Class: MarkableMigration

Inherits:
ActiveRecord::Migration
  • Object
show all
Defined in:
lib/generators/markable/migration/templates/active_record/migration.rb

Class Method Summary collapse

Class Method Details

.down ⇒ Object 



14
15
16
 
# File 'lib/generators/markable/migration/templates/active_record/migration.rb', line 14

def self.down
  drop_table :marks
end

.up ⇒ Object 



2
3
4
5
6
7
8
9
10
11
12
 
# File 'lib/generators/markable/migration/templates/active_record/migration.rb', line 2

def self.up
  create_table :marks, :id => false do |t|
    t.references :marker,   :polymorphic => true
    t.references :markable, :polymorphic => true
    t.string     :mark,     :limit => 128
    t.datetime   :created_at
  end

  add_index :marks, [:markable_id, :markable_type, :mark]
  add_index :marks, [:marker_id, :marker_type, :mark]
end