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

• ...

membersテーブル

Column	Type	Options
user	references	null: false, foreign_key: true
group	references	null: false, foreign_key: true

Association

• belongs_to :group
• belongs_to :user

usersテーブル

Column	Type	Options
name	string	null: false
e-mail	varchar	null: false
password	varchar	null: false

Association

_ has_many :members _ has_many :groups, through: :members _ has_many :messages

groupテーブル

Column	Type	Options
name	string	null:false

Association

_ has_many :members _ has_many :users, through: :members _ has_many :messages

messageテーブル

Column	Type	Options
user	references	null: false, foreign_key: true
group	references	null: false, foreign_key: true
text	text	-
image	text	-

Association

_ belongs_to :user _ belongs_to :group