Consider the bank database of Figure 2.18. Give an expression in the relational algebra for each of the following queries: a. Find the name of each branch located in “Chicago”. b. Find the ID of each borrower who has a loan in branch “Downtown” branch(branch_name, branch_city, assets)customer (ID, customer_name, customer_street, customer_city)loan (loan_лumber, branch_name, amoиnt)borrower (ID, loan_number)account (account number, branch_name, balance)depositor (ID, account_number)Figure 2.18 Bank database.

a) Explanation: The below relational expression is used to get the branch_name which is located at…

Answered: branch(branch_name, branch_city,…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

See similar textbooks

Related questions

Question

100%

Consider the bank database of Figure 2.18. Give an expression in the relational
algebra for each of the following queries:
a. Find the name of each branch located in “Chicago”.
b. Find the ID of each borrower who has a loan in branch “Downtown”

branch(branch_name, branch_city, assets)
customer (ID, customer_name, customer_street, customer_city)
loan (loan_лumber, branch_name, amoиnt)
borrower (ID, loan_number)
account (account number, branch_name, balance)
depositor (ID, account_number)
Figure 2.18 Bank database.

Expert Solution

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.

Similar questions