12 lines
272 B
Ruby
12 lines
272 B
Ruby
|
class GroupUsers < ActiveRecord::Migration
|
||
|
def change
|
||
|
create_table :group_users do |t|
|
||
|
t.integer :group_id, null: false
|
||
|
t.integer :user_id, null: false
|
||
|
t.timestamps
|
||
|
end
|
||
|
|
||
|
add_index :group_users, [:group_id, :user_id], unique: true
|
||
|
end
|
||
|
end
|