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1. Object Persistence.

  • Object/Relational Paradigms
  • O/R Mismatch
  • Java ORM/Persistent Frameworks
  • Object Relational Mapping (ORM)

2. Hibernate Architecture.

  • Hibernate Architecture and API
  • Hibernate Installation/Setup
  • Configuration
  • Configuration Properties
  • Mapping Files

3. Persistent Classes.

  • POJOs
  • JavaBeans
  • Basic Mapping
  • Class to Table Mappings
  • Property Mapping
  • Identifiers
  • Generators
  • Natural Keys
  • Identifier Exposure
  • Quoting SQL Tables and Columns

4. Working with Persistent Objects.

  • Entity Lifecycle
  • Persistent State
  • Persistent Object Updates and Automatic Dirty Checking
  • Transient State
  • Dethatched State
  • Deleted
  • Object Identifiers Revisited
  • Merge

5. Components.

  • Components
  • Domain Model
  • Entities and Values

6. Associations.

  • One-to-one
  • Many-to-one
  • Bidirectional One-to-one
  • Bidirectional Many-to-one
  • Other Collections

7. Value Type Collections.

  • Collections of Value Types
  • Components Collections
  • Sorting Collections

8. Inheritance.

  • Inheritance Mapping Strategies
  • Table per concrete class
  • Table per subclass
  • Table per hierarchy
  • Inheritance Mapping Pros/Cons
  • Polymorphism
  • Table per concrete class with unions
  • Choosing an Inheritance Strategy

9. Transitive Persistence.

  • Lazy Loading
  • Proxies
  • Eager Loading
  • What’s a Proxy?
  • Detached Objects and Proxies
  • Polymorphic Associations Revisited

10. Custom Mapping.

  • Custom Mapping Types
  • User Type
  • Enumerations

11. HQL.

  • Hibernate Object Fetching Options
  • Hibernate Query
  • HQL Parameters
  • Named Queries
  • Native SQL

12. Criteria.

  • Restrictions
  • Query By Example
  • Scrolling
  • Query Hints
  • Query Option Pros/Cons

13. Transactions and Concurrency.

  • The Java Transaction
  • Hibernate Transaction Configuration
  • Hibernate Transaction API
  • Concurrency
  • Isolation Levels
  • Optimistic Locking
  • Versioning
  • Pessimistic Locking

14. Fetching Strategies.

  • N+1 Selects
  • Join Fetching
  • Sub select Fetching
  • Batch Fetching
  • Queries and Fetching Strategies
  • Cartesian product Problem

15. Cache.

  • Hibernate Caching Architecture
  • First Level Cache
  • Second Level Cache
  • Cache Concurrency
  • Configuring Second Level Cache

16. Annotations.

  • Metadata
  • Annotations Pros/Cons
  • Configuring Hibernate Annotations
  • EJB3/JPA Annotations
  • Hibernate Annotations
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