Java How to Program, Early Objects, 11th Edition

29.5 Address Book: Using JPA and Transactions to Modify a Database

We now reimplement the address book app from Section 24.9 using JPA. As before, you can browse existing entries, add new entries and search for entries with a specific last name. Recall that the AddressBook Java DB database contains an Addresses table with the columns addressID, FirstName, LastName, Email and PhoneNumber. The column addressID is an identity column in the Addresses table.

29.5.1 Transaction Processing

Many database applications require guarantees that a series of database insertions, updates and deletions executes properly before the application continues processing the next database operation. For example, when you transfer money electronically between bank ...