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Random Prefetching

In my last post , I explained the importance of asynchronous I/O and described how SQL Server uses sequential read ahead to boost the performance of scans. In this post, I'll discuss how SQL Server uses random prefetching. Let's begin with a simple example
Posted by craigfr | 1 Comments
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Query Processing Presentation

Last week, I had the opportunity to talk to the New England SQL Server Users Group . I would like to thank the group for inviting me, Adam Machanic for organizing the event, and Red Gate for sponsoring it. My talk was an introduction to query processing,
Posted by craigfr | 0 Comments
Attachment(s): QPTalk.pdf
 
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