We’ve all heard the idiom that one should “compare apples to apples; not apples to oranges. But what if you are not calling all of your apples by the name apple, or oranges by the name orange?
Or, here’s another way to think about it: Having mismatched data is like having an unorganized closet—you can’t find anything when you need it, you waste time searching, lose money in new purchases, and the closet gets messier as time goes on.