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 



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# File 'lib/generators/active_record/templates/album_photo_migration.rb', line 11

def self.down
  drop_table :album_photos
end

.up ⇒ Object 



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# File 'lib/generators/active_record/templates/album_photo_migration.rb', line 2

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