Another wiki article has been published in the wiki section of TechNet entitled: “SQL Server to SQL Azure Synchronization”. This article shows how to use the 2.1
version of the Sync Framework to write a console application to synchronize SQL
Azure with on-premises SQL Servers. The Sync Framework takes care of all the
messy details for you, leaving you just tying the pieces together in very few
lines of code. This article is building on top of Liam’s blog
post and video.
Read: SQL Server to SQL Azure Synchronization