Contents

superclass = ActiveRecord::VERSION::MAJOR < 5 ?
  ActiveRecord::Migration : ActiveRecord::Migration[4.2]
class GutentagTables < superclass
  def up
    create_table :gutentag_taggings do |t|
      t.integer :tag_id,        :null => false
      t.integer :taggable_id,   :null => false
      t.string  :taggable_type, :null => false
      t.timestamps :null => false
    end

    add_index :gutentag_taggings, :tag_id
    add_index :gutentag_taggings, [:taggable_type, :taggable_id]
    add_index :gutentag_taggings, [:taggable_type, :taggable_id, :tag_id],
      :unique => true, :name => 'unique_taggings'

    create_table :gutentag_tags do |t|
      t.string :name, :null => false
      t.timestamps :null => false
    end

    add_index :gutentag_tags, :name, :unique => true
  end

  def down
    drop_table :gutentag_tags
    drop_table :gutentag_taggings
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
gutentag-0.9.0	db/migrate/1_gutentag_tables.rb