Database Schema

User

column name	data type	details
id	integer	not null, primary key
username	string	not null, indexed, unique
first_name	string	not null
last_name	string	not null
zipcode	integer	not null
budget	integer	not null
password_digest	string	not null
session_token	string	not null, indexed, unique
created_at	datetime	not null
updated_at	datetime	not null

• Purchase will be subtracted from budget

BobaItem

column name	data type	details
id	integer	not null, primary key
name	string	not null
created_at	datetime	not null
updated_at	datetime	not null

StoreBobaItem

column name	data type	details
id	integer	not null, primary key
boba_item_id	integer	not null, foreign key
store_id	integer	not null, foreign key
price	integer	not null
created_at	datetime	not null
updated_at	datetime	not null

• belongs to a BobaItem
• belongs to a Store

Store

column name	data type	details
id	integer	not null, primary key
name	string	not null
zipcode	integer	not null, primary key
owner_id	integer	not null, foreign key
created_at	datetime	not null
updated_at	datetime	not null

• belongs to a user, through owner_id

Purchase

column name	data type	details
id	integer	not null, primary key
boba_item_id	integer	not null
user_id	integer	not null
created_at	datetime	not null
updated_at	datetime	not null

• belongs to a BobaItem
• belongs to a User

Rating

column name	data type	details
id	integer	not null, primary key
boba_item_id	integer	not null
user_id	integer	not null
created_at	datetime	not null
updated_at	datetime	not null

• belongs to a BobaItem
• belongs to a User