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My Sessions at UC2009
I’m speaking at the User Conference this year, with a half-day tutorial and three further sessions. The running theme is performance, both in terms of the performance of your queries, and in terms of scaling up. Scale Up, Scale Out, and High Avail…
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Feeding Query Analyzer from DTrace
One of the new features in the new release of MySQL Enterprise Monitor is Query Analyzer. As the name suggests, the Query Analyzer provides information about the queries that are running on your server, the response times and row and byte statisti…
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Compiling MySQL Workbench on Gentoo
The Workbench team have just announced the release of Workbench for Linux, including binary packages and source packages with instructions on how to build. I’m a Gentoo Linux user, so I prefer building from source, and you’ll need to emerge the fo…
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How to analyze memory leaks on Windows
We use valgrind to find memory leaks in MySQL on Linux. The tool is a convenient, and often enlightening way of finding out where the real and potential problems are location. On Windows, you dont have valgrind, but Microsoft do provide a free nat…
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New VoiceXML/XQuery Demo
I’ve got a new VoiceXML/XQuery article coming out, and IBM have asked that a demo of the service is live. The service is an interface RSS reader – you get to choose the topic and the feed (currently only four static feeds are provided), then it wi…
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An introduction to Eclipse for Visual Studio users
I’m seeing more and more people moving to Eclipse as a development platform, even those Windows users who have traditionally used Visual Studio. As an Eclipse user for quite a while now I’m often asked how good it is, or how to use it. Of course, …
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Brian is having the same issues
I mentioned the problem with setting up the stack on a new Solaris box yesterday and then realized this morning that I’d already added Brian Aker’s blog posting on the same issues to my queue (Solaris, HOW-TO, It works… Really…). Brian mention…
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Setting up the developer stack issues
There’s a great post on Coding Horror about Configuring the Stack. Basically the gripe is with the complexity of installing the typical developer stack, in this case on Windows, using Visual Studio. My VS setup isn’t vastly different to the one Je…
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Building an RPN to Equation Parser
In the final part of the examination of lex and yacc, here are the rules for building a parser that translates RPN into equation input (the reverse of the Equation to RPN parser. Translating RPN into standard equation format is a lot more difficul…
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Building an Equation to RPN Parser
As part of the continuing examination of lex and yacc, here are the rules for building a parser that translates equations into RPN format. The process is actually very simple. Because of the way the parser works, all you have to do is print out wh…