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As a guideline, clustered Indexes should be Narrow, Unique, Static and Ever Increasing (NUSE). Michelle Ufford Explains why.   Read more...

When creating tables it is difficult to determine exactly how the data will be accessed. Therefore when clustered indexes are chosen they are often just the ID column that makes the row unique. This may be a good choice, but once the application has been used and data access statistics are available you may need to go back and make some adjustments to your tables to ensure your clustered indexes are providing a benefit and not a drain on your applications.   Read more...

Two weeks ago Andy started his wildly successful series on Worst Practices. This week he continues that series discussing why failing to use primary keys and clustered indexes are worst practices. Agree or disagree, read the article and join the discussion. One thing you'll have to admit, reading an article by Andy is a lot more interesting than reading Books Online!   Read more...

Two weeks ago Andy started his wildly successful series on Worst Practices. This week he continues that series discussing why failing to use primary keys and clustered indexes are worst practices. Agree or disagree, read the article and join the discussion. One thing you'll have to admit, reading an article by Andy is a lot more interesting than reading Books Online!   Read more...

Most of us know what it is, or do we? Chris works on a good definition and along with that, gets into a good look at the problems denormalization creates and talks about a pretty common form of it - the indexed view.   Read more...

Chris Kempster brings us a basic look at the database design topic of denormalization.  Read more...

Two weeks ago Andy started his wildly successful series on Worst Practices. This week he continues that series discussing why failing to use primary keys and clustered indexes are worst practices. Agree or disagree, read the article and join the discussion. One thing you'll have to admit, reading an article by Andy is a lot more interesting than reading Books Online!   Read more...

We all know what the ideal application design environment is for building a database back-end: an experienced DBA takes inputs from end users and developers and creates the database design in order to support the application being developed. But in reality, we don't get the opportunity to do application design like this very often. This article covers how to quickly find and fix problems in a design.   Read more...