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OJB.NET

OJB.NET. Jeff Webb Maria Baron Chris Hundersmarck. What is OJB.NET? Introduction Features Demonstrations. What is OJB.NET. Copied directly from OJB, then modified. Created and worked on by 1 person: Richard Beauchamp An object-to-relational persistence tool for the .NET platform

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OJB.NET

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  1. OJB.NET Jeff Webb Maria Baron Chris Hundersmarck

  2. What is OJB.NET? • Introduction • Features • Demonstrations

  3. What is OJB.NET • Copied directly from OJB, then modified. • Created and worked on by 1 person: Richard Beauchamp • An object-to-relational persistence tool for the .NET platform • What is a persistence tool?

  4. Introduction • OJB.NET enables you to: • easily transfer data between your middle-tier .NET objects and a relational database. • Reverse- engineer your database schema • Automatically generate .NET domain-model classes. • query and persist instances of these classes at runtime

  5. Introduction • Improves Developer Productivity • Maintains Data Integrity • Improves Performance

  6. Developer Productivity • Automatically generates: • Domain model classes • Mapping b/t domain model classes and database schema • SQL statements

  7. Data integrity • Maintains data integrity by: • Integrated transaction support • Configurable transaction isolation levels • Optimistic Concurrency support • Strict quality control.

  8. Performance • Provides excellent performance by: • App-domain caching. • Use of ADO.NET’s DataReader. • Lazy loading

  9. Features • For a complete list of features, visit: • http://ojb-net.sourceforge.net/About/Features.html

  10. Features • Persistable object query support. • Persistable object code generator. • Conversion of database types to .NET types and vice-versa at runtime.

  11. Features • Mapping support for 1:1, 1:n, and m:n associations. • Lazy loading of object references and collections • Connection pooling support

  12. Structure User Interface BusinessLogicFacade QueryFacade (I) QueryFactory Db AccessLayer

  13. Helpful links • Download: http://sourceforge.net/project/showfiles.php?group_id=81313 • Project page: http://ojb-net.sourceforge.net/

  14. Demonstration…

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