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Employee (ID, person_name, street, city) Works (ID, company_name, salary) Company (company_name, city) Schema: Employee Database With the Employee database, write the relational expressions for the
Employee (ID, person_name, street, city) Works (ID, company_name, salary) Company (company_name, city)
Schema: Employee Database With the Employee database, write the relational expressions for the following queries:
1. Find all the employees who live in the city of Miami
2. Find the names of all the employees whose salary is greater than $ 100,000.
3. Find the names of all employees who live in Miami and earn more than $ 100,000
4. Find the ID and name of each employee who does not work for BigBank
5. Find the ID and name of each employee who earns at least as much as each employee in the database
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Intelligent Databases Object Oriented Deductive Hypermedia Technologies
Authors: Kamran Parsaye, Mark Chignell, Setrag Khoshafian, Harry Wong
1st Edition
0471503452, 978-0471503453
