lefred's blog


There Are 10 Types of People in the World....

From MySQL Group Replication to MySQL InnoDB Cluster

I wanted to be brave and I installed MySQL Group Replication manually…. it was painful ! Then I realized that managing those servers and especially deal with MySQL Routers was even more painful ! What are my options now ? Is there a solution or do I need to restart from scratch ? Asking the answer is already answering it… … Read More


MySQL 8.0 InnoDB Cluster with WordPress in OCI – part III

With this post we are reaching the end of our journey to HA for WordPress & MySQL 8.0 on OCI. If you have not read the two previous articles, this is just the right time. MySQL 8.0 InnoDB ReplicaSet with WordPress in OCI MySQL 8.0 InnoDB ReplicaSet with WordPress in OCI – part II We started this trip using the … Read More


HA for our website’s database in OCI with MySQL InnoDB Cluster

In the previous post, we setup a Drupal website with MySQL as backend on a different compute instance in a different subnet. Today we will increase the High Availability of our Database by transforming this single MySQL instance into a MySQL InnoDB Cluster!


Deploy MySQL InnoDB Cluster in OCI with Terraform

As you know, Oracle Cloud Infrastructure (aka OCI) becomes more and more popular. You can find OCI data centers almost everywhere and the price is very attractive. Something very interesting is the possibility to have different availability domains but also different fault-domains in the same availability one ! Oracle provides a lot of modules to deploy your architecture on OCI … Read More


preFOSDEM MySQL Days: summary and slides

What a great event ! I got very positive feedback for this extended preFOSDEM MySQL Day 2020. Before my summary, I wanted to thank again all speakers and attendees. Without you this event won’t even exist. And thank you to ICAB for hosting us yet another time ! As you may know, we had 2 parallel tracks for 2 consecutive … Read More


I deeply value the diversity of MySQL developers, users, community and my blog readers. I cannot agree the suffering, oppression, and systemic racism the Black community faces every day. Black lives matter.
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