Welcome to Wednesday at Percona Live Europe 2018! Today is the final day! Check out all of the excellent sessions to attend. Please see the important updates below. Download the conference App If you havent already downloaded the app, go to the app store and download the official Percona Live App! You can view the schedule, [&]

https://www.percona.com/blog/2018/11/07/percona-live-europe-2018-whats-up-for-wednesday/

Hello, open source database enthusiasts at Percona Live Europe 2018! There is a lot to see and do today, and weve got some of the highlights listed below. On Facebook? Go here for some pics that captured the action on Percona Live Europe 2018 Tutorials day (Monday, Nov. 5, 2018).    Download the Conference App [&]

https://www.percona.com/blog/2018/11/06/welcome-to-percona-live-europe-2018-tuesday-keynotes-and-sessions/

In this blog, well look at how to quickly add a node to an InnoDB Cluster or Group Replication using Percona XtraBackup. Adding nodes to a Group Replication cluster can be easy (documented here), but it only works if the existing nodes have retained all the binary logs since the creation of the cluster. Obviously, [&]

https://www.percona.com/blog/2018/11/05/how-to-quickly-add-a-node-to-an-innodb-cluster-or-group-replication/

Recently, Ive been working with a customer to evaluate the different cloud solutions for MySQL. In this post I am going to focus on maintenance windows and requirements, and what the different cloud platforms offer. Why is this important at all? Maintenance windows are required so that the cloud provider can do the necessary updates, patches, [&]

https://www.percona.com/blog/2018/11/02/maintenance-windows-in-the-cloud/

PMM (Percona Monitoring and Management) is a free and open-source platform for managing and monitoring MySQL, MongoDB, and PostgreSQL performance. You can run PMM in your own environment for maximum security and reliability. It provides thorough time-based analysis for MySQL® and MongoDB® servers to ensure that your data works as efficiently as possible. While much of the team is working on longer-term projects, [&]

https://www.percona.com/blog/2018/11/01/percona-monitoring-and-management-pmm-1-16-0-is-now-available/

Encryption has become an important function in the database industry, as most companies are taking extra care to keep their data safe. It is important to keep the data safe on disk as well as when it is moving in the network. This restricts any unauthorized access to the data. These two types of protection are known [&]

https://www.percona.com/blog/2018/11/01/wiredtiger-encryption-at-rest-percona-server-for-mongodb/

Very often, database performance is affected by the inability to cache all the required data in memory. Disk IO, even when using the fastest devices, takes much more time than a memory access. With MySQL/InnoDB, the main memory cache is the InnoDB buffer pool. There are many strategies we can try to fit as much [&]

https://www.percona.com/blog/2018/11/01/how-to-best-use-percona-server-column-compression-with-dictionary/

Percona announces the release of Percona Server for MongoDB 3.6.8-2.0 on October 31, 2018. Download the latest version from the Percona website or the Percona Software Repositories. Percona Server for MongoDB is an enhanced, open source, and highly-scalable database that is a fully-compatible, drop-in replacement for MongoDB 3.6 Community Edition. It supports MongoDB 3.6 protocols and drivers. Percona Server for MongoDB extends Community [&]

https://www.percona.com/blog/2018/10/31/percona-server-for-mongodb-3-6-8-2-0-is-now-available/

Percona released a Release Candidate (RC) version of Percona Server for MySQL 8.0, the company’s free, enhanced, drop-in replacement for MySQL Community Edition. Percona Server for MySQL 8.0 includes all the features of MySQL Community Edition 8.0, along with enterprise-class features from Percona that make it ideal for enterprise production environments. The latest release offers [&]

https://www.percona.com/blog/2018/10/31/percona-server-for-mysql-8-0/

Percona announces the planned release of Percona Server for MongoDB 4.0, the latest version of the company’s free, enhanced, drop-in replacement for MongoDB Community Edition. Percona Server for MongoDB 4.0 includes all the features of MongoDB Community Edition 4.0, along with enterprise-class features from Percona that make it ideal for enterprise production environments. Percona Server for [&]

https://www.percona.com/blog/2018/10/31/percona-server-for-mongodb-4-0/

Percona is glad to announce the release candidate of Percona XtraBackup 8.0-3-rc1 on October 31 2018. You can download it from our download site and apt and yum repositories. This is a Release Candidate quality release and it is not intended for production. If you want a high quality, Generally Available release, use the current stable version (the most recent stable version [&]

https://www.percona.com/blog/2018/10/31/percona-xtrabackup-8-0-3-rc1-is-available/

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 [&]

https://www.percona.com/blog/2018/10/31/release-candidate-for-percona-server-8-0-12-2rc1-is-available/

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 blog [&]

https://www.percona.com/blog/2018/10/30/20-mongodb-alternatives-you-should-know-about/

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 blog [&]

https://www.percona.com/blog/2018/10/30/20-mongodb-alternatives-you-should-know-about/

PostgreSQL lightweight locks, or LWLocks, control memory access. PostgreSQL uses multi-process architecture and should allow only consistent reads and writes to shared memory structures. LWLocks have two levels of locking: shared and exclusive. It’s also possible to release all acquired LWLocks to simplify clean up. Other databases often call primitives similar to LWLocks latches. Because [&]

https://www.percona.com/blog/2018/10/30/postgresql-locking-part-3-lightweight-locks/

PostgreSQL lightweight locks, or LWLocks, control memory access. PostgreSQL uses multi-process architecture and should allow only consistent reads and writes to shared memory structures. LWLocks have two levels of locking: shared and exclusive. It’s also possible to release all acquired LWLocks to simplify clean up. Other databases often call primitives similar to LWLocks latches. Because [&]

https://www.percona.com/blog/2018/10/30/postgresql-locking-part-3-lightweight-locks/

It’s almost here! One week until the Percona Live Europe Open Source Database Conference 2018 in Frankfurt, Germany! Are you ready? This year’s theme is “Connect. Accelerate. Innovate.” We want to live these words by making sure that the conference allows you to connect with others in the open source community, accelerate your ideas and [&]

https://www.percona.com/blog/2018/10/29/one-week-until-percona-live-open-source-database-conference-europe-2018/

Theres just over one week to go so its time to announce the keynote addresses for Percona Live Europe 2018! Were 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 [&]

https://www.percona.com/blog/2018/10/26/announcing-keynotes-for-percona-live-europe/

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 the [&]

https://www.percona.com/blog/2018/10/25/percona-live-europe-2018-our-sponsors/

As you may have heard, MongoDB recently changed the license for MongoDB Community version from AGPL to SSPL. In order to better serve our users and customers, wed like to ask about your plans. Please select the answer that best describes your current thinking as a MongoDB user: If you would like to expand on [&]

https://www.percona.com/blog/2018/10/24/poll-mongodb-license-change/