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

Sounds

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

• uploader_id references users
• index on uploader_id

comments

column name	data type	details
id	integer	not null, primary key
user_id	integer	not null, indexed, foreign key
sound_id	integer	not null, indexed, foreign key
sound_timestamp	string	not null
created_at	datetime	not null
updated_at	datetime	not null

• user_id references users
• sound_id references sounds
• index on [sound_id, :user_id], unique: true