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Using dbsake to recover table structure from .frm files and process mysqldump output

 | December 16, 2015 |  Posted In: InnoDB, Insight for DBAs, MySQL

We work on data recoveries quite often. In many cases, we recover table structures from the .frm files because there was no backup available. There is already a great blog post by my colleague Miguel Ángel Nieto about how we can recover structures from .frm files using MySQL utilities. This works pretty well and we prefer […]

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Q&A: Even More Deadly Mistakes of MySQL Development

 | July 17, 2014 |  Posted In: Insight for Developers, MySQL, Technical Webinars

On Wednesday I gave a presentation on “How to Avoid Even More Common (but Deadly) MySQL Development Mistakes” for Percona MySQL Webinars.  If you missed it, you can still register to view the recording and my slides. Thanks to everyone who attended, and especially to folks who asked the great questions.  I answered as many as we had […]

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How to improve InnoDB performance by 55% for write-bound loads

 | May 23, 2014 |  Posted In: Benchmarks, Hardware and Storage, Insight for DBAs, MySQL, Percona Live

Update: do not do this, this has been proven to corrupt data!   During April’s Percona Live MySQL Conference and Expo 2014, I attended a talk on MySQL 5.7 performance an scalability given by Dimitri Kravtchuk, the Oracle MySQL benchmark specialist. He mentioned at some point that the InnoDB double write buffer was a real […]

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Webinars: Common (but deadly) MySQL mistakes

 | January 13, 2014 |  Posted In: Insight for DBAs, Insight for Developers, Technical Webinars

On January 22 I’ll be presenting the first of a series of two new webinars focusing on avoiding common MySQL mistakes: How to Avoid Common (but Deadly) MySQL Operations Mistakes. “Don’t bother me with DBA ‘best practices,’ we have real work to get done.” So go the famous last words from overworked IT managers (we’ve […]

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Webinar: SQL Query Patterns, Optimized

 | May 20, 2013 |  Posted In: MySQL, Technical Webinars

Next Friday, May 31 at 10 a.m. Pacific, I’ll present Percona’s next webinar, “SQL Query Patterns, Optimized.” Based on my experiences solving tough SQL problems for Percona training and consulting, I’ll classify several common types of queries with which developers struggle. I’ll test several SQL solutions for each type of query objective, and show how […]

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Analyzing Slow Query Table in MySQL 5.6

 | February 18, 2013 |  Posted In: Events and Announcements, Insight for DBAs, MySQL, Percona Toolkit

Next week I’m teaching an online Percona Training class, called Analyzing SQL Queries with Percona Toolkit.  This is a guided tour of best practices for pt-query-digest, the best tool for evaluating where your database response time is being spent. This month we saw the GA release of MySQL 5.6, and I wanted to check if any […]

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