discourse/db/migrate/20120704201743_add_view_count_to_posts.rb
Sam Saffron 30990006a9 DEV: enable frozen string literal on all files
This reduces chances of errors where consumers of strings mutate inputs
and reduces memory usage of the app.

Test suite passes now, but there may be some stuff left, so we will run
a few sites on a branch prior to merging
2019-05-13 09:31:32 +08:00

11 lines
348 B
Ruby

# frozen_string_literal: true
class AddViewCountToPosts < ActiveRecord::Migration[4.2]
def change
add_column :posts, :views, :integer, default: 0, null: false
execute "UPDATE posts SET views =
(SELECT COUNT(*) FROM post_timings WHERE forum_thread_id = posts.forum_thread_id AND post_number = posts.post_number)"
end
end