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
Hour  8.  Using Operators to Categorize Data

An operator is a reserved word or a character used primarily in a SQL statement's WHERE clause to perform operation(s), such as comparisons and arithmetic operations. Operators are used to specify conditions in a SQL statement and to serve as conjunctions for multiple conditions in a statement.

The operators discussed during this hour are

  • Comparison operators

  • Logical operators

  • Operators used to negate conditions

  • Arithmetic operators

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