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Free PDF Booklet: 119 SQL Code Smells

Once you've done a number of SQL code-reviews, you'll be able to identify signs in the code that indicate all might not be well. These 'code smells' are coding styles that, while not bugs, suggest design problems with the code. In this PDF, Phil Factor's put together 119 of those code smells so you can see what to avoid and why.

2014-09-25

12,476 reads

Technical Article

SQL Saturday #333 - St. Louis, MO

SQL Saturday is coming to the St. Louis University Campus on Oct 11, 2014. SQL Saturday offers a full day of free SQL Server training and networking, some of the speakers at this event include Kathi Kellenberger, Stuart Ainsworth, and Abhishek Srivastava. If you're thinking of attending this event, please register while space is available.

2014-09-25 (first published: )

13,541 reads

SQLServerCentral Article

Hierarchies on Steroids #1: Convert an Adjacency List to Nested Sets

SQL Server MVP Jeff Moden shows us a new very high performance method to convert an "Adjacency List" to “Nested Sets” on a million node hierarchy in less than a minute and 100,000 nodes in just seconds. Not surprisingly, the "steroids" come in a bottle labeled "Tally Table".

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2014-09-19 (first published: )

43,230 reads

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How Long is a Long I/O?

In SQL Server 2025, a long I/O is recorded in the error log with message 833. How long much an I/O request be outstanding before this message is written to the log?

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