Sams Teach Yourself SQL in 21 Days, Fourth Edition

Workshop

The Workshop provides quiz questions to help solidify your understanding of the material covered, as well as exercises to provide you with experience in using what you have learned. Try to answer the quiz and exercise questions before checking the answers in Appendix A, “Answers.”

Quiz

1:	What makes SQL a nonprocedural language?
2:	How can you tell whether a database is truly relational?
3:	What can you do with SQL?
4:	Name the process that separates data into distinct, unique sets.

Exercise

1:	Refer to Appendix D. Download and install MySQL on your computer to prepare for hands-on exercises in the following days of instruction. We will be using MySQL for as many exercises as possible in this book because MySQL is mostly ANSI compliant; it is ...