LINQ: The Good, The Bad, and The Poorly Optimized (Part 2)

Part 2: Controlling Parameter Optimization with Plan Guides For Part 1 of this series, see LINQ: The Good, The Bad, and The Poorly Optimized. T-SQL supports a variety of “hints”. They are hints in the same sense that your mother used to hint that it’s time to wash up and come to dinner. In other […]
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LINQ: The Good, The Bad, and The Poorly Optimized (Part 1)

Part I: LINQ and sp_executesql Numerous questions raised in numerous forums mention that LINQ to SQL wraps queries in a call to the stored procedure sp_executesql. There seems to be agreement that this is done to ensure the caching of the query and query parameterization (if, indeed, parameters are supplied). Some advantages to sp_executesql, like […]
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Analyzing SQL Server Data with R and RODBC

Down the Rabbit Hole with RODBC The most direct method for reading SQL Server data into the statistical program R is with ODBC. If R is running on a Windows system, this is straightforward using the R package RODBC. On a Linux system, the installation of RODBC is more challenging. Of course, RODBC requires a […]
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Why Should You Pursue a Microsoft Certification?

If you’re considering taking a Microsoft Official Curriculum course (or your company is considering sending you to one) you should know that it’s a good choice for both of you. The most obvious benefit of taking a Microsoft Official Curriculum (MOC) course is that you’re getting information about Microsoft technologies from the source. Coupled with […]
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Patch Your Samba Servers or Risk a Worse Version of WannaCry

The big cybersecurity news of the past couple of weeks has been the WannaCry worm. It took advantage of some rather old bugs, dating back to Windows XP and Windows Server 2003. We got lucky! The vulnerability, the problems in the targets, allowed unlimited abuse. But the exploit, the attackers’ code, had a built-in “kill […]
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