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Oracle 311-094 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Java Persistence API Basics | 15% | - Container-managed vs application-managed EM - Entities, persistence units, and entity managers - ORM concepts and architecture |
| Topic 2: Querying with JPQL and Criteria API | 20% | - Named queries and native SQL queries - Criteria API: type-safe queries - Joins, grouping, ordering, and subqueries - JPQL syntax, SELECT, UPDATE, DELETE |
| Topic 3: Transactions, Locking and Performance | 12% | - JTA and resource-local transactions - Optimistic and pessimistic locking - Caching and fetch strategies |
| Topic 4: Entity Manager Operations | 20% | - Detached entities and state management - CRUD operations: persist, find, merge, remove, refresh - Persistence context and entity lifecycle |
| Topic 5: Object-Relational Mapping | 25% | - Inheritance and embedded mappings - Collection and attribute mappings - Basic mappings: @Entity, @Id, @Column, @Table - Relationship mappings: One-to-One, One-to-Many, Many-to-One, Many-to-Many |
| Topic 6: Advanced Topics | 8% | - Callbacks and listeners - Bean Validation integration - JPA in Java SE and Java EE environments |
