小编Jos*_*ara的帖子

我正在尝试与共享 PK 建立一对一的关系，但是在尝试了很多事情之后我陷入了困境......

我会尽量提供所有可能的信息：

我正在使用的技术：

• 春季启动 2.1.5
• 春季JPA
• 飞道

数据源配置：

spring.datasource.url = jdbc:mysql://localhost:3306/customers?serverTimezone=UTC&useSSL=false&allowPublicKeyRetrieval=true&useSSL=false
spring.datasource.username = admin
spring.datasource.password = root

spring.jpa.database-platform = org.hibernate.dialect.MySQL5InnoDBDialect
spring.jpa.properties.hibernate.dialect = org.hibernate.dialect.MySQL5InnoDBDialect
spring.jpa.show-sql = true

数据库模型：

@Getter
@Setter
@NoArgsConstructor
@Entity
@Table(name = "customer", schema = "customers")
public class Customer {

    @Id
    @GeneratedValue(generator = "uuid2")
    @GenericGenerator(name = "uuid2", strategy = "uuid2")
    @Column(name = "customer_id", columnDefinition = "BINARY(16)")
    private UUID customerId;

    @OneToOne(mappedBy = "customer", cascade = CascadeType.ALL)
    private Address address;
}

@Getter
@Setter
@NoArgsConstructor
@Entity
@Table(name = "address", schema …