org.springframework.dao.DataIntegrityViolationException: could not execute statement; SQL [n/a]; constraint [FKASNMJAR8JR5GAXVD7966P19IR]; nested exception is org.hibernate.exception.ConstraintViolationException: could not execute statement

User 엔티티 어노테이션에 cascade=CascadeType.ALL 옵션 추가하시면 됩니다. @ManyToMany(cascade=CascadeType.ALL) @JoinTable( name = "user_authority", joinColumns = {@JoinColumn(name = "user_id", referencedColumnName = "user_id")}, inverseJoinColumns = {@JoinColumn(name = "authority_name", referencedColumnName = "authority_name")}) private Set authorities;}