Contents

class CreateTaggableTables < ActiveRecord::Migration
  def self.up
    create_table :tags do |t|
      t.column :name, :string
    end

    create_table :taggings do |t|
      t.column :tag_id, :integer
      t.column :taggable_id, :integer

      # You should make sure that the column created is
      # long enough to store the required class names.
      t.column :taggable_type, :string

      t.column :created_at, :datetime
    end

    add_index :taggings, :tag_id
    add_index :taggings, [:taggable_id, :taggable_type]
  end

  def self.down
    drop_table :taggings
    drop_table :tags
  end
end

Version data entries

15 entries across 15 versions & 2 rubygems

Version	Path
adva-0.3.2	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.3.1	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.3.0	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.2.4	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.2.3	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.2.2	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.2.1	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.2.0	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.1.4	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.1.3	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.1.2	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.1.1	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.1.0	db/migrate/20080401000006_create_taggable_tables.rb
adva_cms-0.0.1	db/migrate/20080401000006_create_taggable_tables.rb
adva-0.0.1	adva_cms/db/migrate/20080401000006_create_taggable_tables.rb