May 22, 2013

Percona Live MySQL Conference and Expo 2013: The talks I want to see

February 12, 2013 By 4 Comments

I’ve been woefully neglectful of my responsibilities to post regularly about Percona Live MySQL Conference and Expo 2013 (PLCME 2013), but here’s some highlights of what I am planning to attend from the schedule.  Read to the very bottom for the chance to win a free full pass to the conference! When picking talks to attend, [...]

Filed Under: Events and Announcements, MySQL, Percona Live Tagged With: , ,

MySQL 5.6: Improvements in the Nutshell

January 27, 2013 By 16 Comments

Preparing for my talk for Percona MySQL University in Raleigh,NC, Tuesday 29th of January I have created the outline of improvements available in MySQL 5.6 which I thought was worth sharing to give a feel for how massive work have been done for this release in variety of areas. I’m sure the list is not [...]

Filed Under: Insight for DBAs, Insight for Developers, MySQL Tagged With: , ,

Quickly finding unused indexes (and estimating their size)

December 5, 2012 By 2 Comments

I had a customer recently who needed to reduce their database size on disk quickly without a lot of messy schema redesign and application recoding.  They didn’t want to drop any actual data, and their index usage was fairly high, so we decided to look for unused indexes that could be removed. Collecting data It’s [...]

Filed Under: Insight for DBAs, MySQL, Percona Software

Percona Live MySQL Conference and Expo 2013 – News from the Committee – Tutorial Selection Complete

December 3, 2012 By 1 Comment

As Percona Live London is raging in the UK, I thought it fitting to remind everyone about the next big Percona Live: MySQL Conference and Expo 2013 in Santa Clara, Californa on April 22-25, 2013.  You can register NOW for this conference, and the Super Saving Registration deadline ends on December 28th, so be sure to [...]

Filed Under: Events and Announcements, MySQL

Knowing what pt-online-schema-change will do

November 1, 2012 By 1 Comment

pt-online-schema-change is simple to use, but internally it is complex.  Baron’s webinar about pt-online-schema-change hinted at several of the tool’s complexities.  Consequently, users often want to know before making changes what pt-online-schema-change will do when it runs.  The tool has two options to help answer this question: –dry-run and –print. When ran with –dry-run and –print, pt-online-schema-change changes nothing [...]

Filed Under: Insight for DBAs, Percona Software Tagged With:

Full Text Search Webinar Questions Followup

August 24, 2012 By 5 Comments

I presented a webinar this week to give an overview of several Full Text Search solutions and compare their performance.  Even if you missed the webinar, you can register for it, and you’ll be emailed a link to the recording. During my webinar, a number of attendees asked some good questions.  Here are their questions and my [...]

Filed Under: Events and Announcements, Insight for Developers, MySQL

Webinar for Full Text Search Throwdown

August 21, 2012 By 1 Comment

Tomorrow, August 22 at 10:00am PDT, I’ll present a webinar called Full Text Search Throwdown.  This is a no-nonsense performance comparison of solutions for full text indexing for MySQL applications, including: LIKE predicates and regular expressions MyISAM FULLTEXT indexes InnoDB FULLTEXT indexes Apache Solr Sphinx Search Trigraphs I’ll compare the performance for building indexes and querying [...]

Filed Under: Events and Announcements, Insight for Developers, MySQL Tagged With: , ,

DROP TABLE and stalls: Lazy Drop Table in Percona Server and the new fixes in MySQL

June 22, 2012 By 33 Comments

Suppose you have turned on innodb_file_per_table (which means that each table has its own tablespace), and you have to drop tables in a background every hour or every day. If its once every day then you can probably schedule the table dropping process to run during off-peak hours. But I have seen cases where the [...]

Filed Under: Benchmarks, Insight for DBAs, MySQL

Percona XtraDB Cluster reference architecture with HaProxy

June 20, 2012 By 63 Comments

This post is a step-by-step guide to set up Percona XtraDB Cluster (PXC) in a virtualized test sandbox. I used Amazon EC2 micro instances, but the content here is applicable for any kind of virtualization technology (for example VirtualBox). The goal is to give step by step instructions, so the setup process is understandable and [...]

Filed Under: MySQL, Percona Software, XtraDB Cluster Tagged With:

Announcement of Percona XtraDB Cluster 5.5.20 GA release

April 3, 2012 By 11 Comments

I am excited to announce the availability of the GA release of our new product Percona XtraDB Cluster. Percona XtraDB Cluster is a High Availability and Scalability solution for MySQL Users and is based on Percona Server 5.5.20. With this release we make clustering very easy and affordable for everyone. You can convert your existing [...]

Filed Under: Events and Announcements, MySQL, Percona Software, XtraDB Cluster
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