discourse/db/migrate/20140710005023_add_badge_posts_and_topics_view.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

23 lines
571 B
Ruby

# frozen_string_literal: true
class AddBadgePostsAndTopicsView < ActiveRecord::Migration[4.2]
def up
add_column :categories, :allow_badges, :boolean, default: true, null: false
execute "CREATE VIEW badge_posts AS
SELECT p.*
FROM posts p
JOIN topics t ON t.id = p.topic_id
JOIN categories c ON c.id = t.category_id
WHERE c.allow_badges AND
p.deleted_at IS NULL AND
t.deleted_at IS NULL AND
t.visible"
end
def down
execute "DROP VIEW badge_posts"
remove_column :categories, :allow_badges
end
end