n} relationship, a customer is required to have at least one account and one address.

n}关系，一个客户需要拥有至少一个帐户和一个地址。

youdao

n} relationship, a customer is required to have at least one account and one address.

n}关系，一个客户需要拥有至少一个帐户和一个地址。

youdao