README

This README would normally document whatever steps are necessary to get the application up and running.

Things you may want to cover:

• Ruby version

• System dependencies

• Configuration

• Database creation

• Database initialization

• How to run the test suite

• Services (job queues, cache servers, search engines, etc.)

• Deployment instructions

• ...

Chat-Space DB設計

usersテーブル

colum	Type	Options
email	string	null: false
password	string	null: false
nickname	string	null: false, index: true

Association

-has_many :messages -has_many :groups, through: :groups_users -has_many :groups_users

groupsテーブル

colum	Type	Options
name	string	null: false

Association

-has_many :users, through: :groups_users -has_many :messages -has_many :groups_users

groups_usersテーブル

Column	Type	Options
user_id	integer	null: false, foreign_key: true
group_id	integer	null: false, foreign_key: true

Association

• belongs_to :group
• belongs_to :user

messageテーブル

Column	Type	Options
text	text
image	text
user_id	integer	null: false, foreign_key: true
group_id	integer	null: false, foreign_key: true

Association

• belongs_to :user
• belongs_to :group