In this article Randy Dyness shows you how to avoid temp tables whenever to maximize the performance of your queries.   Read more...

In this article Randy Dyness shows you how to avoid temp tables whenever to maximize the performance of your queries.   Read more...

Joe discusses why he prefers command line tools over GUI, then launches into a how-to about querying sysperfinfo to resolve performance issues. Couple nice sample queries included!   Read more...

One thing that often amazes me is that many SQL Server developers do not actually measure the performance of their queries. Many of them thought that you needed external tools, more or less complicated, to run against your server, and they did not have the time or inclination to learn and try these. This article will describe a couple of much easier methods of measuring performance of queries.   Read more...

How many of you use Execution Plans to tune your queries? Do you understand the impact of different indexes? Mr. Vijayakumar looks at his experiments with different types of indexes and their effects on the execution plan use. A great article for those of you that want to learn more about how you can tune your server for better performance.   Read more...

Do you use the maintenance plans or hate them? Wish they would do more? Curious about how they work under the hood? Cmon, you gotta read this one! Trust us, it's not another "how-to" article! Well, maybe just a little bit!   Read more...

One of the biggest performance gains built into SQL Server is the stored procedure. In this article by Brian Kelley, he shows you how to fully utilize, debug and monitor the caching of such objects.   Read more...

SQL Server showplan is a great tool for analyzing queries and determining whether or not more performance tuning needs to be done. However working with showplan can be confusing and it takes some practice to learn the ins and outs of what is occurring. Joseph Sack looks at showplan and seven of the main things that he is aware of when looking at the results. If you've rarely or never used showplan, this is a great article to get started in learning how an experienced DBA views the output.   Read more...

How can you tell if your code if performing well? Do you know what you want to look for when starting to analyze code? Here's an article from Leo Peysakhovich that looks at some of the things that you can use at a high level to improve the performance of your code.   Read more...

How many of you use Execution Plans to tune your queries? Do you understand the impact of different indexes? Mr. Vijayakumar looks at his experiments with different types of indexes and their effects on the execution plan use. A great article for those of you that want to learn more about how you can tune your server for better performance.   Read more...

One thing that often amazes me is that many SQL Server developers do not actually measure the performance of their queries. Many of them thought that you needed external tools, more or less complicated, to run against your server, and they did not have the time or inclination to learn and try these. This article will describe a couple of much easier methods of measuring performance of queries.   Read more...

New Author! Jeff had some questions about fill factors - but no answers! He did some work and came up with a set of recommendations for how and when to set your fill factors to something other than the default.   Read more...

New Author! The first of two articles this week on fill factors, this article looks at the impact fill factor can have on performance and shows you the key tools and counters you use to assess the impact of changes to fill factor.   Read more...

Randy starts a multiple part series on tuning queries. We've asked Randy to really start from scratch and walk through the process. This week he takes a look at viewing query plans in Query Analyzer.   Read more...

Vicktor has a bunch of scripts he uses to monitor performance, he explains why he built them and how to use them. Good coverage of the different reasons for slow performance.   Read more...

Joe discusses why he prefers command line tools over GUI, then launches into a how-to about querying sysperfinfo to resolve performance issues. Couple nice sample queries included!   Read more...

A monster book at 980 pages, it's written in 'how-to' format and has a ton of good material. Andy gave it the once over for us and reports back - see what he thinks!   Read more...

It is always better to be proactive than reactive, when it comes to identifying and eliminating SQL Server performance issues. This article shows you how to analyze the data gathered by Profiler, to identify the performance issues. This article also provides four generic stored procedures for analyzing Profiler output.   Read more...

Quite a while back Andy wrote an article about why not using primary keys and clustered indexes was a worst practice. Chris weighs in this week with a great article that gives some more in depth info on clustered indexes and why he thinks they should be used on every table.   Read more...

This white paper discusses the basics of indexes, such as density and selectivity, effects of many versus few indexes, long versus short keys, covering indexes, and how the SQL Server optimizer chooses indexes  Read more...

One thing that often amazes me is that many SQL Server developers do not actually measure the performance of their queries. Many of them thought that you needed external tools, more or less complicated, to run against your server, and they did not have the time or inclination to learn and try these. This article will describe a couple of much easier methods of measuring performance of queries.   Read more...

How many of you use Execution Plans to tune your queries? Do you understand the impact of different indexes? Mr. Vijayakumar looks at his experiments with different types of indexes and their effects on the execution plan use. A great article for those of you that want to learn more about how you can tune your server for better performance.   Read more...

SQL Server showplan is a great tool for analyzing queries and determining whether or not more performance tuning needs to be done. However working with showplan can be confusing and it takes some practice to learn the ins and outs of what is occurring. Joseph Sack looks at showplan and seven of the main things that he is aware of when looking at the results. If you've rarely or never used showplan, this is a great article to get started in learning how an experienced DBA views the output.   Read more...