Database Schema

Users

column name	data type	details
id	integer	not null, primary key
fname	string	not null
lname	string	not null
email	string	not null, indexed, unique
password_digest	string	not null
session_token	string	not null, indexed, unique
text	string
created_at	datetime	not null
updated_at	datetime	not null

• index on email, unique: true
• index on session_token, unique: true

Projects

column name	data type	details
id	integer	not null, primary key
title	string	not null
description	string	not null
artist_id	integer	not null, indexed, unique
created_at	datetime	not null
updated_at	datetime	not null

• index on artist_id, unique: true

Comments

column name	data type	details
id	integer	not null, primary key
author_id	integer	not null, indexed, unique
body	string	not null
project_id	integer	not null, indexed
created_at	datetime	not null
updated_at	datetime	not null

• index on author_id, unique: true
• index on project_id

Categories

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

Joins Tables

Appreciations

column name	data type	details
id	integer	not null, primary key
project_id	integer	not null, indexed
appreciator_id	integer	not null, indexed
created_at	datetime	not null
updated_at	datetime	not null

• index on project_id
• index on appreciator_id
• index on appreciations, [project_id, appreciator_id], unique: true

Category_projects

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