> It's not a great idea to 'run a few queries' that update production data, because you (a) could cause an inconsistent application state, Let's not forget com

> It's not a great idea to 'run a few queries' that update production data, because you (a) could cause an inconsistent application state, Let's not forget compliance with laws. You can't simply "adjust a few tables" when your historical supplier data is required to be immutable.