ch 8, p 355 (add JPA)
ch 8, p 360 (findAllWithDetails)
ch 8, p 362 (findById)
ch 8, p 363 (displayAllContactSummary)
ch 8, p 366 (ContactSummary)
ch 8, p 369 (Inserting Data)
ch 8, p 371 (Updating Data)
ch 8, p 374 (Deleting Data)
ch 8, p 381 (Native Query)