DMS is a terrible migration tool, I spent almost a month fighting with various migration issues before I gave up. It would not migrate text and json types. Ev

DMS is a terrible migration tool, I spent almost a month fighting with various migration issues before I gave up. It would not migrate text and json types. Even AWS support could not offer a solution. We got in early testing AWS Blue/Green and that has made close to zero downtime upgrades a reality.