1.

2. 3. 4. ServerDatabaseCollectionDocumentField 5. 6. 7. Spring Data CrudRepository PagingAndSortingRepository Spring DataSpring DataSpring Data Spring Data JPA MongoDB Neo4jJpaRepository MongoRepositoryGraphRepositoryMongoTemplate Neo4jTemplate Embedded REST JPAMongo Java DriverJDBC RDBMS MongoDBNeo4j 8. methodologies 9.