👉 기본 환경
- Language: Java
- DB: H2 Database
- IDE: IntelliJ
⌨️ 코드
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public class Main {
public static void main(String[] args) {
// 생략
try {
Child child1 = new Child();
Child child2 = new Child();
Parent parent = new Parent();
parent.addChild(child1);
parent.addChild(child2);
em.persist(parent);
em.persist(child1);
em.persist(child2);
em.flush();
em.clear();
Parent findParent = em.find(Parent.class, parent.getId());
em.remove(findParent);
tx.commit();
} catch (Exception e) {
tx.rollback();
e.printStackTrace();
} finally {
em.close();
}
emf.close();
}
}
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🖨️오류
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ERROR: Referential integrity constraint violation: "FKLH67J1N7X7GT59U0PBKWQH6O6: PUBLIC.CHILD FOREIGN KEY(PARENT_ID) REFERENCES PUBLIC.PARENT(ID) (1)"; SQL statement:
/* delete jpa_basic.Parent */ delete from Parent where id=? [23503-200]
javax.persistence.RollbackException: Error while committing the transaction
at org.hibernate.internal.ExceptionConverterImpl.convertCommitException(ExceptionConverterImpl.java:81)
at org.hibernate.engine.transaction.internal.TransactionImpl.commit(TransactionImpl.java:104)
at jpa_basic.Main.main(Main.java:446)
Caused by: javax.persistence.PersistenceException: org.hibernate.exception.ConstraintViolationException: could not execute batch
at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:154)
at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:181)
at org.hibernate.internal.ExceptionConverterImpl.convertCommitException(ExceptionConverterImpl.java:65)
... 2 more
Caused by: org.hibernate.exception.ConstraintViolationException: could not execute batch
at org.hibernate.exception.internal.SQLStateConversionDelegate.convert(SQLStateConversionDelegate.java:109)
at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42)
at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:113)
at org.hibernate.engine.jdbc.batch.internal.BatchingBatch.performExecution(BatchingBatch.java:129)
at org.hibernate.engine.jdbc.batch.internal.BatchingBatch.doExecuteBatch(BatchingBatch.java:105)
at org.hibernate.engine.jdbc.batch.internal.AbstractBatchImpl.execute(AbstractBatchImpl.java:148)
at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.executeBatch(JdbcCoordinatorImpl.java:198)
at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:633)
at org.hibernate.engine.spi.ActionQueue.lambda$executeActions$1(ActionQueue.java:478)
at java.base/java.util.LinkedHashMap.forEach(LinkedHashMap.java:684)
at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:475)
at org.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:348)
at org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:40)
at org.hibernate.event.service.internal.EventListenerGroupImpl.fireEventOnEachListener(EventListenerGroupImpl.java:102)
at org.hibernate.internal.SessionImpl.doFlush(SessionImpl.java:1352)
at org.hibernate.internal.SessionImpl.managedFlush(SessionImpl.java:443)
at org.hibernate.internal.SessionImpl.flushBeforeTransactionCompletion(SessionImpl.java:3202)
at org.hibernate.internal.SessionImpl.beforeTransactionCompletion(SessionImpl.java:2370)
at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.beforeTransactionCompletion(JdbcCoordinatorImpl.java:447)
at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.beforeCompletionCallback(JdbcResourceLocalTransactionCoordinatorImpl.java:183)
at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.access$300(JdbcResourceLocalTransactionCoordinatorImpl.java:40)
at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.commit(JdbcResourceLocalTransactionCoordinatorImpl.java:281)
at org.hibernate.engine.transaction.internal.TransactionImpl.commit(TransactionImpl.java:101)
... 1 more
Caused by: org.h2.jdbc.JdbcBatchUpdateException: Referential integrity constraint violation: "FKLH67J1N7X7GT59U0PBKWQH6O6: PUBLIC.CHILD FOREIGN KEY(PARENT_ID) REFERENCES PUBLIC.PARENT(ID) (1)"; SQL statement:
/* delete jpa_basic.Parent */ delete from Parent where id=? [23503-200]
at org.h2.jdbc.JdbcPreparedStatement.executeBatch(JdbcPreparedStatement.java:1235)
at org.hibernate.engine.jdbc.batch.internal.BatchingBatch.performExecution(BatchingBatch.java:119)
... 20 more
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📡 원인
Parent 객체를 삭제하려고 했으나, 외래키 제약 조건에 의해서 오류 발생
📰 해결 방법
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@Entity
public class Parent {
@Id @GeneratedValue
private long id;
private String name;
@OneToMany(mappedBy = "parent", cascade = CascadeType.ALL)
private List<Child> children = new ArrayList<>();
public void addChild(Child child){
children.add(child);
child.setParent(this);
}
public long getId() {
return id;
}
public void setId(long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public List<Child> getChildren() {
return children;
}
public void setChildren(List<Child> children) {
this.children = children;
}
}
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CascadeType.All을 선언하여, Parent 객체 삭제 시, Child도 함께 삭제
🖨️ 실행 결과
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Hibernate:
/* delete jpa_basic.Child */ delete
from
Child
where
id=?
Hibernate:
/* delete jpa_basic.Child */ delete
from
Child
where
id=?
Hibernate:
/* delete jpa_basic.Parent */ delete
from
Parent
where
id=?
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|---|---|
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| [해결 방법] org.hibernate.AnnotationException (0) | 2023.08.16 |
| [해결 방법] org.hibernate.AnnotationException (0) | 2023.08.16 |
| [해결 방법] org.hibernate.AnnotationException (0) | 2023.08.16 |