Consider the following schema and answer the following questions: Vendor (v ID: integer, v_Name: varchar, v_City: varchar) Product (p ID: integer, p_Name: varchar, p_colour: varchar) Catalog (v ID: integer, p ID: integer, Cost: decimal, Type: varchar) a. Write the following queries in relational algebra. i. Find the names of vendors who are from 'Suhar'. ii. Find the IDs of products which are supplied at cost greater than 1000. iii. Find IDs of vendors who supplies products with blue color.
Consider the following schema and answer the following questions: Vendor (v ID: integer, v_Name: varchar, v_City: varchar) Product (p ID: integer, p_Name: varchar, p_colour: varchar) Catalog (v ID: integer, p ID: integer, Cost: decimal, Type: varchar) a. Write the following queries in relational algebra. i. Find the names of vendors who are from 'Suhar'. ii. Find the IDs of products which are supplied at cost greater than 1000. iii. Find IDs of vendors who supplies products with blue color.
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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