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Thisiswherewetrytoconvinceyoutobuythisbook, tellyouwhatittriestodo, define a few terms and generally set the scene all of which makes this more like an introduction than a first chapter, but no-one reads introductions so we called it a chapter. If you have already bought the book and know what it does, feel free to skip to Chapter 2 where the action starts. Whyshouldyoubuythisbook? TherearemanyAccessbooksonthemarket, whyshouldIbuythisone?Doesithavemore informationthananyotherbook? Errr, no, it actually has less than the big reference books you ll also find on the shelf. So, isitverycheap?...

Contents Should we tell you the whole story? Of course, there is an inevitable tension in trying to work like this. For example, in Chapter 16 we talk about referential integrity. There are - sentially six different flavors of referential integrity but Access only s- ports four of them (they are the most important ones however, so you aren't missing out on too much). The problem is this. Should we tell you about the other two? If we do, as an Access user you have every right to be annoyed that we are telling you about a feature you can't use. On the other hand, the six different types that we...

The second edition of this best-seller is revised and updated. It delivers a reader-friendly explanation of the relational model and its importance to database designers and builders. Clear explanations make use of examples rather than equations, and show how an understanding of the relational model can lead to making a database faster and flexible. Topics covered include: nulls, primary and foreign keys, joins, relationships, domains, indexing, and many others. The authors manage to shed light on this tricky subject with substance and style.