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Write queries in relational algebra 1- Select all employees who either work in department 6 and make over 25,000 per year, or work in department 4 and make over 30,000 2- Find the Fname, Lname, and address of the employees in Dno=8

Write queries in relational algebra 1- Select all employees who either work in department 6 and make over 25,000 per year, or work in department 4 and make over 30,000 2- Find the Fname, Lname, and address of the employees in Dno=8

Database Systems: Design, Implementation, & Management
Database Systems: Design, Implementation, & Management
11th Edition
ISBN:9781285196145
Author:Steven, Steven Morris, Carlos Coronel, Carlos, Coronel, Carlos; Morris, Carlos Coronel and Steven Morris, Carlos Coronel; Steven Morris, Steven Morris; Carlos Coronel
Publisher:Steven, Steven Morris, Carlos Coronel, Carlos, Coronel, Carlos; Morris, Carlos Coronel and Steven Morris, Carlos Coronel; Steven Morris, Steven Morris; Carlos Coronel
Chapter7: Introduction To Structured Query Language (sql)
Section: Chapter Questions
Problem 21P: Write the SQL code to calculate the ASSIGN_CHARGE values in the ASSIGNMENT table in the...
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Q3/ Write queries in relational algebra 1- Select all employees who either work in department 6 and make over 25,000 per year, or work in department 4 and make over 30,000 2- Find the Fname, Lname, and address of the employees in Dno=8
Transcribed Image Text:Q3/ Write queries in relational algebra 1- Select all employees who either work in department 6 and make over 25,000 per year, or work in department 4 and make over 30,000 2- Find the Fname, Lname, and address of the employees in Dno=8
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