@Entity
@Table(name = "t_payment")
data class PaymentEntity(
@ManyToOne(cascade = CascadeType.DETACH)
@JoinColumn(name = "user_id", nullable = false)
var user: User? = null) : Serializable {
}
由于编译错误:"Type mismatch"
答案 0 :(得分:6)
cascade
注释属性接受CascadeType
数组,因此您需要将@ManyToOne
用法更改为:
@ManyToOne(cascade = arrayOf(javax.persistence.CascadeType.DETACH))