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Hibernate

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Introduction to Hibernate
  1. Issues with Persistence layers and Object-Relational Mapping (ORM)
  2. Hibernate Overview and Benefits
  3. Hibernate architecture overview
  4. POJO (Plain Old Java Object) Based Mapping
  5. Proc and Cons of JDBC
Getting started with Hibernate quickly
  1. Overview of the Hibernate distribution
  2. Configuring Hibernate
    • hibernate.cfg.xml file
    • SessionFactory configuration
    • Connection properties, Database dialect
    • Configuration class, Session Interface
  3. “Hello World” Program for Hibernate
Mapping a Class
  1. Persistent Entity Class, Hibernate Mapping
  2. File, Mapping the Entity Class
  3. Primary keys: Id property, Generated Id
  4. Hibernate Type System
  5. Working with sessions and Persistent Objects
  6. Logging – log4j Overview and configuration for Hibernate
Querying
  1. Inserting and Updating Entities
  2. HQL – Hibernate Query Language Overview
  3. The Query Interface
  4. Creating and working with queries
  5. Named Queries, Projection Queries, Aggregate Queries
The Persistence Lifecycle
  1. Transaction Overview and Transactions in Hibernate
  2. Hibernate Transaction API (in Managed and Non-managed Environments)
  3. The lifecycle of managed objects
  4. Persistent, transient, and detached objects
  5. The Persistence (Session) Context (Lifespan, Relation to Managed Objects, Propagation)
  6. Contextual Sessions
  7. Synchronization to the Database
  8. The Session as cache
Optimistic Locking / Versioning
  1. Detached Objects and Optimistic Locking
  2. Versioning overview and Using Versioning
  3. Locking Objects
Relationships
  1. Object Relationship Overview
  2. Mapping Collections of Value Objects
  3. Entity Relationships: 1-N, N-1, N-N, 1-1
  4. Mapping Entity Relationships
  5. Uni and Bi-directional Relationships
  6. The Relationship “inverse”
  7. Cascading Over Relationships
  8. Queries Across Relationships (Lazy and Eager)
Inheritance Mapping
  1. Entity Inheritance with Hibernate
  2. Table-per-class mapping
  3. Table per Subclass mapping
  4. Table per Concrete Class mapping
Additional Querying Capabilities
  1. Projection Queries, Aggregate queries
  2. Bulk updates and deletes
  3. Native SQL Queries
  4. Query Filters
The Criteria API
  1. Overview of the Criteria API
  2. Working Querying with the Criteria API
  3. Query by Example
  4. Best Practices of Criteria
Advanced Topics
  1. Components and Multi-Table Mapping
  2. equals() and hashCode()
  3. Caching and Efficiency
  4. Design Considerations
  5. Overview of Interceptor
  6. Understanding of Interceptor
  7. Uses of Interceptor in project
  8. Uses of Interceptor as AuditTrail
Advance Topic – Interceptor
  1. Overview of Interceptor
  2. Understanding of Interceptor
  3. Uses of Interceptor in project
  4. Uses of Interceptor as AuditTrail
  5. How to integarate with MVC app
  6. How to integrate in Spring
  7. Best Practices in Hibernate
  8. Conclusion
  9. Questions and Answer Session
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