Podcasts

OurSQL Episode 136: Digging for Information


39:41 minutes (18.8 MB)

We discuss INFORMATION_SCHEMA with plenty of examples on useful queries. In this week's Ear Candy, we talk about resident versus virtual memory on Linux, and in At the Movies has a video about MongoDB.

Events
DB Hangops in May will be Wed May 8th and 22nd noon pacific time.
Upcoming MySQL tech tours

Training
SkySQL Trainings
Tungsten University trainings

OurSQL Episode 135: Another Kind of Buffer


27:50 minutes (13.37 MB)

This week, we explain the InnoDB and Memcached integration in MySQL 5.6. Ear Candy is about the nonexistent 2-step deadlock detection in MariaDB and At the Movies is Colin Charles talking about the features of MariaDB 10.

InnoDB and memcached in MySQL 5.6
memcached official page
InnoDB integration with memcached MySQL manual page
History of the term NoSQL
setting up the InnoDB memcached plugin in MySQL 5.6

OurSQL Episode 134: When Binary's Not Binary


28:13 minutes (13.55 MB)

This week, we take a lighter topic and talk about the many uses and meanings of "binary". Ear candy is a but about SET GLOBAL SQL_BIN_LOG, and At the Movies is Ariel Weisberg of VoltDB explaining sharding and elastic clustering.

Events
DBA Hangops - an every-other-week hangout for dba's (right now it's mostly MySQL) - The DB hangops sessions for April and May are April 10th, April 24th, May 8th and May 22nd.

Upcoming MySQL tech tours

Call for Papers for MySQL Connect is open! The call closes Friday, April 12th.

OurSQL Episode 133: MySQL on Auto-Tune


29:20 minutes (14.06 MB)

This week, we talk about variables with changed default values in MySQL 5.6. Ear Candy is the pt-config-diff tool and At the Movies is Tim Callaghan of Tokutek talking about Fractal Trees.

Changed Defaults in MySQL 5.6

Percona's article about default variable differences in MySQL 5.5 and MySQL 5.6

MySQL 5.6 manual page about changes to server defaults in MySQL 5.6.

back_log

OurSQL Episode 132: New and Shiny!


29:45 minutes (14.25 MB)

This week we discuss new variables in MySQL 5.6. Ear Candy talks about a problem with XFS performance on a Linux kernel, and At the Movies discusses columnar databases.

@eRadical points out a correction to episode 130 - multiple InnoDB buffer pools were new in MySQL 5.5, not MySQL 5.6.

Events

Upcoming MySQL tech tours

Call for Papers for MySQL Connect is open! The call closes Friday, April 12th.

OurSQL Episode 131: Fresh Variables


29:34 minutes (13.69 MB)

This week we discuss changed behavior of variables in MySQL 5.6. In ear candy we talk about a cloud-based service to play with SQL on different databases, and At the Movies is Stewart Smith of Percona talking about MySQL in the Cloud as a Service during Linux Conf Australia in Canberra.

Changed behavior of variables in 5.6
boolean variables can be set to ON/OFF 1/0 TRUE/FALSE

Variables with changes:
log_slave_updates

OurSQL Episode 130: Retired Variables


28:00 minutes (12.97 MB)

This week we discuss deprecated, removed and ignored variables in MySQL 5.6. Ear Candy is about innodb_file_per_table enabled by default, and At the Movies is "Different MySQL Forks for Different MySQL Folks".

Events
Upcoming MySQL tech tours

Open Database Camp will be part of the Northeast LinuxFest at Harvard University, Cambridge MA Saturday March 16th and Sunday March 17th, 2013. You can register and submit presentations on the opensqlcamp.org website.

OurSQL Episode 129: New and Extended


50:23 minutes (23.22 MB)

This week we interview Shlomi Noach about the upcoming Percona Live: MySQL Conference and Expo in Santa Clara April 22-25th, 2013. There are 2 organizations with new trainings, too! Ear Candy is a resource with data models, and At the Movies is how to setup and operate Tungsten replication.

Events
Upcoming MySQL tech tours

LinuxFest Northwest will take place in Bellingham, Washington on Sat Apr 27th and Sun Apr 28th.

OurSQL Episode 128: Your Global ID Please


29:29 minutes (13.65 MB)

This week, we discuss GTIDs in MySQL 5.6 and how they work with replication. In Ear Candy, we link to an extremely useful resource for complicated MySQL query patterns. In At the Movies, we present The Finer Art of Being a 'Senior' Employee.

Events
Oracle's upcoming webinars:
MySQL Security Enhancements and Important Security Tips for ISVs and OEMs on Thursday, February 21st.

MySQL Performance and Scalability in Spanish Thursday, February 28th.

OurSQL Episode 127: No Sweat Slaves


29:05 minutes (13.47 MB)

This week we begin to discuss replication features in MySQL 5.6. Ear Candy is a LOAD DATA INFILE bug and using CSV to get beyond it; At the Movies is Suzan Bond talking about "The Art of Self-Sourcing".

Events
Oracle's doing more MySQL tech tours. These seminars will be in the mornings, and are free. They will be on:
Tuesday, February 19th in Petach Tikva, Israel
Thursday, February 21st in Oslo and Brussels

OurSQL Episode 126: Subqueries and Tracking


33:25 minutes (15.46 MB)

This week we present part 2 of optimizer enhancements in MySQL 5.6, including subquery optimizations and the new optimizer trace feature. Ear Candy talks about what "hole punching" is with regards to file systems. In At the Movies we present "How to Deal with Difficult People".

Events
Galera, SkySQL and MariaDB are doing a Road Show in Stockholm on February 7th.

Oracle's doing more MySQL tech tours. These seminars will be in the mornings, and are free. They will be on:
Friday, February 15th near Milan

OurSQL Episode 125: New and Improved...And Faster!


34:46 minutes (16.07 MB)

This week we discuss part 1 of the new optimizer enhancements in MySQL 5.6. Ear Candy is a gotcha about persistent replication configuration, and At the Movies is MVCC in PostgreSQL.

Events

Galera, SkySQL and MariaDB are doing a Road Show in Hamburg on February 1st and Stockholm on February 7th.

FOSDEM 2013 is taking place in Brussels, Belgium Sat Feb 2 - Sun Feb 3rd.

OSCON 2013 will take place in Portland, OR from Monday July 22nd through Friday July 26th. The call for speakers closes at midnight Pacific Time on Monday, February 4th.

OurSQL Episode 124: When Do You Want It?


24:35 minutes (11.41 MB)

This week, we talk about Linux I/O schedulers. Ear Candy is iotop, and At the Movies is learning how to use EXPLAIN.

News
OurSQL is taking the EBU's recommendation for volume for mobile devices. You can find a link to a white paper titled: "On the way to loudness nirvana".

Events
Oracle is doing a small MySQL tech tour, on January 22nd to Pleasanton, CA and on January 23rd to Belmont, CA.

OurSQL Episode 123: Storing Bags of Bytes


44:28 minutes (20.51 MB)

This week we discuss different filesystems and how they work. Ear Candy talks about the "-bibyte" suffix, and At the Movies presents an indexing webinar.

Events
FOSDEM 2013 is taking place in Brussels, Belgium Sat Feb 2 - Sun Feb 3rd.

OSCON 2013 will take place in Portland, OR from Monday July 22nd through Friday July 26th. The call for Speakers closes at midnight Pacific Time on Monday, February 4th.

LinuxFest Northwest will take place on Sat Apr 27th and Sun Apr 28th. The call for papers is open and you can submit proposals through Thursday Feb 28th.

OurSQL Episode 122: Nobody's Perfect - 2012 Blooper Retrospective


34:27 minutes (47.47 MB)

This podcast would not achieve its goal if there were no listeners to learn about MySQL. This week we play a bunch of bloopers as our year-end gift to you. We hope these make you laugh!

2011 Blooper Retrospective