Mysql Database Service (MDS) is a fully managed, native Oracle Cloud Infrastructure (OCI) service. Being part of OCI means that we can tap into the alarm and notification services to help manage our MDS instances. In this post, we will show how to create an alarm when an MDS instance becomes unavailable.

What does the MySQL 5.7 EOL means for your database? Learn considerations to upgrade 8.0 and how PlanetScale can help you upgrade with no downtime or data loss.

Learn how to build a Nest.js API connect it to a MySQL database add a schema and data and and run database queries.

Learn how to build a Nest.js API connect it to a MySQL database add a schema and data and and run database queries.

When we need to upgrade from MySQL 5.7 to MySQL 8, we could choose to do an in-place upgrade or set up another MySQL 8 server(s) from the existing running MySQL 5.7 replica.

This article will explain how to set up MySQL 8 as a replica from an existing MySQL 5.7 server with Percona XtraBackup.

In my lab, we have two test nodes:

PRIMARY:  mysql57 (192.168.56.111)    with   Percona Server 5.7 and  xtrabackup 2.4 installed
REPLICA:  mysql8    (192.168.56.113)   with  Percona Server 8  and   xtrabackup 8.0 installed

0. Pre-flight check with MySQL upgrade checker utility

Let’s run the MySQL upgrade checker utility to verify whether MySQL 5.7 server instances are ready for an upgrade.

MySQL  localhost  JS > util.checkForServerUpgrade('root@localhost:3306', {"password":"####", …

MySQL Book Review: Efficient MySQL Performance from Daniel Nichter, O'Reilly, 2021.

For a long time, I never encountered any system using FEDERATED tables. But recently, there seems to be more interest for FEDERATED tables. This article illustrates how to use FEDERATED tables in MySQL.

Codership is pleased to announce a new Generally Available (GA) release of the multi-master Galera Cluster for MySQL 5.7, consisting of MySQL-wsrep 5.7.40 (release notes, download) and MySQL-wsrep 8.0.31 (release notes, download) with Galera replication library 4.14 (release notes, download) implementing wsrep API version 26. …

This blog gives details of the new feature introduced in MySQL 8.0.29 using which column(s) can be added/dropped to/from a table with ALGORITHM=INSTANT.

Free MySQL Summit Day - March 23rd, in-person and virtual. See main reasons to attend and agenda.