discourse/db/migrate/20120427154330_create_vestal_versions.rb
2017-08-08 00:48:57 +09:00

29 lines
645 B
Ruby

class CreateVestalVersions < ActiveRecord::Migration
def self.up
create_table :versions do |t|
t.belongs_to :versioned, polymorphic: true
t.belongs_to :user, polymorphic: true
t.string :user_name
t.text :modifications
t.integer :number
t.integer :reverted_from
t.string :tag
t.timestamps null: false
end
change_table :versions do |t|
t.index [:versioned_id, :versioned_type]
t.index [:user_id, :user_type]
t.index :user_name
t.index :number
t.index :tag
t.index :created_at
end
end
def self.down
drop_table :versions
end
end