This video from AWS re:Invent 2023 explores SAP Concur's journey of migrating over 80,000 SQL Server databases to AWS. Andre Lamego, VP and CTO of SAP Concur, shares insights on their migration strategy, challenges faced, and lessons learned. The speakers discuss key considerations like licensing options, instance selection, and storage optimization for SQL workloads on AWS. They highlight how SAP Concur achieved significant cost savings through rightsizing and leveraging AWS services. The session also covers best practices for planning large-scale database migrations and ongoing optimization efforts. Viewers will gain valuable insights into migrating and modernizing enterprise-scale Microsoft workloads on AWS.