Class: ActsAsTaggableOnPosts
- Inherits:
-
ActiveRecord::Migration
- Object
- ActiveRecord::Migration
- ActsAsTaggableOnPosts
- Defined in:
- lib/generators/templates/db/migrate/acts_as_taggable_on_posts.rb
Class Method Summary collapse
Class Method Details
.down ⇒ Object
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# File 'lib/generators/templates/db/migrate/acts_as_taggable_on_posts.rb', line 26 def self.down return unless table_exists? :tags drop_table :tags drop_table :taggings end |
.up ⇒ Object
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# File 'lib/generators/templates/db/migrate/acts_as_taggable_on_posts.rb', line 2 def self.up return if table_exists? :tags create_table :tags do |t| t.string :name end create_table :taggings do |t| t.references :tag # You should make sure that the column created is # long enough to store the required class names. t.references :taggable, :polymorphic => true t.references :tagger, :polymorphic => true t.string :context t.datetime :created_at end add_index :taggings, :tag_id add_index :taggings, [:taggable_id, :taggable_type, :context] end |