When would you need to change keys? As it happens, we’re doing a data migration this week, because who knew in 2003 when the company started that we would now have 13 massive SQL Server databases and growing fast?
UUID or GUID as Primary Keys? Be Careful!
Tom Harrison Jr

I’m curious. What kind of data migration did you do for you to need to change the columns’ UUIDs in that particular case? Why not just dump the data and re-INSERT it elsewhere while keeping the same UUIDs?