Microsoft SQL Server Migration Assistant (SSMA) 2008 is a toolkit that dramatically cuts the effort, cost, and risk of migrating from MySQL to SQL Server 2008 and SQL Azure.
SSMA 2008 for MySQL v1.0 CTP1 provides an assessment of migration efforts as well as automates schema and data migration.
Check-out the Data Platform Insider Blog Post: http://blogs.technet.com/dataplatforminsider/archive/2010/01/11/free-download-microsoft-sql-server-migration-assistant.aspx
And be sure to review the MSDN Topics below:
Six Steps for Migrating Data to SQL Server: