SQL Server Query Articles

Understanding SQL Server Query Optimization – Part 4

Editor’s Note: In the first of this four part series, I gave an overview of the tools and techniques of query optimization in SQL Server. In the second part, I talked about the process of displaying and interpreting query execution plans. I also showed how to generate query execution plans using SQL Server Management Studio, […]

Understanding SQL Server Query Optimization – Part 3

Editor’s Note: In the first of this four part series, I gave an overview of the tools and techniques of query optimization in SQL Server. In the second part, I talked about the process of displaying and interpreting query execution plans. I also showed how to generate query execution plans usingSQL Server Management Studio, SHOWPLAN_TEXTand […]

How to Optimize SQL Server Query Plans – The Devil is in the Detail

When dealing with the performance database any detail should can never be neglected, because even the smallest thing can turn out to be a great opportunity for query optimization. Generally, one needs a significant amount of experience to detect that kind of details easily. But what shall the rest do till they gain the required […]

Understanding SQL Server Query Optimization – Part 2

In the first of this four part series I gave an overview of the tools and techniques of query optimization in SQL Server. In this second part, I will talk about the process of displaying and interpreting query execution plans. I will also talk about how to generate query execution plans using SQL Server Management […]

Understanding SQL Server Query Optimization – Part 1

In the first of this four part series I will give an overview of the tools and techniques of query optimization in SQL Server Most of the activity of the database server is related to queries. Because of this, query optimization is often a major concern. SQL Server tries to optimize query performance itself, but […]

Improving 2D Range Query Performance in SQL Server

When using the BETWEEN operator on multiple columns, you are likely using a 2D range query.  Such queries perform very poorly in SQL Server.   This article will tell you how you can often use additional information to rewrite such queries for much better performance.  We’ll conclude by rewriting an actual BETWEEN query in a manner […]

SQL Server Performance Tuning Articles (All)

Performance Tuning for SQL Server Developers How to Take Advantage of SQL Server 2000 Performance Tuning Tools Implementing SQL Server in an OLTP Environment How to Do SQL Server Performance Trend Analysis Part 1: Using Performance Monitor to Log Data How to Do SQL Server Performance Trend Analysis Part 2: Storing Performance Data in SQL […]
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