A lot of people here have posted very good advice, so let me just make you feel a bit better; as a "senior" consultant, I once dropped a customer's production

A lot of people here have posted very good advice, so let me just make you feel a bit better; as a "senior" consultant, I once dropped a customer's production database, because production of course has a D suffix, whilst Development has a T. As they say, there's only two hard problems in CS, naming, cache invalidation, and off-by-one