27.2. Accessing Databases in Web Applications
Many web applications access databases to store and retrieve persistent data. In this section, we build a web application that uses a Java DB database to store contacts in the address book and display contacts from the address book on a web page.
The web page enables the user to enter new contacts in a form. This form consists of Text Field components for the contact’s first name, last name, street address, city, state and zip code. The form also has a Submit button to send the data to the server and a Clear button to reset the form’s fields. The application stores the address book information in a database named AddressBook, which has a single table named Addresses. (We provide this database in ...
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