Howdy! Come on in!
Here is the introductory post to my new blog on SQL, data-driven applications, performance, scaling, and anything else I feel like posting. For those of you who do not know me, Paul Randal...
View ArticleUser Question: Plan Cache Pollution
I’ve already received a few comments and mails from people asking questions… One comment I’ve received is about LINQ’s IN operator(method?) and SQL Server plan cache pollution. I’m researching the...
View ArticleSQL Server IN Plans and the query plan cache
This post builds upon my previous post on some of the various kinds of plans for the IN operator. I will cover some of the query plan cache behavior associated with IN plans. For this post we’ll be...
View ArticleSubqueries in the Query Optimizer
I’ve been trying to think of a good way to introduce how SQL Server does subqueries based on a question from a reader. One of the tricky pieces to query optimization is that the “language” used...
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Operator of the Day: Sequence Project
So I’ll be posting explanations for each query operator in the output query trees that you can see through “set showplan_text on” in SQL Server. I’m hopeful that this will give you the tools to better...
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Query Optimization DMV du jour – sys.dm_exec_query_optimizer_info
So as you proceed up the river into the jungle, searching for answers about how the query optimizer works, I’ll ask you one question: Did you know that there’s actually a lot of stuff that the...
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Progress on the SQL 2008 CTP6 Installation Problems
You may recall my previous posts on my trouble with SQL 2008 CTP6. I’ve made some progress on fixing my machine that I thought I’d share with you. I now get past the following error:...
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Costing and Statistics, continued…
I started off tonight playing with the new page compression feature. So far I like it. I haven’t found something yet about which I want to post (which is code for “I’m still looking for the seams ”),...
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SQL 2008 Geometry type tidbits
I spent some time playing with the SQL 2008 geometry data type. This post will cover some of the things I have learned about how it is implemented from playing with the feature. Some of these will...
View ArticleA nice MSDN article on SQL 2008 Data Warehousing
http://technet.microsoft.com/en-us/magazine/cc434693.aspx It covers some of the new features in SQL 2008 w.r.t. Data Warehousing. Conor Cunningham The post A nice MSDN article on SQL 2008 Data...
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