# Document history The following table describes significant changes to this guide. If you want to be notified about future updates, you can subscribe to an [RSS feed](https://docs.aws.amazon.com/prescriptive-guidance/latest/optimize-costs-microsoft-workloads/optimize-costs-microsoft-workloads.rss). | Change | Description | Date | | --- |--- |--- | | [SQL Server updates](#doc-history) | We updated the [Optimize CPU for SQL Server workloads](https://docs.aws.amazon.com/prescriptive-guidance/latest/optimize-costs-microsoft-workloads/sql-server-licensing.html#sql-server-rec-cpu-sql) section to add more information about the Optimize CPU feature for Amazon EC2 instances. | October 22, 2025 | | [SQL Server updates](#doc-history) | We updated the [Optimize CPU for SQL Server workloads](https://docs.aws.amazon.com/prescriptive-guidance/latest/optimize-costs-microsoft-workloads/sql-server-licensing.html#sql-server-rec-cpu-sql) section. | October 25, 2024 | | [SQL Server and Container updates](#doc-history) | We added the [Optimize SQL Server sizing by using Compute Optimizer](https://docs.aws.amazon.com/prescriptive-guidance/latest/optimize-costs-microsoft-workloads/sql-server-sizing-compute-optimizer.html), [Review Trusted Advisor recommendations for SQL Server workloads](https://docs.aws.amazon.com/prescriptive-guidance/latest/optimize-costs-microsoft-workloads/sql-server-trusted-advisor.html), and [Replatform Windows applications with App2Container](https://docs.aws.amazon.com/prescriptive-guidance/latest/optimize-costs-microsoft-workloads/app2container-main.html) sections. | June 29, 2024 | | [SQL Server licensing optimization](#doc-history) | We added the [Optimize SQL Server licensing by using Compute Optimizer](https://docs.aws.amazon.com/prescriptive-guidance/latest/optimize-costs-microsoft-workloads/sql-server-compute-optimizer.html) section. | May 22, 2024 | | [Initial publication](#doc-history) | — | December 21, 2023 |