Spring Data Spring Data Packt .pdf Checked 🔥

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3. Spring Data JPA Deep Dive 3.1 Configuration (Java Config) @Configuration @EnableJpaRepositories(basePackages = "com.example.repo") @EnableTransactionManagement public class JpaConfig @Bean public DataSource dataSource() /* HikariCP etc */ @Bean public LocalContainerEntityManagerFactoryBean entityManagerFactory() // JPA vendor adapter (Hibernate) spring data spring data packt .pdf checked

interface UserRepo extends JpaRepository<User, Long> List<User> findByLastNameAndAgeGreaterThan(String lastName, int age); // Generates: where last_name = ?1 and age > ?2 I notice you're asking for a "deep guide"

And , Or , Between , LessThan , GreaterThan , Like , Containing , OrderBy , First , Top , AllIgnoreCase , Exists . 3.4 @Query — Explicit control @Query("SELECT u FROM User u WHERE u.email = :email") User findByEmail(@Param("email") String email); // Native SQL @Query(value = "SELECT * FROM users u WHERE u.status = 1", nativeQuery = true) List<User> findAllActive(); 3.5 Modifying queries + transactions @Modifying @Transactional @Query("UPDATE User u SET u.active = false WHERE u.lastLogin < :date") int deactivateInactiveUsers(@Param("date") LocalDate date); 4. Auditing – Automatic Timestamps @Entity public class User @CreatedDate private LocalDateTime createdAt; @LastModifiedDate private LocalDateTime updatedAt; Auditing – Automatic Timestamps @Entity public class User

I cannot directly retrieve or check the contents of that specific PDF file. However, I provide a comprehensive, deep technical guide covering the key topics typically found in Packt’s Spring Data books (e.g., Spring Data: Modern Data Access for Enterprise Java or similar titles).

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