With Amazon Cloud Directory you can now implement schema changes with in-place schema upgrades

Amazon Cloud Directory makes it convenient for the customers to implement schema changes on all the Directories with in-place schema upgrades. Directories will now remain backward-compatible schema changes are being implemented alike to the addition of new fields. So you can now upgrade the schemas without transferring data between implementing code changes to the application or directories. The customers can also now access the history of the schema changes in the Cloud Directory by utilizing both minor and major version detectors which can aid you audit and track schema version on all directories.