DotNetKicks.com - Stories tagged with indexes

Does the order of columns in an index matter?

Wed, 13 Feb 2008 16:47:05 GMT

In this blog Joe answers the question, 'does the order of columns in an index really matter?' He provides several examples and shows the results of the Query Execution Plan.

Create Data Disaster: Avoid Unique Indexes

Tue, 04 Sep 2007 12:31:02 GMT

The convenience of surrogate keys produced by ORM tools can lull lazy developers into ignoring unique constraints. Find out why this oversight can lead to disaster.

The real reason SELECT * queries are bad: index coverage

Thu, 19 Jul 2007 08:46:02 GMT

Are SELECT * queries bad? Sure, everyone know that. But, why?

Why Can't Database Tables Index Themselves?

Fri, 21 Jul 2006 15:31:01 GMT

Obviously, indexes are a central concept to databases and database performance. But horror tales still abound of naive developers who "forget" to index their tables, and encounter massive performance and scalability problems down the road as their tables grow.