discourse/db/migrate/20140318203559_add_created_at_index_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

20 lines
812 B
Ruby

# frozen_string_literal: true
class AddCreatedAtIndexToPosts < ActiveRecord::Migration[4.2]
def up
execute "CREATE INDEX idx_posts_created_at_topic_id ON posts(created_at, topic_id) WHERE deleted_at IS NULL"
add_column :categories, :topics_day, :integer, default: 0
add_column :categories, :posts_day, :integer, default: 0
execute "DROP INDEX index_topics_on_deleted_at_and_visible_and_archetype_and_id"
add_index :topics, [:deleted_at, :visible, :archetype, :category_id, :id], name: "idx_topics_front_page"
end
def down
execute "DROP INDEX idx_topics_front_page"
add_index :topics, [:deleted_at, :visible, :archetype, :id]
remove_column :categories, :posts_day
remove_column :categories, :topics_day
execute "DROP INDEX idx_posts_created_at_topic_id"
end
end