The process of combining information from a variety of sources
Answer:
1) Yes, Publisher relation should have a publisherID primary key.
2) NOT NULL and UNIQUE for the BookID, BranchID, CardNumber and name of the borrower in the Book, Book_Copies, Library_branch, and Borrower relations respectively. The DueDate field of the book_loan relation must be a time constraint. The BookID of the Book relation must be serial number for automatic addition and update of bookid across the database.
Explanation:
The Publisher relation should have primary key publisherID which should replace the publisherName in the Book relation to easily make a join query and attain a third-level database model.
Pie chart I believe that is the right answer
Answer:
Following is given the detailed solution to the question given.
- First image contains source code. All the steps are described with help of comments.
- Second image contains the output or the program given.
I hope it will help you!
Explanation:
Use currency conversion dialog box select rupee to us dollar
