In practice it works just fine. Lots of really big and small companies do it everyday and somehow manage not to collapse. In theory there are all sorts of nega

In practice it works just fine. Lots of really big and small companies do it everyday and somehow manage not to collapse. In theory there are all sorts of negative consequences to using integers that you’ll run into once in a while and will require a google for a solution, however, everyday all of your queries and all of your inserts will be faster than using anything else. Also, it will be widely supported by any 3rd party code you use to build your project which is probably more important than anything else.