I don't know if I've ever seen a successful database transition for a large project at a large firm. You basically have to build that from the start. Doing it

I don't know if I've ever seen a successful database transition for a large project at a large firm. You basically have to build that from the start. Doing it after the fact in a politics-heavy organization is confounded by not just the technical difficulty of the task, but the glad-handing and perception management that has to happen to keep your team from getting fired during the process.