Schema

Schema

users

column name	data type	details
id	integer	not null, primary key
username	string	not null
user_image_url	string	not null
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 email, unique: true
• index on session_token, unique: true

workspaces

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

• index on url, unique: true

channels

column name	data type	details
id	integer	not null, primary key
name	string	not null
description	string	not null
direct_message?	boolean	not null
workspace_id	integer	not null, indexed, foreign key
created_at	datetime	not null
updated_at	datetime	not null

• workspace_id references workspaces
• index on workspace_id

messages

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

• channel_id references channels
• user_id references users
• index on channel_id
• index on user_id

Joins Tables

user_workspaces

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

• user_id references users
• workspace_id references workspaces
• index on [:user_id, :workspace_id], unique: true
• index on user_id
• index on workspace_id

user_channels

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

• user_id references users
• channel_id references channels
• index on [:user_id, :channel_id], unique: true
• index on user_id
• index on channel_id