April 18, 2014

Percona University at Washington, D.C. – Sept. 12

Following our events earlier this year in Raleigh, Montevideo, Buenos Aires, Toronto and Portland, we bring Percona University to Washington, D.C. on September 12. This free one-day technical education event will cover many MySQL ecosystem technologies, including: Percona Server, MariaDB, MySQL 5.6, Percona XtraDB Cluster, Tungsten Replicator, Percona XtraBackup, MySQL Cluster and Percona Toolkit. We […]

Multicast replication in Percona XtraDB Cluster (PXC) and Galera

Bandwidth multiplication and synchronous clusters I’ve seen a lot of people setting up clusters with 3-6+ nodes on 1 Gbps networks.  1 Gbps seems like a lot, doesn’t it?  Actually, maybe not as much as you think.  While the theoretical limit of 1Gbps is actually 120MBps, I start to get nervous around 100MBps. By default […]

Read/Write Splitting with PHP Webinar Questions Followup

Today I gave a presentation on “Read/Write Splitting with PHP” for Percona Webinars.  If you missed it, you can still register to view the recording and my slides. Thanks to everyone who attended, and especially to folks who asked the great questions.  I answered as many as I could during the session, but here are […]

Getting around optimizer limitations with an IN() list

There was a discussion on LinkedIn one month ago that caught my eye: Database search by “within x number of miles” radius? Anyone out there created a zipcode database and created a “search within x numer of miles” function ? Thankful for any tips you can throw my way.. J A few people commented that […]

Yet another presentation submission

Looking at the Feedback I got for other Presentations Proposals I thought I indeed should submit general presentation focusing on Web Application performance tuning and explaining how you analyze performance and why do you do it this way, so here it is: Performance Analysis of MySQL powered Web Applications In this session we’ll go beyond […]

Slow Query Log analyzes tools

(There is an updated version of this post here). MySQL has simple but quite handy feature – slow query log, which allows you to log all queries which took over define number of seconds to execute. There is also an option to enable logging queries which do not use indexes even if they take less […]

Presentations

This page is not updated anymore. For new presentations, please check the presentations page on our company website. We love speaking at conferences and other events. Please contact us if you’d like us to present at yours! We can also give internal presentations for your company or group. Sphinx search engine for RDBMS Egypt, December […]