discourse/db/migrate/20170824172615_add_slug_index_on_topic.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

12 lines
265 B
Ruby

# frozen_string_literal: true
class AddSlugIndexOnTopic < ActiveRecord::Migration[4.2]
def up
execute 'CREATE INDEX idxTopicSlug ON topics(slug) WHERE deleted_at IS NULL AND slug IS NOT NULL'
end
def down
execute 'DROP INDEX idxTopicSlug'
end
end