schema

Postgres Database Schema

users

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

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

pins

column name	data type	details
id	integer	not null, primary key
title	string	not null
about	text	not null
user_id	integer	not null
board_id	integer	not null
created_at	datetime	not null
updated_at	datetime	not null

boards

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

• index on pin_id

follows

column name	data type	details
id	integer	not null, primary key
following_id	integer	indexed
followed_id	integer	indexed
board_id	integer	indexed
created_at	datetime	not null
updated_at	datetime	not null

• index on following_id
• index on followed_id
• index on board_id