Excerpt from Microsoft SQL Server 2008 R2 Unleashed. By Ray Rankins, Paul Bertucci, Chris Gallelli, and Alex T. Silverstein Published by Sams ISBN-10: 0-672-33056-3 ISBN-13: 978-0-672-33056-8 ...

To SQL or NoSQL? That’s the database question But as technological lines blur, there's not always a clear-cut answer.

How will SQL Database Edge connect back to Azure/on-premises? Azure SQL Database Edge has a streaming engine which is built on top of Azure Stream Analytics.

SQL databases have constraints on data types and consistency. NoSQL does away with them for the sake of speed, flexibility, and scale.