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Oracle 311-094 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Object-Relational Mapping | 25% | - Relationship mappings: One-to-One, One-to-Many, Many-to-One, Many-to-Many - Basic mappings: @Entity, @Id, @Column, @Table - Inheritance and embedded mappings - Collection and attribute mappings |
| Java Persistence API Basics | 15% | - Container-managed vs application-managed EM - Entities, persistence units, and entity managers - ORM concepts and architecture |
| Entity Manager Operations | 20% | - CRUD operations: persist, find, merge, remove, refresh - Persistence context and entity lifecycle - Detached entities and state management |
| Querying with JPQL and Criteria API | 20% | - Criteria API: type-safe queries - Joins, grouping, ordering, and subqueries - Named queries and native SQL queries - JPQL syntax, SELECT, UPDATE, DELETE |
| Advanced Topics | 8% | - JPA in Java SE and Java EE environments - Callbacks and listeners - Bean Validation integration |
| Transactions, Locking and Performance | 12% | - Optimistic and pessimistic locking - Caching and fetch strategies - JTA and resource-local transactions |
