Hibernate

Index:

• Introduction to Hibernate:

• Overview of ORM and its advantages.
• History and evolution of Hibernate.
• Understanding Hibernate architecture and its integration with Java applications.

• Hibernate Configuration:

• Configuration files and settings in Hibernate.
• Database connection setup and properties.
• Hibernate SessionFactory and Session management.

• Mapping Java Objects to Database Tables:

• Entity classes and their annotations (@Entity, @Table, etc.).
• Primary key generation strategies (@Id, @GeneratedValue, etc.).
• Mapping relationships between entities (One-to-One, One-to-Many, Many-to-One, Many-to-Many).

• Hibernate Query Language (HQL):

• Basics of HQL for querying objects instead of database tables.
• Named queries and parameter binding.
• Native SQL queries in Hibernate.

• Transaction Management:

• Managing transactions with Hibernate.
• Declarative and programmatic transaction management.
• Handling transaction boundaries and isolation levels.

• Fetching Strategies and Caching:

• Understanding different fetching strategies (eager, lazy).
• Caching mechanisms in Hibernate (first level cache, second level cache).
• Configuring and optimizing cache usage.

• Advanced Hibernate Concepts:

• Criteria API for dynamic queries.
• Interceptors and events in Hibernate.
• Integration with Spring Framework and other Java EE technologies.

• Performance Tuning and Best Practices:

• Identifying performance bottlenecks in Hibernate applications.
• Optimizing database interactions and query performance.
• Hibernate best practices and coding conventions.