SQL Azure provides a fully relational database service that is based on Microsoft SQL Server and familiar concepts such as T-SQL, schema-based tables, and stored procedures. Learn patterns and best practices for developing resilient applications that allow you to take full advantage of the scale and elasticity of SQL Azure Database Service.

Microsoft has delivered multiple technologies that focus on interoperability with non-Microsoft and Open Source technologies. In this video you will learn how to use the Eclipse tools today to build Silverlight applications that run on PCs and Macs, how to develop using combinations of Java, Ruby and PHP in addition to the standard Microsoft languages, and how Microsoft’s commitment to openness with the Azure Services Platform and the use of claims-based identity supports heterogeneous identity systems.

Beat Schwegler talks about Windows Azure explaining how to write services using .NET Services and SQL Services. He also explains how to create or enhance existing applications in order to make use of the Azure platform.
http://www.infoq.com/presentations/Azure-Service-Platform-Beat-Schwegler