Clustering

July 20, 2017

Do You Need Five 9s?

When it comes to database high availability, how many 9s do you really need? Finding the right mix of reliability and infrastructure complexity is vital to make the best use of your resources. In this blog, we will take a high-level look at three common approaches, spanning from 99.9% to 99.999% uptime.

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April 28, 2017

Get Started with MariaDB on Docker

This week’s webinar with Alvin Richards on getting started with MariaDB on Docker was extremely popular but unfortunately we weren’t able to get to all the audience questions at the end. We sat down with Alvin after the webinar to review the questions and get his responses. Check it out!

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April 29, 2016

Why is ColumnStore important?

Relational databases store data in rows because a typical SQL query looks for multiple fields within a record. For example, if you ask for name, zip code and email address of all your customers in New York, the result is presented in rows, with each row containing several fields from a single record. Row structures are also well optimized to handle a lot of inserts and updates.

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March 31, 2015

In the middle of the MariaDB Europe Roadshow

Last week we continued the MariaDB Roadshow in Europe and visited Paris, Brussels and Amsterdam. We have now completed 5 out of 10 events from this tour. The interest in this roadshow is overwhelming - in Amsterdam we even needed to put extra chairs into the room! So far attendees of the roadshow series especially liked topics around MariaDB MaxScale, security features in MariaDB as well as the MariaDB roadmap session. Monty was among the speakers in Helsinki and Amsterdam.

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January 13, 2015

MaxScale and Transparent Session Handling

Applications are often built on top of single MySQL-compliant database instance but often there is a need for more performance and/or availability than what one database instance can provide. Adding slaves or replacing standalone database server with full-fledged MySQL-compliant cluster often requires changes to the application.

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October 31, 2014

Replace Oracle RAC with MariaDB Galera Cluster?

If you want to avoid downtimes in your business, High Availabilty (HA) is a strong requirement which, by definition, makes it possible to access your data all the time without losing (any) data. In this blog we compare two alternatives: Oracle RAC and MariaDB Galera Cluster. 

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September 14, 2014

Deciphering Galera Version Numbers

It's important to understand which Galera version you are running, for proper compatibility of MariaDB with the Galera replication library, and also to check which featureset you have access to. However, Galera version numbering can be difficult to decipher because of its complex scheme.

Version numbering in Galera consists of three different components:

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