EBK A GUIDE TO SQL
9th Edition
ISBN: 8220103671682
Author: Last
Publisher: CENGAGE L
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Chapter 2, Problem 23RQ
To determine
To describe the purpose of UNION command in Relational Algebra.
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Assignment III (5%): Design of the conceptual model (ERD) from the given relational
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between the entities)
Use the same Assignment- I schema to perform the PL/SQL programs
Q1. The management of the organization has decided to increase the salaries of all employees to
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Q2.
having the employee age above 40 years. (2 marks)
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Q3.
where place belongs to Ibri, dunk or Yanul (hint: Project (projectID. projectName, place,
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Write a PL/SQL procedure to change the name of the project to "AL Dahariyah Projects"
Explain how referential integrity is represented in relational model?
Write the syntax for AUTO_INCREMENT in sql databases.
Chapter 2 Solutions
EBK A GUIDE TO SQL
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