Contents

# Migration responsible for creating a table with activities
class CreateActivities < ActiveRecord::Migration
  # Create table
  def self.up
    unless table_exists? :activities
      create_table :activities do |t|
        t.belongs_to :trackable, :polymorphic => true
        t.belongs_to :owner, :polymorphic => true
        t.string  :key
        t.text    :parameters
        t.belongs_to :recipient, :polymorphic => true

        t.timestamps
      end

      add_index :activities, [:trackable_id, :trackable_type]
      add_index :activities, [:owner_id, :owner_type]
      add_index :activities, [:recipient_id, :recipient_type]
    end
  end
  
  # Drop table
  def self.down
    drop_table :activities if table_exists? :activities
  end
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
chatty-0.0.6	db/plugin_migrate/20140521072854_create_activities.rb
chatty-0.0.5	db/migrate/20140521072854_create_activities.rb
chatty-0.0.4	db/plugin_migrate/20140521072854_create_activities.rb
chatty-0.0.3	db/plugin_migrate/20140521072854_create_activities.rb
chatty-0.0.2	db/plugin_migrate/20140521072854_create_activities.rb
chatty-0.0.1	db/plugin_migrate/20140521072854_create_activities.rb