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The automation and management blog for open source databases

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9 blog posts in 13 categories

How to Recover MySQL Galera Cluster from an Asynchronous Slave?

What do you do if you lose your Galera Cluster? A simple solution is to failover to an asynchronous slave. The slave would immediately serve up-to-date data to applications, with minimal downtime. But then, with the slave being the new source of truth, how do you recover your Galera Cluster?

A Performance Cheat Sheet for PostgreSQL

Performance tuning is not trivial, but you can go a long way with a few basic guidelines. In this blog, we will discuss how you analyze the workload of the database, and then review  a list of important configuration parameters to improve the performance of PostgreSQL.

ChatOps - Managing MySQL, MongoDB & PostgreSQL from Slack

CCBot helps you monitor and manage your database Infrastructure from Slack. ChatOps is about bringing your DevOps work to your chats and conversations within a team, e.g. Slack. You can deploy database clusters, get status information, trigger backups, add nodes to your cluster or replication setup by talking to a chatbot, which understands ClusterControl commands.

PostgreSQL Streaming Replication - a Deep Dive

In this blog, we are going to review a little bit of the history of PostgreSQL built-in replication features, and deep dive into how streaming replication works.

Understanding Deadlocks in MySQL & PostgreSQL

Anyone who has written applications on top of MySQL or PostgreSQL probably has had to deal with concurrency problems at some point. This blog focuses on issues around database deadlock, a situation in which two or more transactions are waiting for one another to give up locks.

Getting the Most Out of ClusterControl Community Edition

ClusterControl Community Edition is a database management system that can be used freely by database administrators and sysadmins to deploy and learn about different clustering solutions for MySQL, MariaDB, MongoDB and PostgreSQL.

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Visualizing your Cluster Topology in ClusterControl

Topology View provides a visual representation of your database nodes and load balancers in real time, in a simple and friendly interface and without the need to install any additional tools.

Top PG Clustering HA Solutions for PostgreSQL

Achieving high availability and clustering in PostgreSQL is not an easy task. In this blog entry we discuss some options for implementing these and not collapsing in the process!

How to Secure your PostgreSQL Database - 10 Tips

Security is not a game, it is a necessity! In this post we will discuss some common attacks against PostgreSQL server, and how to avoid them.