Class: RubyGalleryCreateAlbumPhotos

Inherits:
ActiveRecord::Migration
  • Object
show all
Defined in:
lib/generators/active_record/templates/album_photo_migration.rb

Class Method Summary collapse

Class Method Details

.down ⇒ Object 



14
15
16
 
# File 'lib/generators/active_record/templates/album_photo_migration.rb', line 14

def self.down
  drop_table :album_photos
end

.up ⇒ Object 



4
5
6
7
8
9
10
11
12
 
# File 'lib/generators/active_record/templates/album_photo_migration.rb', line 4

def self.up
  create_table :album_photos do |b|
    b.belongs_to :photoable, polymorphic: true
    b.integer :position, default: 0
    b.timestamps
  end
  
  add_index :album_photos, [:photoable_id, :photoable_type]
end