Tag - Tips

Webinars: Common (but deadly) MySQL mistakes

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 all been […]

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Webinar: SQL Query Patterns, Optimized

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

Analyzing SQL Queries with Percona Toolkit, Feb. 25-28, 9-11 a.m. PST
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 […]

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Sphinx search performance optimization: multi-threaded search

Queries in MySQL, Sphinx and many other database or search engines are typically single-threaded. That is when you issue a single query on your brand new r910 with 32 CPU cores and 16 disks, the maximum that is going to be used to process this query at any given point is 1 CPU core […]

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