Class: CreateVersions

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

Class Method Summary collapse

Class Method Details

.down ⇒ Object 



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# File 'lib/generators/cargo_wiki/templates/create_versions.rb', line 14

def self.down
  remove_index :versions, [:item_type, :item_id]
  drop_table :versions
end

.up ⇒ Object 



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# File 'lib/generators/cargo_wiki/templates/create_versions.rb', line 2

def self.up
  create_table :versions do |t|
    t.string   :item_type, :null => false
    t.integer  :item_id,   :null => false
    t.string   :event,     :null => false
    t.string   :whodunnit
    t.text     :object
    t.datetime :created_at
  end
  add_index :versions, [:item_type, :item_id]
end