JPA例子里面有一对一一对多的例子)
JPA的几个例子,一对一,一对多。 @ManyToOne(cascade = {CascadeType.ALL}, fetch = FetchType.LAZY) @JoinColumn(name = "personid", unique = false, nullable = true, insertable = true, updatable = true) public Person getPerson() { return this.person; } public void setPerson(Person person) { this.person = perso
用户评论
内容很详细。谢谢楼主!!
很好用,谢谢分享
内容很详细