Dustin Waybright thinks this is interesting: Computed ColumnsYou can also define columns as values that are computed based on expressions. These expressions could be based on the value of other columns in the row or based on T-SQL functions. From 8. Creating Tables and Enforcing Data Integrity from Training Kit (Exam 70-461): Querying Microsoft® SQL Server® 2012 by Dejan Sarka Itzik Ben-Gan and Ron Talmage Publisher: Microsoft Press Released: December 2012 Note For example, using a CASE expression or multiplying together 2 numeric columns for an item total in retail sales data. Share this highlight http://www.safaribooksonline.com/a/training-kit-exam/68701/ Twitter Facebook Google Plus Email Get Instant Access Now Start a Free Trial Have an account? Sign in. Minimise Unlock the rest of this book and 30,000 other books and videos By clicking this box, you confirm that you have read and agree to the terms and conditions of our Membership Agreement, and you understand that when your trial period ends, you will be required to provide billing information if you wish to continue using the service. Unlock the rest of this book Start a Free 10-Day Trial loading Learn about Safari for Business Have an account? Sign in.