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Author Archives: Morgan Tocker

Webinar: Introduction to Percona Server, XtraDB and Xtrabackup

We’ve had such a large number of signups to our Migrating MyISAM to InnoDB webinar, that we decided to hold one more before the year is out: December, 8th 9AM PST: Introduction to Percona Server, …

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An argument for not using mysqldump

I have a 5G mysqldump which takes 30 minutes to restore from backup.  That means that when the database reaches 50G, it should take 30×10=5 hours to restore.  Right?  Wrong.

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Sharing an auto_increment value across multiple MySQL tables (revisited)

A couple of weeks ago I blogged about Sharing an auto_increment value across multiple MySQL tables. In the comments, a few people wrote in to suggest alternative ways of implementing this.  I just got around …

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Percona at WebConf Riga 2010

My colleague Aleksandr Kuzminsky will be speaking at WebConf Riga 2010 next month on XtraBackup: Hot Backups and More and Recovery of Lost or Corrupted InnoDB Tables. WebConf is the first big conference of its …

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Sharing an auto_increment value across multiple MySQL tables

The title is SEO bait – you can’t do it. We’ve seen a few recurring patterns trying to achieve similar – and I thought I would share with you my favorite two: Option #1: Use …

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Instrumentation and the cost of Foreign Keys

I occasionally get in to light arguments healthy discussions with students about whether or not to use Foreign Key constraints on InnoDB tables.  My standard response has always been: “it depends on how much of …

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Percona talks at OpenSQL Camp this weekend

Four Perconians (perconites?) will be at OpenSQL Camp in Sankt Augustin, Germany this weekend presenting talks on: Recovery of Lost or Corrupted InnoDB Tables Keep your MySQL backend online no matter what XtraDB — InnoDB …

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Announcing Training for Operations Teams

We’re opening up registration for our new training courses today.  In short: we are moving from two days to a new four-day format.  The new additions are created by: Splitting our current InnoDB day in …

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Why message queues and offline processing are so important

If you read Percona’s whitepaper on Goal-Driven Performance Optimization, you will notice that we define performance using the combination of three separate terms. You really want to read the paper, but let me summarize it …

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Caching could be the last thing you want to do

I recently had a run-in with a very popular PHP ecommerce package which makes me want to voice a recurring mistake I see in how many web applications are architected. What is that mistake? The …

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