Class: CreateHasFollowersTables

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

Class Method Summary collapse

Class Method Details

.down ⇒ Object 



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# File 'lib/generators/has_followers/migration/templates/create_has_followers_tables.rb', line 15

def self.down
  remove_column :users, :followers_count
  remove_column :users, :followeds_count
  
  drop_table :follows
end

.up ⇒ Object 



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# File 'lib/generators/has_followers/migration/templates/create_has_followers_tables.rb', line 2

def self.up
  create_table :follows, :force => true do |t|
    t.references :followed, :user
    t.timestamps
  end
  
  add_index :follows, :followed_id
  add_index :follows, :user_id
  
  add_column :users, :followers_count, :integer, :default => 0, :null => false
  add_column :users, :followeds_count, :integer, :default => 0, :null => false
end