We now have enough information to put all the ideas we have discussed into practice by combining mod_perl, MySQL, and DBI.
We start by developing a mod_perl program that displays to the visitor a list of available books about interesting computer subjects. Each book in the list will have a link taking the user to a page describing the details about the book, including the publisher and the price.
The collection will number approximately 75 books. With a database of such a small number of books, a possible solution would be to use a flat file to store the data, such as can be found in the file /var/www/misc/book_data.txt. A line of the file is a tab-delimited record containing the following: