Hour 2. Defining Data Structures

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	Sams Teach Yourself SQL in 24 Hours, Third Edition By Ronald R. Plew, Ryan K. Stephens
	Table of Contents
	Part II.  Building Your Database

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Hour 2. Defining Data Structures

In this second hour, you learn more about the data you viewed at the end of Hour 1, "Welcome to the World of SQL." You learn the characteristics of the data itself and how such data is stored in a relational database. There are several data types, as you'll soon discover.

The highlights of this hour include

• A look at the underlying data of a table

• An introduction to the basic data types

• Instruction on the use of various data types

• Examples depicting differences between data types

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