June 18, 2013

Post: Call for papers: Percona Live London

If you attended last April’s Percona Live MySQL Conference and Expo in Santa Clara, you know it was a rare opportunity… using MySQL, Percona Server, MariaDB, Drizzle or (fill in the blank) in production? Are you managing multiple environments? Are you working with MySQL or… look at the benefits of sponsorship. Questions? Let me know in the comments section. I look forward to hearing from you!

Post: Experiences with the McAfee MySQL Audit Plugin

… involving the McAfee MySQL Audit Plugin and would like to share my experience in this post. Auditing user activity in MySQL  has traditionally been… understand why that is the case. Maybe someone more knowledgeable in MySQL internals can enlighten me here. – audit_record_objs : List of… my config file for the plugin to work (plus one commented line for switching between file and socket for output): plugin…

Post: Implementing SchemaSpy in your MySQL environment

… file in use for my Percona Server 5.6.10 sandbox: description=MySQL driver=com.mysql.jdbc.Driver connectionSpec=jdbc:mysql://127…./05/schemaspy.meta.xsd”> <comments> Main Production Database. Percona, Michael Coburn comments>

comments=”Parent table”>

Post: The small improvements of MySQL 5.6: Duplicate Index Detection

… Index Detection I commented about this on my last webinar, but did not have time to analyze it in-depth.  If you try to do something like this in MySQL 5.5, you will succeed without errors or warnings: mysql> ALTER… explains more in detail what the “will be disallowed in a future release” means. In MySQL 5.7 the checks will be stricter: in the…

Post: MySQL and the SSB - Part 2 - MyISAM vs InnoDB low concurrency

… on the Star Schema Benchmark. In my previous blog post I compared MySQL 5.5.30 to MySQL 5.6.10, both with… on performance of the benchmark.  There was some discussion in the comments and I promised to follow up with more SSB tests… [mysqld] datadir=/mnt/mysql56/data basedir=/usr/local/mysql socket=/var/lib/mysql/mysql.sock user=justin innodb_buffer_pool_size=64G innodb…

Comment: Open Source, the MySQL market (and TokuDB in particular)

… moving from MySQL to/from Oracle/MSSql/etc is even more painful.) And much of the code was in assembly language for…. The verdicts helped cut back on vendor/service lock-ins (Vadim’s first comments), and made for a more level playing field… with ‘traditional’ business models. Another history note: 100 years ago (in the US), there were 100 auto manufacturers. By the 1970s…

Post: 10 years of MySQL User Conferences

… core” plans are announced for MySQL Server – the online backup in MySQL 6.0, it’s to ship in commercial version only. An Innodb Plugin is announced and will be separate from MySQL… moments do you have from you attending MySQL Conference over last 10 years. Please leave comment and share your experiences! Thank you…

Post: Understanding the maximum number of columns in a MySQL table

… is the maximum number of columns in MySQL?” and “What is the minimum maximum number of columns in MySQL?”. Before you read on, ponder…_name)+2) (bytes) + length of all comments (in bytes) + length of all intervals (for ENUM, SET) in bytes. If you use that as…).”‘) COMMENT ‘”.cname($_,254).”‘,\n”; } chop $sql; chop $sql; $sql.=”);”; print $sql; So the maximum number of columns for a table in MySQL is…

Post: Percona Live MySQL Conference 2013 wrap-up

…and breakout session speakers who presented insights into MySQL and MySQL-related technologies in over 110 sessions across four days. Special thanks … enjoyed the Percona Live MySQL Conference keynote presentations this year. I heard very positive comments on the sponsor sessions including …

Post: Open Source, the MySQL market (and TokuDB in particular)

…: MySQL‘s creator on why the future belongs to MariaDB.” To quote that article: “In principle, anyone who has an interest in MySQL and… for Tokutek). To summarize my thoughts: If you are in the MySQL market and your product is under proprietary license (not an…. Everything here is my personal position, but I welcome your comments.