024
Can We Set up a Replicate Filter Within the Percona XtraDB Cluster?
If you were to ask me the question, “Would it be possible to set up a replicate filter within the [...]
May 16, 2024
Choosing the Right Database: MariaDB vs. MySQL, PostgreSQL, and MongoDB
Selecting the appropriate database technology for your needs is crucial for ensuring compatibility with existing applications and infrastructure, optimizing application [...]
May 13, 2024
Seamless Table Modifications: Leveraging pt-online-schema-change for Online Alterations
Table modifications are a routine task for database administrators. The blog post Using Percona Toolkit to Alter Database Tables Online: [...]
May 9, 2024
Securing Your MySQL Database: Essential Best Practices
Have you ever read a news story about a major company experiencing a data breach that exposed millions of customer [...]
May 1, 2024
MySQL 8.4 First Peek
MySQL 8.4 has now been officially released, and this is a quick review of what is in the release notes. [...]
April 23, 2024
Why MariaDB Is “Better” Than MySQL
Apples or oranges? Tea or coffee? Books or eBooks? Each of these comparisons has very similar features and serves many [...]
April 19, 2024
Did MyDumper LIKE Triggers?
Yes, but now it likes them more, and here is why. Intro Using the LIKE clause to filter triggers or [...]
April 18, 2024
How to Improve Database Performance: The Ultimate Guide
Welcome to the ultimate guide on how to boost your database performance! We’ve designed it to help you understand and [...]
April 16, 2024
A Guide to Better Understanding MySQL Charset Levels
We usually receive and see some questions regarding the charset levels in MySQL, especially after the deprecation of utf8mb3 and [...]