For those who missed out on the announcement, SQL Server Migration Assistant for MySQL is available for download here SSMA 2008 for MySQL v1.0 CTP1.
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. Read more about this release over here
Here are the download links:
You can provide feedback about this tool to the team at firstname.lastname@example.org