A Guide to SQL
A Guide to SQL
9th Edition
ISBN: 9781111527273
Author: Philip J. Pratt
Publisher: Course Technology Ptr
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Chapter 5, Problem 18CAT
Program Plan Intro

DISTINCT Keyword: “DISTINCT” keyword is used to avoid redundant data (removing duplicate values) from a column. The syntax for “DISTINCT” keyword is as follows:

Syntax:

SELECT DISTINCT column_Name FROM table_Name;

AND Operator:

In SQL, “AND” keyword is used in order to check two and more than two conditions. This usually works well with “WHERE” clause.

Syntax:

SELECT * FROM table_Name WHERE condition1 AND condition2;

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