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Feature Center

The topics in the following sections provide detailed information related to specific features in the eXpress Persistent Objects for .NET:

  • Data Representation

    The topics in this section describe the objects that are used to represent data from a data store.

  • Object Relational Mapping

    The topics in this section provide detailed information on how to implement relationships between objects and how to map inheritance into a relational database.

  • Connecting to a Data Store

    The topics in this section describe how to connect to a data store. This includes how to work with sessions and nested units of work.

  • Data Exchange and Manipulation

    The topics in this section describe the persistent data-manipulation features that are provided by XPO. This includes saving, deleting and validating persistent objects, working with transactions, etc.

  • Querying a Data Store

    The topics in this section describe how to specify retrieval, sorting, filtering and complex criteria using straightforward object syntax.

  • Using XPO in Web Applications

    Provides specific points you should be aware of before you start using XPO in Web applications.