usersテーブル

Column	Type	Options
nickname	string	null: false
email	string	null: false, unique: true
encrypted_password	string	null: false
family_name	string	null: false
first_name	string	null: false
kana_family	string	null: false
kana_first	string	null: false
date_of_birth	date	null: false

Association

• has_many :items
• has_many :orders

itemsテーブル

Column	Type	Options
name	string	null: false
description	text	null: false
category_id	integer	null: false
condition_id	integer	null: false
charge_id	integer	null: false
source_id	integer	null: false
delivery_day_id	integer	null: false
price	integer	null: false
user	references	null: false, foreign_key: true

Association

• belongs_to :user
• has_one :order

purchasersテーブル

Column	Type	Options
post_code	string	null: false
source_id	integer	null: false
city	string	null: false
address	string	null: false
building	string
phone	string	null: false
order	references	null: false, foreign_key: true

Association

• belongs_to :order

ordersテーブル

Column	Type	Options
item	references	null: false, foreign_key: true
user	references	null: false, foreign_key: true

Association

• has_one :purchaser
• belongs_to :item
• belongs_to :user