By James Elliott PH.D., Timothy M. O'Brien, Ryan Fowler
Harnessing Hibernate is a perfect advent to the preferred framework that we could Java builders paintings with info from a relational database simply and successfully. Databases are a really diverse international than Java gadgets, and so they usually contain individuals with diverse talents and specializations. With Hibernate, bridging those worlds is considerably more straightforward, and with this e-book, you may get on top of things with Hibernate quickly.
Rather than current you with one other reference, Harnessing Hibernate allows you to discover the method, from obtain and configuration via a chain of tasks that reveal how you can accomplish quite a few sensible targets. the hot variation of this concise consultant walks you thru Hibernate's fundamental beneficial properties, which come with mapping from Java sessions to database tables, and from Java info varieties to SQL facts forms. additionally, you will find out about Hibernate's facts question and retrieval amenities, and lots more and plenty more.
By interpreting and following besides the examples, you may get your individual Hibernate atmosphere organize quick and begin utilizing it for real-world projects instantly. Harnessing Hibernate teaches you the way to:
- practice Object/Relational mapping
- paintings with chronic facts from Java code
- paintings with teams and relationships among objects
- expand Hibernate's wealthy style help in your personal needs
- Simplify question construction utilizing standards and examples
- Use the Hibernate question Language (HQL) and know the way it differs from SQL
- Use Hibernate along side Spring
- Use Hibernate along side different applications, resembling the Stripes internet framework and the Eclipse IDE
Once you are prior the 1st few chapters, you could bounce to themes that you just locate rather fascinating or appropriate. All history fabric and factors of the way Hibernate works and why is within the provider of a targeted job. resource code might be downloaded from the book's website.
If utilizing SQL is an uncomfortable chore, Harnessing Hibernate provide you with a good and easy technique for operating with the data you shop on your functions.
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Harnessing Hibernate is a perfect creation to the preferred framework that we could Java builders paintings with info from a relational database simply and successfully. Databases are a truly diverse global than Java gadgets, and so they usually contain individuals with diversified abilities and specializations. With Hibernate, bridging those worlds is considerably more straightforward, and with this e-book, you may get on top of things with Hibernate speedy.
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Extra info for Harnessing Hibernate [Java persistence]
If you've got a database with which you need to interact, there are tools that can analyze the existing schema as a starting point for your mapping and help you write the Java classes to represent the data. If you've got classes that you want to store in a new database, you can start with the classes, get help building a mapping document, and generate an initial database schema. In this book, we're going to show how you can start a brand-new project, with no existing classes or data, and have Hibernate help you build both.
Object-oriented languages such as Java provide a powerful and convenient abstraction for working with information at runtime in the form of objects that instantiate classes. These objects can link up with each other in myriad ways and can embody rules and behavior as well as the raw data they represent. But when the program ends, all the objects swiftly and silently vanish away. For information we need to keep around between runs or share between different programs and systems, relational databases have proven difficult to beat.
NOTE You may be thinking there's a lot of dense information in this file. That's true, and as you'll see, it can be used to create a bunch of useful project resources. ) Type in the mapping document shown in Example 2-1. Example 2-1. Track" table="TRACK"> Represents a single playable track in the music database. @author Jim Elliott (with help from Hibernate)