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Is query_cache really a good idea? Maybe not...
OK, the query cache is a pretty smart idea, right? When the same query is executed many times by many threads, and the data in the relevant tables isn't touched so the query cache is invalidated, then...
View ArticleAddressing Hot Schema Changes in MySQL
As ones data model evolves changing the database schema becomes painful, especially for big databases where the table must be taken offline. Fortunately, Tokutek introduced online schema changes...
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RDS or MySQL – Ten Use Cases
Read the original article at RDS or MySQL – Ten Use Cases Amazon’s Relational Database Service is based on MySQL under the hood. So many colleagues and clients ask me – should I go with RDS or MySQL?...
View ArticleComplex multi-master solutions made easy with Tungsten - SkySQL &...
Robert Hodges & Giuseppe Maxia of Continuent present this talk on Tungsten. Continuent Tungsten's architecture makes creating complex topologies, such as multi-master, really easy and allows for...
View ArticleHow Constant Contact architected their replication strategy
Dan Berry and Heather Sullivan discuss how Constant Contact architected their replication strategy. Recorded at SkySQL & MariaDB: Solutions Day for the MySQL® Database.PlanetMySQL Voting: Vote UP...
View ArticleComparing Percona XtraDB Cluster with Semi-Sync replication Cross-WAN
I have a customer who is considering Percona XtraDB Cluster (PXC) in a two colo WAN environment. They wanted me to do a test comparing PXC against semi-synchronous replication to see how they stack up...
View ArticleConsolidating MariaDB project tools
It is not a secret that we’ve been kicking the tires and playing with JIRA for project management. After using it since the beginning of the year most of us like the feel of it and we’ve decided that...
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Box is Hiring!
We're growing like crazy and looking for awesome people across the entire company, but in particular we want to add a few good MySQL DBAs to our team. I know there is a lot of competition out there...
View ArticleCase Study: How Constant Contact uses MySQL and Continuent Tungsten
Heather Sullivan, Senior DBA, describes how Constant Contact architected their replication strategy. Constant Contact has chosen Continuent's Tungsten for their replication needs, which provides a...
View ArticleMySQL & MariaDB RPMs on Enterprise Linux 6
We've had a number of questions from customers lately about a change in Enterprise Linux 6 that introduces compatibility problems between older vendor RPMs (those from dev.mysql.com or Monty Program...
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JSON Loader version 1.1 available!
Yo! Time for a new release of my MySQL JSON loader. I have added a bunch of features and fixed some bugs since last. So nothing revolutionary there. The program is still a C-program, using autotools...
View ArticleRelease 1.0.1 of Percona Monitoring Plugins
Version 1.0.1 of the Percona Monitoring Plugins is released. This is a routine bug-fix release that addresses several minor issues. The Percona Monitoring Plugins are high-quality components to add...
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Replication Techniques in depth
The third book of the Effective MySQL series provides the reader with the tools, knowledge and tips for managing a scalable MySQL Replication environment. Chapters The Five Minute DBA Diagnosing Common...
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MySQL Connect Content
While the agenda is still subject to change and some updates are certainly coming, we have a first look at the great content at the MySQL Connect Conference this year. Oracle's is sending some of their...
View ArticleOurSQL Episode 95: Finding data at OSCON
Conferences The 1st Latin American Conference on MySQL, NoSQL and Cloud Technologies will be held in Buenos Aires from Tuesday June 26 through Thursday June 28th at the Hilton Buenos Aires. OSCon will...
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MySQL Innovation Day Presentations
Thanks to the MySQL Community for all of the support around the past MySQL Innovation Day. We had a great turnout on-line and in-person. It was exciting to hear about all the features coming in MySQL...
View ArticleMozilla DB News, Fri Jun 15th
The theme this week was “data integrity and security”: Upgraded the kernel in our Puppet Dashboard DB master/slave cluster after one of the machines crashed. Verified that none of our databases were...
View ArticleUsing innodb_sys_tables and innodb_sys_indexes
I was playing with Percona Server today and found fast_index_creation does not work quite exactly like described in the manual. The point I’m looking to make though it would be very hard to catch this...
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Overloading Procedures
A student asked, “Can you successfully overload MySQL stored procedures, like PL/SQL does in stored packages?” I said, “MySQL doesn’t formally support overloading stored procedures, and doesn’t support...
View ArticleOn stored routines and dynamic statements
I very much enjoyed reading Overloading Procedures by Michael McLaughlin: good stuff! I'm dealing with similar issues in common_schema/QueryScript, where I implement a whole new scripting language...
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