lefred's blog


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

Today is a good day…

Today is a good day for me. Today I tweeted that MySQL after 25 years is still GPL and same for all important components: the server, the shell, the router, the clone plugin, workbench ! To be honest, Oracle has been a very good steward for MySQL so far, PZ and Kaj admitted it too. This exactly what I was … Read More


MySQL 8.0.20: Thanks for the Contributions

As you know, today, MySQL 8.0.20 has been released. I started this new thread category with 8.0.19 (see this post). A late thanks to Guoji Ma, for a contribution to bug #95801 “show create table output can’t be executed” that was used as inspiration for the actual fix that was pushed in MySQL 8.0.18. MySQL 8.0.20, includes contributions from Daniel … Read More


Using OCI to install Moodle with MySQL 8.0

Let’s continue our series of using OCI to install popular Open Source programs with MySQL 8.0. After WordPress, Drupal, it’s not the Moodle’s turn!


MySQL Lock information in MySQL Shell

Last Tuesday, it was the very first session of DB AMA, Morgan Tocker made a nice presentation of MySQL Performance_Schema and illustrated it with some nice queries to get Meta et Data Locks. As those queries were not that simple to write or at least to remember, I thought it might be a good idea to add them to MySQL … 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!


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