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New Keynote Speakers and Sponsors and Applications Open for DotOrg Pavilion for Percona Live MySQL Conference and Expo

I’m pleased to announce the first of the Percona Live MySQL Conference and Expo 2013 keynote speakers and new sponsors including Amazon Web Services, Google, Clustrix, Scalebase, PalominoDB, Database Trends & Applications, and Linux Journal. …

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Filling the tmp partition with persistent connections

The use of tmpfs/ramfs as /tmp partition is a common trick to improve the performance of on-disk temporary tables. Servers usually have less RAM than disk space so those kind of partitions are very limited …

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Volver – MySQL, NoSQL, and Cloud Conference Latin America

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Volver, con la frente marchita, las nieves del tiempo platearon mi sien… Martin’s blog (Mi Buenos Aires Querido) was named after a tango, so I decided to follow his lead. The 4 lines of the …

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On Character Sets and Disappearing Tables

The MySQL manual tells us that regardless of whether or not we use “SET FOREIGN_KEY_CHECKS=0” before making schema changes, InnoDB will not allow a column referenced by a foreign key constraint to be modified in …

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Migrating to XtraDB Cluster Webinar follow up questions

Thanks to all who attended my webinar today. The session was recorded and will be available to watch for free soon here. There were a lot of great questions asked during the session, so I’d …

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Percona is Speaking At Open Source Data Center Conference in Nuremberg, Germany

Percona has 2 talks lined up at OSDC in Nuremberg, Germany: – Taking hot backups with XtraBackup by Alexey Kopytov – Expert Troubleshooting: Resolving MySQL Problems Quickly  by Kenny Gryp Feel free to come and …

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Announcement of Percona XtraDB Cluster 5.5.20 GA release

I am excited to announce the availability of the GA release of our new product Percona XtraDB Cluster. Percona XtraDB Cluster is a High Availability and Scalability solution for MySQL Users and is based on …

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linux.conf.au 2012 roundup

I spent last week at linux.conf.au in Ballarat, Victoria (that’s the Victoria in Australia, not wherever else there may be one) which is only a pleasant two hour drive from my home town of Melbourne …

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Improved InnoDB fast index creation

One of the serious limitations in the fast index creation feature introduced in the InnoDB plugin is that it only works when indexes are explicitly created using ALTER TABLE or CREATE INDEX. Peter has already …

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Cage Match: OldSQL, NoSQL and NewSQL

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  When I interviewed at Tokutek, I met a team of distinguished academics and engineers who could calmly and thoughtfully wax eloquent about the finer points of B-tree and Fractal Tree™ indexing,  drive I/Os, and …

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