20140724180943_add_index_to_blog_posts_sort.rb
325 Bytes
class AddIndexToBlogPostsSort < ActiveRecord::Migration
def self.up
%w[articles article_versions].each do |table|
add_index table.to_sym, [:published_at, :id]
end
end
def self.down
%w[articles article_versions].each do |table|
remove_index table.to_sym, [:published_at, :id]
end
end
end