Clik here to view.
Join Optimizations in MySQL 5.6 and MariaDB 5.5
This is the third blog post in the series of blog posts leading up to the talk comparing the optimizer enhancements in MySQL 5.6 and MariaDB 5.5. This blog post is targeted at the join related...
View ArticleClik here to view.
mysqlslap – to check client load in MySQL 5.1
mysqlslap is native mysql utility to check client load in MySQL server. It’s introduced in MySQl 5.1. It seems very useful as it has lots of options to check load of your server by running different...
View ArticlePercona Toolkit 2.1 with New Online Schema Change Tool
I’m proud to announce the GA release of version 2.1 of Percona Toolkit. Percona Toolkit is the essential suite of administrative tools for MySQL. With this release we introduce a new version of...
View ArticleLost connection to MySQL server during query
When an application runs a query in MySQL, from time to time, it may receive various errors. Some are related to syntax errors in the query text itself, some occur because the statement attempted an...
View ArticleClik here to view.
MySQL Connect Conference
MySQL Connect Conference -- September 29 and 30, 2012Learn about the latest MySQL features, discuss product roadmaps, and ask questions directly to the Oracle engineers behind the latest MySQL code...
View ArticleMySQL Connect - Save The Date!
Oracle today announced that it will hold the MySQL Connect Conference on September 29 and 30 in San Francisco! You can read the Press Release here. MySQL Connect will be jam-packed with technical...
View ArticleClik here to view.
MySQL Connect Conference CFP
The MySQL Connect Conference call for papers will open on April 16, 2012 for approximately three weeks. We are looking for those of you in the community who want to present on what you are doing with...
View ArticleClik here to view.
MySQL Innovation Day
I will be attending the MySQL Innovation Day. Don't just listen to a speech, come and interact with the engineers and the MySQL community!The event will be featuring multiple “lightning” talks, BOFs...
View ArticleTick-tock, tick-tock … 5 days to go until MySQL Week kicks off!
Great speaker line up at SkySQL & MariaDB: Solutions Day for the MySQL Database and Percona Live MySQL Conference & Expo If you haven’t yet registeredfor next week’sSkySQL & MariaDB:...
View ArticleClik here to view.
MySQL DELETE Join example
A very useful helper in your join toolbox can be a delete join. Even though it’s not a special join type but a join used within DELETE statements, it’s still worth mentioning. However, from time to...
View ArticleClik here to view.
Mastering MySQL Indexing
Indexes are tricky things. In my experience, indexes are added whenever SQL queries are too slow. This makes sense. However, sometimes these indexes were added without being thought through enough (I...
View ArticleConnector/J now supports authentication plugins
Many people are aware that MySQL 5.5 added support for external authentication plugins, and that Oracle provides several commercial-licensed plugins that can help users leverage this functionality...
View ArticleMySQL now has two user conferences (*)
PC World has written a post with this title(*) about the upcoming MySQL Connect conference and references the Percona Live conference and an official Percona comment. As this is not syndicated in...
View ArticleLog Buffer #266, A Carnival of the Vanities for DBAs
The purpose of technology is the make the life easier and more quality oriented. It is this virtue of technology which makes it evergreen and sustainable. The unique feature of technology is its...
View ArticleAnnouncing MariaDB 5.1.62 and 5.2.12
We are pleased to announce the immediate availability of MariaDB 5.1.62 and MariaDB 5.2.12. Both of these stable (GA) releases incorporate MySQL 5.1.62 and several bug fixes. Most importantly, MariaDB...
View ArticleOptimizing MySQL performance with accurate keys
MySQL performance is largely defined by keys and how efficiently queries can use them. As you scale, at certain point it isn’t enough anymore to just have any indexes and still get a good performance...
View ArticleClik here to view.
RMOUG SIG
A big thanks to the Rocky Mountain Oracle User Group (RMOUG). They have just added MySQL as a new Special Interest Group (SIG).The first official meeting will be held at the Quarterly Education...
View ArticlePartition fun again, today with ARCHIVE
After the fun with InnoDB and MyISAM and massive partitioning it's time to move on to some other storage engines. So for the next round of fun i chose ARCHIVE: mysql> create table t1 (id int primary...
View ArticleClik here to view.
Advance Info for High Availability Deep Dive attendees at MySQL conf
For those of you coming to the High Availability Deep Dive tutorial that Yves Trudeau and myself will be co-presenting next Tuesday, here's advance information which you will find useful. Now updated...
View ArticleHigh Availability Deep Dive tutorial at PLMCE
(a slightly modify rebroadcast of Florian’s post) If you are interested by High availability solution with MySQL, Florian Haas from and myself myself will be co-presenting next Tuesday a tutorial on...
View Article