Class: CreateGroupsAndGroupsUsers
- Inherits:
-
ActiveRecord::Migration
- Object
- ActiveRecord::Migration
- CreateGroupsAndGroupsUsers
- Defined in:
- lib/generators/templates/groups_migration.rb
Instance Method Summary collapse
Instance Method Details
#down ⇒ Object
15 16 17 18 |
# File 'lib/generators/templates/groups_migration.rb', line 15 def down drop_table :groups drop_table :groups_users end |
#up ⇒ Object
2 3 4 5 6 7 8 9 10 11 12 13 |
# File 'lib/generators/templates/groups_migration.rb', line 2 def up create_table :groups do |t| t.string :name end create_table :groups_users do |t| t.references :group t.references :user end add_index :groups_users, [:group_id, :user_id], unique: true end |