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Colorado MySQL User Group
The Colorado MySQL User Group has two upcoming meetups.The first meetup is at the University of Colorado in Boulder on April 11th. We will have a quick talk on MySQL Replication and cover some of the...
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Parsing a Set in SQL
I was trying to parse the data from the common platform enumeration which is a big dictionary of all or most of commercially or freely available applications, operating systems and hardware (the...
View ArticleOurSQL Episode 82: Cloudy With a Chance of Data
News: Oracle will be at DrupalCon in Denver, CO from Monday, March 19th through Friday, March 23rd. Percona's XtraDB cluster announcement XtraDB Cluster at the San Francisco MySQL Meetup on Wednesday,...
View ArticleMozilla DB news, Week of Fri Mar 9th
This week I am in Mountain View to help with some physical data center moves. It is nice to get to see where the magic happens, and our new data center is pretty awesome. Our data center technicians,...
View ArticleA few changes to save CPU with compressed InnoDB tables
InnoDB computes the checksum for pages of compressed tables every time the page is decompressed. For uncompressed tables the checksum on the read path is only computed when the page is read from disk....
View ArticleHow does MySQL hide the command line password in ps?
I saw this question asked today, and thought I’d write a quick post about it. Giving passwords on the command line isn’t necessarily a fantastic idea – but you can sort of see where they’re coming...
View ArticlePT BOF at PLMCE 2012
PT BOF at PLMCE 2012, or: I submitted a session for Percona Toolkit Birds of a Feather at Percona Live MySQL Conference & Expo 2012. You should BoF too; hard deadline is Monday, March 12th: submit...
View ArticlePhony Security Scare-Tactics
We noticed this gem via Slashdot: Measuring China‘s Cyberwar Threat. It followed a similar entry from John Robb’s Global Guerrillas blog call You don‘t need a cyber attack to take down the north...
View Article@Introducing new type of benchmark
My comment to Introducing new type of benchmark. I’ve used Poisson load generators for blackbox perf testing of how the system responds to requests produced by independent irregular sources. The gist...
View ArticleMySQL must improve error messages
I just finished a database modification, a new foreign key creation shouldn’t be take more than 5 mins, but I spent 2 hours because MySQL still have some useless error messages. There is a way to...
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Site update with a welcome news
As I updated my website, migrating from Drupal to WordPress, a welcome news followed in the evening when Swansea beating Manchester City 1-0. The female assistant to the referee, Sian Massey, gladly...
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A different kind of static?
While actually trying to check for something completely different (more on that later maybe) i found that mysql, mysqladmin and other client binaries in my MySQL 5.5 install dir did not list...
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Why should I consider memcached plugin?
My last post explained what to expect from memcached plugin in MySQL 5.6 (labs release). But I want to take a step back and think about "why" first. Why is memcached plugin of interest at all? What can...
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Who will win a MySQL Cluster 7.2 shirt today??
Someone will win a limited edition and very rare MySQL Cluster 7.2 shirt todaySomeone will win this shirt at the North Texas MySQL User Group meeting on Monday March 12th at the North Texas MySQL Users...
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Index Condition Pushdown in MySQL 5.6 and MariaDB 5.5 and its performance impact
I have been working with Peter in preparation for the talk comparing the optimizer enhancements in MySQL 5.6 and MariaDB 5.5. We are taking a look at and benchmarking optimizer enhancements one by one....
View ArticleEarly Bird Pricing Ends Today for Percona Live MySQL Conference & Expo
Early Bird Pricing for the Percona Live MySQL Conference and Expo ends today, March 12th. Hotel room rates at the Hyatt Regency Santa Clara go up March 19th, if rooms are still available at that time....
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What's The Difference, Kenneth?
Uh, this is this time of the year again. You know, MySQL User Conference and Stuff. And again we need to bring some news about Galera. What's new about Galera? Everybody knows that it kicks ass, so...
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Presenting at Percona Live and SkySQL MariaDB Solutions Day in Santa Clara
MySQL community conferences are alive and well in 2012. Percona has taken the initiative to host the yearly MySQL event at the Santa Clara Hyatt; it's now called Percona Live MySQL Conference and...
View ArticleIndex Condition Pushdown in MySQL 5.6 and MariaDB 5.5 and its performance impact
I have been working with Peter in preparation for the talk comparing the optimizer enhancements in MySQL 5.6 and MariaDB 5.5. We are taking a look at and benchmarking optimizer enhancements one by one....
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MySQL Sandbox at the OTN MySQL Developers day in Paris, March 21st
On March 21st I will be in Paris, to attend the OTN MySQL Developers Day.Oracle is organizing these events all over the world, and although the majority are in the US, some of them are touching the...
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