Java Persistence API (JPA)

  1. Entity Manager and Persistence Context
    1. EntityManager Interface
      1. Core Operations
        1. Lifecycle Management
          1. Thread Safety
          2. Entity Lifecycle States
            1. New State
              1. Managed State
                1. Detached State
                  1. Removed State
                    1. State Transitions
                    2. Basic Persistence Operations
                      1. Persist Operation
                        1. Find Operation
                          1. Merge Operation
                            1. Remove Operation
                              1. GetReference Operation
                              2. Persistence Context Management
                                1. Context Synchronization
                                  1. Flush Operation
                                    1. Automatic Flushing
                                      1. Manual Flushing
                                        1. Flush Mode Types
                                        2. Refresh Operation
                                          1. Clear Operation
                                            1. Detach Operation
                                              1. Contains Operation
                                              2. Persistence Context Types
                                                1. Transaction-Scoped Context
                                                  1. Extended Context
                                                    1. Context Propagation

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                                                  4. Entity Relationships

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                                                  6. JPQL Query Language