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