| Column | Type | Options |
|---|---|---|
| name | string | null: false |
- has_many :messages
- has_many :groups, through: :members
- has_many :members
| Column | Type | Options |
|---|---|---|
| text | text | |
| image | string | |
| created_at | datetime | null:false |
| user_id | integer | null: false, foreign_key: true |
| group_id | integer | null: false, foreign_key: true |
- belongs_to :user
- belongs_to :group
| Column | Type | Options |
|---|---|---|
| name | string | null:false |
- has_many :users, through: :members
- has_many :messages
- has_many :members
| Column | Type | Options |
|---|---|---|
| user_id | integer | null: false, foreign_key: true |
| group_id | integer | null: false, foreign_key: true |
- belongs_to :group
- belongs_to :user