Introduction

SQL is the most widely used database language. Whether you are an application developer, database administrator, Web application designer, or Microsoft Office user, a good working knowledge of SQL is an important part of interacting with databases.

This book was born out of necessity. I had been teaching Web application development for several years, and students were constantly asking for SQL book recommendations. There are lots of SQL books out there. Some are actually very good. But they all have one thing in common: for most users they teach just too much information. Instead of teaching SQL itself most books teach everything from database design and normalization to relational database theory and administrative concerns. And ...

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