Hibernate - Java Course

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Object Persistence

• Object/Relational Paradigms

• O/R Mismatch

• Java ORM/Persistent Frameworks

• Object Relational Mapping (ORM)

Hibernate Architecture

• Hibernate Architecture and API

• Hibernate Installation/Setup

• Configuration

• Configuration Properties

• Mapping Files

Persistent Classes

• POJOs

• JavaBeans

• Basic Mapping

• Class to Table Mappings

• Property Mapping

• Identifiers

• Generators

• Natural Keys

• Identifier Exposure

• Quoting SQL Tables and Columns

Working with Persistent Objects

• Entity Lifecycle

• Persistent State

• Persistent Object Updates and Automatic Dirty Checking

• Transient State

• Dethatched State

• Deleted

• Object Identifiers Revisited

• Merge

Components

• Components

• Domain Model

• Entities and Values

Associations

• One-to-one

• Many-to-one

• Bidirectional One-to-one

• Bidirectional Many-to-one

• Other Collections

Value Type Collections

• Collections of Value Types

• Components Collections

• Sorting Collections

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

Transitive Persistence

• Lazy Loading

• Proxies

• Eager Loading

• Detached Objects and Proxies

• Polymorphic Associations Revisited

Custom Mapping

• Custom Mapping Types

• User Type

• Enumerations

HQL

• Hibernate Object Fetching Options

• Hibernate Query

• HQL Parameters

• Named Queries

• Native SQL

Criteria

• Restrictions

• Query By Example

• Scrolling

• Query Hints

• Query Option Pros/Cons

Transactions and Concurrency

• The Java Transaction

• Hibernate Transaction Configuration

• Hibernate Transaction API

• Concurrency

• Isolation Levels

• Optimistic Locking

• Versioning

• Pessimistic Locking

Fetching Strategies

• N+1 Selects

• Join Fetching

• Sub select Fetching

• Batch Fetching

• Queries and Fetching Strategies

• Cartesian product Problem

Cache

• Hibernate Caching Architecture

• First Level Cache

• Second Level Cache

• Cache Concurrency

• Configuring Second Level Cache

Annotations

• Metadata

• Annotations Pros/Cons

• Configuring Hibernate Annotations

• EJB3/JPA Annotations

• Hibernate Annotations

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