JPA--增加删除

JPA--增加删除

编写原生的sql插入删除语句一定要加入事务！！！！ 
@Modifying 
@Transactional(propagation = Propagation.REQUIRED, rollbackFor = Exception.class) 
@Query(value = “insert into topic_good values(?1,?2)”,nativeQuery = true) 
public int updateTopic(String topicId, String userId);