improve.dk
Just another mindless drone looking for the perfect stack
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March 2009 Blog Posts


Deciphering a SQL Server data page

Written on Thursday, March 26, 2009 by Mark S. Rasmussen in SQL Server: Internals

Want to learn to dechiper a SQL Server data page? In this post I'll go through the contents of a data page using the SQL Server DBCC PAGE command.

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Query Optimization - A Case Study

Written on Friday, March 20, 2009 by Mark S. Rasmussen in SQL Server: Optimization

Here's an example of the query optimization process. Fixing one thing allows you to optimize another, all the way until the query is perfect.

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ANUG Talk: Optimizing SQL Server 2005

Written on Thursday, March 12, 2009 by Mark S. Rasmussen in Development: .NET, SQL Server: Optimization, Presenting

These are the slides & materials for my "Optimizing SQL Server 2005" talk presented at the Aarhus .NET User Group.

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Resource URLs and their effect on client side caching

Written on Sunday, March 08, 2009 by Mark S. Rasmussen in Development: .NET, Sysadmin: Scalability

One of the best way to improve performance of any website is to reduce the load from clients by allowing them to cache resources. There are various ways to ensure we utilize client side caching to the fullest extent, an often overlooked parameter however, is the actual URL for the resource we want to cache. The traditional methods Basically client side caching comes down to three different parameters, the cache policy, the expiration dates as well as the last-modified / etag of the resource. Through the no-cache policy we can completely disallow all caching of the resource,...

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