List of Figures

Chapter 1. Object/relational persistence in .NET

Figure 1.1. Layered architecture highlighting the persistence layer

Chapter 2. Hello NHibernate!

Figure 2.1. High-level overview of the NHibernate API in a layered architecture

Figure 2.2. Direct access to ADO.NET connections

Figure 2.3. NHibernate managing database access

Chapter 3. Writing and mapping classes

Figure 3.1. A class diagram of a typical online auction object model

Figure 3.2. Persistent classes of the CaveatEmptor object model and their relationships

Figure 3.3. Diagram of the Category class with an association

Figure 3.4. Category and the associated Item

Figure 3.5. Relationships between User and Address using composition

Figure 3.6. Table attributes of User with Address component

Figure 3.7. Relationship between Item and Bid

Figure 3.8. Table relationships and keys for a one-to-many/many-to-one mapping

Figure 3.9. Mapping table per concrete class

Figure 3.10. Table-per-class hierarchy mapping

Figure 3.11. Table-per-subclass mapping

Chapter 4. Working with persistent objects

Figure 4.1. States of an object and transitions in an NHibernate application

Figure 4.2. Persistence by reachability with a root persistent object

Figure 4.3. Category class with association to itself

Figure 4.4. Adding a new Category to the object graph

Chapter 5. Transactions, concurrency, and caching

Figure 5.1. System states during a transaction

Figure 5.2. Using a one-to-one ISession and ITransaction per request/response cycle