도메인

order_cancel

• content :
• order_refund_code → order_refund_id
• user_id 필요
• @OneToOne consumer_order_id → @ManyToOne (단방향)

order_exchange

• content :
• order_exchange_code → order_exchange_id
• user_id 필요

order_return

• order_refund_code → order_refund_id
• content :

member

• nickname → 실명

product

• skuCode 삭제
• rate : int → float