A university needs to design a database. Below are the list of entities, attributes, and business rules. - Room is identified by Room No and also has Capacity. A room can be either a lab or a classroom, nothing else. - Computer identified by Computer No and has attributes ComputerType, Description and ProcessorSpeed. - A Media is identified by Media No and has attributes of Type and Description. - A room cannot be both classroom and a lab. There also no other room types to be incorporated into the system. - A lab has one or more computer. However, a classroom does not have any computers and it contains different type of board need to be saved. - A room can be provided with one type of media, several types of media, or no media. A media does not belong to a room, they are borrowed and returned.
A university needs to design a database. Below are the list of entities, attributes, and business rules. - Room is identified by Room No and also has Capacity. A room can be either a lab or a classroom, nothing else. - Computer identified by Computer No and has attributes ComputerType, Description and ProcessorSpeed. - A Media is identified by Media No and has attributes of Type and Description. - A room cannot be both classroom and a lab. There also no other room types to be incorporated into the system. - A lab has one or more computer. However, a classroom does not have any computers and it contains different type of board need to be saved. - A room can be provided with one type of media, several types of media, or no media. A media does not belong to a room, they are borrowed and returned.
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
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