|
# -*- encoding : utf-8 -*-
|
|
class CreateRelations < ActiveRecord::Migration
|
|
def self.up
|
|
create_table :relations do |t|
|
|
t.integer :object_id
|
|
t.string :object_type
|
|
t.integer :target_id
|
|
t.string :target_type
|
|
|
|
t.timestamps
|
|
end
|
|
end
|
|
|
|
def self.down
|
|
drop_table :relations
|
|
end
|
|
end
|