Severalnines Blog
The automation and management blog for open source databases

Severalnines blog

Filter by:
Clear
Apply (1) filters
92 blog posts in 1 category

How to Migrate WHMCS Database to MariaDB Galera Cluster

The WHMCS software suite relies on a MySQL database to store its data, so how do you make it highly available? This blog post shows how to migrate the existing WHMCS database from a standalone MySQL server (provided by the WHM/cPanel server itself) to a three-node MariaDB Galera Cluster to improve the database availability.

Popular Docker Images for MySQL and MariaDB Server

There are many Docker images for MySQL and MariaDB, but which one should you use? This blog post lists the most popular Docker images that can be found on Docker Hub, the world's largest library and community for container images.

MongoDB Schema Planning Tips

This blog describes the major factors to consider when performing MongoDB schema planning. You will learn tips and tricks on proper indexing, how to avoid joins and other.

Database High Availability for Camunda BPM using MySQL or MariaDB Galera Cluster

This blog post covers how to deploy a highly available MySQL or MariaDB database cluster for Camunda BPM 7.10 Community Edition on Linux. Camunda supports major databases through JDBC drivers, namely Oracle, DB2, MySQL, MariaDB and PostgreSQL. We will show two different implementations for the database endpoint, one leveraging ProxySQL and the other using the standard JDBC driver.

How to Run and Configure ProxySQL 2.0 for MySQL Galera Cluster on Docker

ProxySQL 2.0 has become GA and it comes with new exciting features such as GTID consistent reads, frontend SSL, Galera and MySQL Group Replication native support. This blog post shows how to run the new ProxySQL 2.x for Galera Cluster on Docker container, which is quite a bit different as compared to ProxySQL 1.x.

HA for MySQL and MariaDB - Comparing Master-Master Replication to Galera Cluster

Replication and Galera Cluster are both widely used to implement high availability for MySQL/MariaDB, but when should you pick one over the other? What are the limitations of each solution, and what are the trade offs?
In this blog post, we will look at the differences in terms of data consistency, conflict resolution, failover, node provisioning and robustness.

How to Manage MySQL - for Oracle DBAs

So, you are an Oracle DBA and your manager asked you to migrate a couple of Oracle databases to MySQL. Databases are migrated, and now what? How do you manage these MySQL databases?

In this blog, we show you how Oracle DBAs can best manage MySQL by covering the basic operations of MySQL with reference to similar tasks in your Oracle environment.

Migration from Oracle Database to MariaDB - A Deep Dive

Following our recent blogs showcasing how to migrate from Oracle to MySQL/Percona, then to MariaDB and what you should know, this blog offers extra thoughts and insights before you plan to migrate to MariaDB.

A Review of the New Analytic Window Functions in MySQL 8.0

This blog provides an overview of MySQL window functions. A window function performs an aggregate-like operation on a set of query rows. However, whereas an aggregate operation groups query rows into a single result row, a window function produces a result for each query row.

How to Migrate from Oracle to MySQL / Percona Server

Migrating from Oracle RDBMS to MySQL/Percona Server is an enormous task. This blog offers a basic guide to migration, especially if you're coming from Oracle and have limited knowledge of MySQL. The blog does not offer a step-by-step process, but it provides general information of what you should consider before a migration from Oracle to MySQL/Percona Server.

Pages