May 2008
Beginner
504 pages
8h 34m
English
Content preview from Sams Teach Yourself SQL in 24 Hours, Fourth EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 8. Using Operators to Categorize Data
Operators are used in conjunction with the SELECT command to place extended criteria on data that is returned by a query. Various operators are available to the SQL user that support all data querying needs.
The highlights of this hour include:
What is an operator?
An overview of operators in SQL
How are operators used singularly?
How are operators used in combinations?
What Is an Operator in SQL?
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 ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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