by Mark Wills We often here about Fragmentation, and generally have an idea that it is about broken bits, or bad for performance, or at least, is generally not a good thing. But what does it really mean ? By way of analogy, think of the humble Telephone Directory. It is nicely laid out, sequentially in alphabetical sequence by Name. Think about receiving the next edition, not by replacing the directory, but by giving you the added or altered pages which you append to the end. After a few updates...