SQL Server Articles

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Install Windows 2000 Cluster Services: Selecting and Preparing the Hardware

Selecting the correct hardware, and preparing it correctly, is half the battle when clustering Windows 2000. As a rule of thumb, if you have done a good job with the hardware, you should not have any difficulty installing Windows 2000 Cluster Services. In fact, it should be a non-event. But if you don’t have the […]

How to Install Windows 2000 Cluster Services

SQL Server clustering is not an easy task. It requires a good knowledge of Windows 2000, SQL Server 7.0 or SQL Server 2000, and time. Lots of it. The purpose of this article is to get you started along your way to SQL Server clustering. As a precursor to this step, you must first install […]

Getting The Best From The SQL Server Index Tuning Wizard

The Index Tuning Wizard is a handy tool shipped as part of the SQL Server 7.0 and SQL Server 2000 Profiler that can analyze a set of SQL queries and suggest index changes that could improve their performance. Here, I will take a look at how to get the best results out of using the […]

The Importance of E-Commerce, DSS and OLTP Database End-User Service Level Analysis

This is an interesting article from the president of SQL Power Tools, which produces tools for SQL Server (and other databases) that can be used to measure database end-user service levels. If you don’t know what an end-user database service level is, then you need to read this article. Before reading this article, I was […]

Using XML To Supercharge Website Performance

With the advent of XML, we have the ability to supercharge our websites with huge performance increases. XML allows us to separate code, content, and presentation. Web developers now have three separate files which in turn will create the HTML that we output. Since the content is in a distinct file separate from the code […]

SQL Server Full Text Search Optimization

Full text indexing is a great feature that solves a long running database problem, the searching of textual data columns for specific words and phrases in SQL Server databases. However, as the full-text search engine is a separate component of SQL Server (it uses the Microsoft Search Service) this can be a potential performance problem […]

Use OPENXML to Minimize SQL Server Database Calls

OPENXML is a new function added to SQL Server 2000 that provides a rowset view over an XML document. Since a rowset is simply a set of rows that contain columns of data, OPENXML is the function that allows an XML document to be treated in the familiar relational database format. It allows for the […]

Avoiding Bottlenecks with Temporary Tables

Overview Were you aware that the act of populating a SQL Server temporary table can cause system-wide performance bottlenecks on your server? Problems can occur both with SQL Server 6.5 and 7.0 in different ways, and in this article I will discuss how best to avoid them. Bottlenecks in SQL Server 6.5 Many people use […]

StrCat.Catter – An Efficient String Concatenation Component

I wrote the COM component – StrCat.Catter – because string concatenation in VBscript has poor performance characteristics. I found that code like this: <%Dim rsSet rs = ExecuteSql(“SELECT Username FROM Users ORDER BY Username”)Dim some_strsome_str = “”do until rs.EOFsome_str = some_str & rs(0) & “<br>” & vbCrLfrs.MoveNextloopResponse.Write some_str%> performed very poorly. The code took a […]

SQL Server Lock Contention Tamed: The Joys Of NOLOCK and ROWLOCK

Relational databases, like Microsoft’s SQL Server, use locks to prevent multiple users from making conflicting modifications to a set of data. When a set of data is locked by a user, no other users can modify that same set of data until the first user finishes modifying the data and relinquishes the lock. There are […]

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