| This book, written by the JDO Specification Lead and one of the key contributors to the JDO Specification, is the definitive work on the JDO API. It gives you a thorough introduction to JDO, starting with a simple application that demonstrates many of JDO's capabilities. It shows you how to make classes persistent, how JDO maps persistent classes to the database, how to configure JDO at runtime, how to perform transactions, and how to make queries. More advanced chapters cover optional features such as nontransactional access and optimistic transactions. The book concludes by discussing the use of JDO in web applications and J2EE environments Whether you only want to read up on an interesting new technology, or are seriously considering an alternative to JDBC or EJB CMP, you'll find that this book is essential. It provides by far the most authoritative and complete coverage available.
JDO provides transparent persistence of your Java object models in transactional datastores. It allows you to define your object model using all the capabilities provided in Java and it handles the mapping of that data to a variety of underlying datastores. You do not need to learn and understand a different data-modeling language like SQL. You will discover that JDO is very easy to use. Many development organizations are discovering the significant development productivity advantages that can be realized by using JDO. |
