hw1solution

hw1solution - Homework 1 Solution 1. Using a relational...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Homework 1 Solution 1. Using a relational DBMS [8] You need to do the following: Create a table GameScore with attributes playerNumber of type integer, and score of type integer. (check the example discussed in class if in doubt). CREATE TABLE GameScore( playerNumber INTEGER, score INTEGER ) Now load this data into your table. 2. Designing an ER schema [6] MoneyMaking supermarket chain wants to build a central database for keeping track of its branches, its employees, its inventory, as well as its sales. Design an ER schema for this supermarket chain, given the following requirements. There are several stores that belong to the chain. For each store, we know the city where the store is located, and the address of the store. There is only one branch in any city. There are several employees who work at the supermarket chain. For each employee, we have a unique employeeID. We also know the employee’s address, year of joining and salary. Any employee works at exactly one store.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 10/17/2009 for the course CS 542 taught by Professor Mani during the Fall '09 term at WPI.

Page1 / 3

hw1solution - Homework 1 Solution 1. Using a relational...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online