Users

Column	Data Type	Details
username	string	not null
email	string	not null
password_digest	string	not null
session_token	string	not null
created_at	dateTime	not null
updated_at	dateTime	not null

• Add index on username
• has_many projects
• has_many comments
• has_many favorites

---

Projects

Column	Data Type	Details
title	string	not null
body	string	not null
author_id	integer	not null
category_id	integer	not null
created_at	dateTime	not null
updated_at	dateTime	not null

• belongs_to author
• has_many comments (association)
• has_many pictures (assocation)
• has_many videos (assocation)
• has_many steps (assocation)
• has_many favorites (association)
• Add index on title (for search by keywords)
• Add index on author_id
• Add index on category_id

---

Steps

Column	Data Type	Details
header	string	not null
description	string	not null
project_id	integer	not null
created_at	dateTime	not null
updated_at	dateTime	not null

• belongs_to project (association)
• has_many pictures (association)
• has_many videos (association)

---

Comments

Column	Data Type	Details
body	string	not null
author_id	integer	not null
project_id	integer	not null
created_at	dateTime	not null
updated_at	dateTime	not null

• belongs_to author (association)
• belongs_to project (association)

---

Pictures

Column	Data Type	Details
url	string	not null
step_id	integer	not null
created_at	dateTime	not null
updated_at	dateTime	not null

• belongs_to project (association)
• belongs_to step (association)

---

Videos

Column	Data Type	Details
url	string	not null
step_id	integer	not null
created_at	dateTime	not null
updated_at	dateTime	not null

• belongs_to project (association)
• belongs_to step (association)

---

Bonus Schema

Categories

Column	Data Type	Details
title	string	not null
created_at	dateTime	not null
updated_at	dateTime	not null

• Add index on title

---

Favorites

Column	Data Type	Details
author_id	integer	not null
project_id	integer	not null
created_at	dateTime	not null
updated_at	dateTime	not null

• belongs_to author (association)
• belongs_to project (association)