takuyahori / furima-35655

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テーブル設計

users テーブル

Column	Type	Options
nickname	string	null: false
email	string	null: false, unique: true
encrypted_password	string	null: false
last_name	string	null: false
first_name	string	null: false
last_name_kana	string	null: false
first_name_kana	string	null: false
birthday	date	null: false

Association

has_many :items
has_many :purchases

items テーブル

Column	Type	Options
name	string	null: false
explanation	text	null: false
category_id	integer	null: false
status_id	integer	null: false
shipping_cost_id	integer	null: false
shipping_area_id	integer	null: false
shipping_day_id	integer	null: false
price	integer	null: false
user	references	null: false, foreign_key: true

Association

has_one :purchase
belongs_to :user

addresses テーブル

Column	Type	Options
post_code	string	null: false
shipping_area_id	integer	null: false
city	string	null: false
address	string	null: false
building_name	string
phone	string	null: false
purchase	references	null: false, foreign_key: true

Association

belongs_to :purchase

purchases テーブル

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

Association

belongs_to :user
belongs_to :item
has_one :address