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MySQL Feed

Oracle MySQL resources, news, and support articles.

When hosting data on Amazon turns bloodsport

There’s a strong trend to automation across the cloud. That’s a great thing for startups because it reduces operational headaches & lets them focus on building products. Join 31,000 others and follow Sean Hull on twitter @hullsean. But as that trend begins to touch the database tier, all sorts of complications emerge.

Percona XtraDB Cluster 5.6.25-25.12 is now available

Percona is glad to announce the new release of Percona XtraDB Cluster 5.6 on September 21st 2015.

Containing your logical backups: mydumper in docker

Even with software like Percona Xtrabackup, logical backups remain an important component of a thorough backup strategy. To gather a logical backup in a timely fashion we rely on a tool called mydumper. In the Percona Managed Services department we’re lucky enough to have one of the project’s most active contributors and many of the latest features and bug fixes have been released to satisfy some of our own use cases.

Percona Server for MongoDB 3.0.5-rc7 is now available

Percona is pleased to announce the release of Percona Server for MongoDB 3.0.5-rc7 on September 21, 2015. Download the latest version from the Percona web site or from the Percona Software Repositories.

VividCortex Agent Benchmark

IntroThe purpose of this project was to measure the potential overhead of VividCortex Agent, which is used by database monitoring system. This benchmark is part of a consulting engagement with VividCortex and paid by the customer.The assumption is that VividCortex agent uses CPU processing time, and we should see an impact on user queries when the workload is CPU-intensive (how much is to be measured). The impact on IO-bound should be small or insignificant.

Percona Live Amsterdam: Community Dinner, last updates

Registration for the Percona Live Amsterdam conference community dinner at is ongoing. Please note the following:

Clarification on “Call me Maybe: MariaDB Galera Cluster”

Recently Aphyr (Kyle Kingsbury) published article is technically valid, I am not going to dispute a conclusion Aphyr made, but it is also quite technically involved, so users who just jump to conclusion may get the wrong impression and we’re left with more questions than ever.

Webinar: Introduction to MySQL SYS Schema follow up questions

Thanks to all who attended my webinar Introduction to MySQL SYS Schema. This blog is for me to address the extra questions I didn’t have time to answer on the stream.

mycli — New command line interface for MySQL

mycli is a new command line interface tool for MySQL. It features syntax highlighting and auto-completion of commands plus the ability edit commands with Emacs or VI.

So who could benefit from mycli? If you need prompting to complete commands, fat finger as you type, or just want to add some color highlights as you work with your MySQL server then try mycli. Screenshot of mycli

MongoDB Document Validation – London MUG charts

Last night I preented on the MongoDB 3.2 Documentation Validation feature at the London MongoDB User Group meetup; the charts are shared here. Unfortunately, I didn’t record the demo and so you’ll have to grab me at a future MUG if you’d like to see that!

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