Java/JPA with Error23 [해결방법] JdbcTypeRecommendationException JdbcTypeRecommendationException Environment Language: Java DB: H2 Database IDE: IntelliJ Problem @Entity를 선언하고 table을 create할 때 발생 Caused by: org.hibernate.type.descriptor.java.spi.JdbcTypeRecommendationException: Could not determine recommended JdbcType for Java type 'jpabook.jpashop.domain.Delivery' Cause of Problem Hibernate가 엔티티의 필드에 대한 JDBC 타입을 결정하지 못할 때 발생 엔티티 필드와 데이터베이스 컬럼 간의 매핑이 충분히 명시되지.. 2023. 12. 25. [해결방법] BeanCreationException BeanCreationException Environment Language: Java DB: H2 Database IDE: IntelliJ Problem Entity에서 PK에 @Id를 설정하고, @GeneratedValue를 통해 자동으로 값을 부여하고자 할 때 발생 org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in class path resource [org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaConfiguration.class]: [PersistenceUnit: defau.. 2023. 12. 25. [해결 방법] org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl ... is closed 👉 기본 환경 - Language: Java - DB: H2 Database - IDE: IntelliJ 테스트 코드가 안돌아갑니다. Transaction이 closed 됐다고 안돌아갑니다😖. ⌨️ 코드 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 @SpringBootTest public class PostServiceTest { @Autowired private PostService postService; @Autowired private PostRepository postRepository; @Test public void DTO데이터_POST테이블_조회(){ // given PostSaveDTO.. 2023. 10. 8. [해결 방법] org.hibernate.QueryException 👉 기본 환경 - Language: Java - DB: H2 Database - IDE: IntelliJ ⌨️ 코드 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 public class Main { public static void main(String[] args) { // 생략 try { Team team = new Team(); team.setName("Team"); em.persist(team); Member member = new Member(); member.setName("Member"); member.setAge(10); member.set.. 2023. 9. 26. [해결 방법] org.hibernate.hql.internal.ast.QuerySyntaxException 👉 기본 환경 - Language: Java - DB: H2 Database - IDE: IntelliJ ⌨️ 코드 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 public class Main { public static void main(String[] args) { // 생략 try { Team team = new Team(); team.setName("Team"); em.persist(team); Member member = new Member(); member.setName("Member"); member.setAge(10); memb.. 2023. 9. 24. [해결 방법] java.lang.IllegalArgumentException 👉 기본 환경 - Language: Java - DB: H2 Database - IDE: IntelliJ ⌨️ 코드 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 public class Main { public static void main(String[] args) { EntityManagerFactory emf = Persistence.createEntityManagerFactory("hello"); EntityManager em = emf.createEntityManager(); EntityTransaction tx = em.getTransaction(); tx.begi.. 2023. 9. 22. 이전 1 2 3 4 다음
