A Guide to SQL
A Guide to SQL
9th Edition
ISBN: 9781337668880
Author: Pratt
Publisher: Cengage
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Chapter 5, Problem 5SCG

Repeat Exercise 4, but this time use the EXISTS operator in your query.

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dml in sql with examples; Author: Education 4u;https://www.youtube.com/watch?v=WvOseanUdk4;License: Standard YouTube License, CC-BY