CJ Date describes Normal Form as common sense in Database in Depth, "...the principles are common sense-but they're formalised common sense. (Common sense might

CJ Date describes Normal Form as common sense in Database in Depth, "...the principles are common sense-but they're formalised common sense. (Common sense might be common, but it's not so easy to say exactly what it is!)". Formalisation of your normalisation! Applied Mathematics for Database Professionals is on the reading list, looking forward to it.