Sams Teach Yourself SQL in 24 Hours (5th Edition) (Sams Teach Yourself -- Hours)

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Sams Teach Yourself SQL in 24 Hours, Third Edition

By Ronald R. Plew, Ryan K. Stephens

Table of Contents
Part III.  Getting Effective Results from Queries

Hour 7. Introduction to the Database Query

In this seventh hour, you will learn about database queries, which involve the use of the SELECT statement. The SELECT statement is the most frequently used of all SQL commands after a database's establishment. The SELECT statement allows you to view data that is stored in the database.

The highlights of this hour include

  • What a database query is

  • How to use the SELECT statement

  • Adding conditions to queries using the WHERE clause

  • Using column aliases

  • Selecting data from another user 's table

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