There Are Three Set Operations: Union, Intersection, and Difference

question 23

Essay

There are three set operations: union, intersection, and difference. Define each of these operations. Which are supported by Oracle?

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Definitions:

Introduction

The initial section of a document or speech that sets the stage for the content that follows.

Qualifications

Credentials or attributes necessary to perform a job or task.

Law Permit

An official document or authorization granted by government authorities allowing an individual or entity to perform a regulated activity.

Printed Résumé

A physical document summarizing an individual's career background, skills, and accomplishments, used as part of job applications.