How To Inject an Empty XA Transaction in MySQL

Inject an Empty XA Transaction in MySQL

If you are using XA transactions, then you’ve likely run into a few replication issues with the 2PCs (2 Phase Commits). Here is a common error we see in Percona’s Managed Services and a few ways to handle it, including injecting an empty XA transaction.

Shell

Last_Error: Error ‘XAER_NOTA: Unknown XID’ on query. Default database: ‘punisher’. Query: […]

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Announcing the Agenda for Percona Live ONLINE, 20-21 October 2020!

agenda percona live online

Today, we’re excited to announce the agenda for Percona Live ONLINE taking place on 20-21 October 2020.
As the conference could not go ahead in person in Amsterdam as planned, we have once again moved to an online format that saw more than 6,500 people join us over 24 hours for our May conference.
We’ll be […]

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Webinar September 29: Learn About Percona Kubernetes Operator for Percona Server for MongoDB

Learn About Percona Kubernetes Operator for Percona Server for MongoDB

In this webinar, we will explore the Percona Kubernetes Operator for the Percona Server for MongoDB (PSMDB) database.
Kubernetes is a widely-deployed orchestration platform for container management.  Recently, more and more companies are moving towards containerized platforms to increase availability while lowering operational costs and utilize existing infrastructure. Percona has recognized this, and many companies […]

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Q & A on Webinar “Percona Server for MongoDB Data-at-Rest Encryption”

Percona Server for MongoDB Data-at-Rest Encryption

We really enjoyed presenting Percona Server for MongoDB’s data-at-rest encryption functionality. The webinar Percona Server for MongoDB Data-at-Rest Encryption was recorded and can be viewed here at any time. We had several great questions, which we would like to address with everyone and help further elaborate on the answers given during the webinar.
Q: Where […]

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How to Upgrade to MySQL 8.0 – Free Course at Percona University Online

upgrade to MySQL 8

MySQL 8.0 General Availability release was launched in April 2018, and since then there have been ten versions of MySQL 8 and Percona Server for MySQL released. The MySQL Community expressed a high opinion of the MySQL 8.0 advantages, so a lot of databases have been successfully upgraded to the new version. But many […]

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