Database Design and Relational Theory: Normal Forms and All That Jazz

© C. J. Date 2019

C. J. DateDatabase Design and Relational Theoryhttps://doi.org/10.1007/978-1-4842-5540-7_15

15. The End Is Not Yet

C. J. Date¹ 

(1)

Healdsburg, California, USA

 

Now, this is not the end. It is not even the beginning of the end.

But it is, perhaps, the end of the beginning.

—Winston Churchill:Speech at the Lord Mayor’s Day Luncheon, London(November 10th, 1942)

Eternity’s a terrible thought.

I mean, where’s it all going to end?

—Tom Stoppard:Rosenkrantz and Guildenstern Are Dead (1967)

What a long strange trip it’s been ... In Part II of this book, we covered 1NF, 2NF, 3NF, and BCNF (the last at some length); in Part III we covered 4NF and 5NF (the latter at considerable length); and in the previous two chapters we’ve met four more normal ...