If you capture any kind of data from website visitors, such as customer data or order information, you have to store the data in a file or a database to retrieve it and use it later. Create an HTML ...
This TOTD (Tip Of The Day) shows how to create a Persistence Unit (PU) for a MySQL database using NetBeans IDE. This PU can then be used in any of Java EE artifacts (JSP, Servlet, EJB, …) for database ...