Question:

Write relational algebra statements with attached database for the following queries. Use the following syntax (as in Assignment 1) - examples: SELECT Example of syntax you are expected to use: R1 = SELECT order WHERE order#=1234 PROJECT - Example of syntax you are expected to use: R1 = PROJECT customer OVER (name, address) JOIN -Example of syntax you are expected to use: R1: JOIN customer, order OVER cust# DIVIDE - Example of syntax you are expected to use: Result: DIVIDE Completed BY DBProject RELATIONAL ALGEBRA EXAM QUESTIONS: 1. Give the supplier name and supplier status of suppliers from 'Berlin' 2. Give the part names and part weight of black parts 3. Give the part names and part colour of parts supplied by suppliers from 'Berlin' 4. Give the supplier number and supplier name who supplies parts weighting more than 6 Tables (S-SP-P)