SQL Server Articles


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Shared Datasets in SQL Server 2008 R2

This article leverages the examples and concepts explained in the Part I through Part IV of the spatial data series which develops a “BI-Satellite” app. Overview In the spatial data series we looked at free-form text based address data and worked towards developing a Geospatial Dashboard . In this artilce we will look at using […]

Achieve Spatial Data Support in SSIS

Overview SQL Server 2008 introduced a new category of datatypes known as spatial datatypes which store spatial information. The new spatial datatypes are geography and geometry. SQL Server Management Studio comes with good good support for these spatial data types like the spatial results tab and facilitated access to .NET Common Language Runtime (CLR) functions […]

Physical Join Operators in SQL Server – Hash Operator

In second part of this series on physical join operators we looked at the Merge Operator. In the final part of the series we turn our attention to the Hash operator. For this article series I am using an analogy of two sets of standard playing cards. One set with a blue back and another […]

Reporting Services 2008 R2: Geospatial Visualization – Part I

Geospatial Visualization is one of the key new features of SQL Server 2008 R2 Reporting Services.SQL Server provided geospatial data with SQL Server 2008 and you may have noticed (or perhaps used) the two geospatial data types in SQL Server 2008 : geometry and geography. This support is further extended with Reporting Services 2008 R2 […]

Physical Join Operators in SQL Server – Merge Operator

In Part I of this series on physical join operators we looked at Nested Loops. We now turn our attention to the Merge operator. For this article series I am using an analogy of two sets of standard playing cards. One set with a blue back and another with a red back that need to […]

Migrating to Windows Server 2008 R2

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Physical Join Operators in SQL Server – Nested Loops

SQL Server implements three different physical operators to perform joins. In this article series we will examine  how each  operators works, its advantages and challenges. We will try to understand the logic behind the optimizer’s decisions on which operator to use for various joins using (semi) real life examples and how to avoid common pitfalls. […]

Using SQL Server Default Trace

What is Default Trace? A default trace in SQL Server is a standard server side trace which is installed by default in SQL Server 2005 onwards. As BOL states: “Default trace provides troubleshooting assistance to database administrators by ensuring that they have the log data necessary to diagnose problems the first time they occur.” Thus […]

Running SQL Server Jobs using a Proxy Account

In most companies, roles and responsibilities are clearly defined for the various teams, whether it is the database team, application team or the development team. In some cases, the application team might own a number of jobs but they may not have direct access or the high level privileges required to run it on the […]
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