lefred

lefred

I am MySQL Community Manager for EMEA & APAC. I joined the MySQL Community Team in May 2016. I have been an OpenSource and MySQL consultant for more than 15 years. My favorite topics are High Availability and Performance.

MySQL Books: SQL Antipatterns, Volume 1

I recently had the chance to read in preview Bill Karwin‘s new book: SQL Antipatterns, Volume 1: Avoiding the Pitfalls of Database Programming. This book is a rework of Bill’s best seller from 2010. The new book can be considered…

MySQL & UUIDs

More and more people are using UUID’s to identify records in their database. As you already know, for MySQL’s storage engine (InnoDB) the primary key is very important ! (for performance, memory and disk space). See the following links: …

Always use MySQL Shell

You know how much I praise and like MySQL Shell but if like me, for you too, old habits die hard, I advise you to create these different aliases in your ~/.bashrc (or ~/.bash_aliases) file to force yourself to use…

Dynamic InnoDB Redo Log

Since 8.0.30, you have the possibility to modify the InnoDB Redo Log Capacity online. An undersized Redo Log Capacity is problematic and lead to performance issues. However, it’s not recommended to oversize the Redo Log either. Redo Log files consume…

As MySQL Community Manager, I am an employee of Oracle and the views expressed on this blog are my own and do not necessarily reflect the views of Oracle.

You can find articles I wrote on Oracle’s blog.