Posts Categorized: Technical Blog

XML::XSS – Templates and Syntaxic Sugar

The first non-development version of XML::XSS has been released on CPAN. The big delta since the last blog entry (XPathScript Reborn) is the re-introduction of templates, and a generous slathering of overloaded shortcuts for stylesheet definitions.

A Pythian Fork

Today marks my last day at Pythian. I have been at Pythian for almost three years. In those three years, Pythian’s already thriving MySQL practice has grown even more. I have worked with big and small clients alike, across many industries, managed a team of up to 4 DBAs, and learned a lot not just about MySQL, but what my goals are in general.

Implementing Exadata Webinar

I’ll be giving a webinar about Exadata implementation, where I’ll be talking about Exadata features and how best to use them. I’ll also be sharing some lessons learned from my own implementation experience. The webinar will be on Wednesday August 11 at high noon eastern time. Note that this is a change from the previous date.

Replication is the New Durability (Thoughts About Dynamo)

Dynamo: Amazon’s Highly Available Key-value Store” is a high level description of a data store, written by Amazon to solve the problem of a system where updates must never ever fail and must take less than a specific amount of time in 99.99% of the cases. No matter what happens to the servers or the network, updates to the system must continue as usual, and they emphasize that they deal with hardware and network failures nearly constantly.

A grand tour of Oracle Exadata, Part 2

After covering hardware components of Sun Oracle Database Machine in part 1, our grand tour continues with a look at the software side. With the prominent exceptions of the Exadata storage server software and the Oracle database itself, the software stack is based on well-known and widely used open source products.

Webinar: What you need to know for a MySQL 5.0 -> 5.1 upgrade

IOUG has a free series of three webinars on upgrading MySQL. Each webinar is an hour long, and it starts with a webinar by me tomorrow at 12 noon Central time (GMT-5) on “Why and How to Upgrade to MySQL 5.1″. The webinar assumes you are upgrading from MySQL 5.0 to MySQL 5.1, and talks a little bit about the new features, server variables, and what you need to know when upgrading to MySQL 5.1.

Using MySQL Partitioning Instead of MERGE Tables

One common question I get is how to use partitioning instead of MERGE tables. The process I use involves using stored procedures to create and drop partitions. This article will go over the stored procedures I use; special thanks to Roland Bouman for taking a look and giving great feedback to optimize this process.

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