open source databases

MongoDB 4.0: Using ACID Multi-Document Transactions

mongodb 4.0 acid compliant transactions

MongoDB 4.0 is around, and there are a lot of new features and improvements. In this article we’re going to focus on the major feature which is, undoubtedly, the support for multi-document ACID transactions. This novelty for a NoSQL database could be seen as a way to get closer to the relational world. Well, […]

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Release Candidate for Percona Server 8.0.12-2rc1 Is Available

Percona Server for MySQL

Following the alpha release announced earlier, Percona announces the release candidate of Percona Server for MySQL 8.0.12-2rc1 on October 31, 2018. Download the latest version from the Percona website or from the Percona Software Repositories.
This release is based on MySQL 8.0.12 and includes all the bug fixes in it. It is a Release Candidate […]

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20+ MongoDB Alternatives You Should Know About

alternatives to MongoDB

As MongoDB® has changed their license from AGPL to SSPL many are concerned by this change, and by how sudden it has been. Will SSPL be protective enough for MongoDB, or will the next change be to go to an altogether proprietary license? According to our poll, many are going to explore MongoDB alternatives. This […]

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Announcing Keynotes for Percona Live Europe!

Percona Live Keynotes

There’s just over one week to go so it’s time to announce the keynote addresses for Percona Live Europe 2018! We’re excited to share our lineup of conference keynotes, featuring talks from Paddy Power Betfair, Amazon Web Services, Facebook, PingCap and more!
The speakers will address the current status of key open source database projects […]

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Percona Live Europe 2018: Our Sponsors

Sponsors PLE 2018

Without our sponsors, it would be almost out of reach to deliver a conference of the size and format  that everyone has come to expect from Percona Live. As well as financial support, our sponsors contribute massively by supporting their teams in presenting at the conference, and adding to the quality and atmosphere of […]

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Percona Live Europe Presents … In Their Own Words

Percona Live Europe 2018 two weeks to go

For those who are looking forward to Percona Live Europe in just two weeks time—and for those yet to make up their minds—some of our presenters have shared some insight into their talks and what they’re most looking forward to themselves. Make no mistake, this is one of the most exciting events in the […]

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Percona Live Europe 2018 Session Programme Published

PLE 2018 Full Agenda Announced

Offering over 110 conference sessions across Tuesday, 6 and Wednesday, 7 November, and a full tutorial day on Monday 5 November, we hope you’ll find that this fantastic line up of talks for Percona Live Europe 2018 to be one of our best yet! Innovation in technology continues to arrive at an accelerated rate, […]

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Announcement: Alpha Build of Percona Server 8.0

Percona Server for MySQL

Alpha Build of Percona Server 8.0 released
An alpha version of Percona Server 8.0 is now available in the Percona experimental software repositories. This is a 64-bit release only. 
You may experiment with this alpha release by running it in a Docker container:
$ docker run -d -e MYSQL_ROOT_PASSWORD=password -p 3306:3306 perconalab/percona-server:8.0.12.alpha
When the container starts, connect to […]

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This Week in Data with Colin Charles 53: It’s MariaDB Week PLUS Percona Live Europe Update

Colin Charles

Join Percona Chief Evangelist Colin Charles as he covers happenings, gives pointers and provides musings on the open source database community.
This week is clearly what I’d call a “MariaDB week” — plenty of announcements coming from MariaDB Corporation and MariaDB Foundation.
It started with Alibaba Cloud and MariaDB Announce the Launch of ApsaraDB RDS for MariaDB TX, […]

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MongoDB: Investigate Queries with explain() and Index Usage (part 2)

MongoDB explain() method optimization tool

This is the second part of a two parts series. In MongoDB: index usage and MongoDB explain() we introduced the main index types supported by MongoDB, and how to create and use them. In this second article, we are going to see some examples on how to use explain() method to investigate queries. Do […]

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