Apply all steps of conceptual and logical database design on the following requirements:
The system should be able to store a customer’s name, address, and contact information and a book’s ISBN, publisher, authors, and title information. A customer should be able to purchase one or many books at a time. The system should store the purchase record of customers. It should give us the information in which shelf the book is lying by storing the shelf’s number, floor, and category information. Books are supplied by suppliers. They are stored in the stock. Number of books are deducted from the stock quantity as they are sold. Additional books are demanded from suppliers by looking at the stock record.
I know it is a stupidity to put this problem on c++ page but i got help from designer page so ...... i need a little help from programmers who know database.... I am stuck in this erd problem is only of stock , is stock an entity or attribute and if entity then what should i do and if it is an attribute then where should i place it , I guess book but i am not sure, please help me......