mastodon/db/post_migrate/20220310060750_optimize_null_index_accounts_url.rb
Eugen Rochko 75e33fd08f
Fix null values being included in some indexes (#17711)
* Fix null values being included in some indexes

* Update lib/mastodon/migration_helpers.rb

Co-authored-by: Claire <claire.github-309c@sitedethib.com>

* Add documentation link to corruption error message

Co-authored-by: Claire <claire.github-309c@sitedethib.com>
2022-03-12 08:12:57 +01:00

18 lines
435 B
Ruby

# frozen_string_literal: true
require Rails.root.join('lib', 'mastodon', 'migration_helpers')
class OptimizeNullIndexAccountsURL < ActiveRecord::Migration[5.2]
include Mastodon::MigrationHelpers
disable_ddl_transaction!
def up
update_index :accounts, 'index_accounts_on_url', :url, where: 'url IS NOT NULL', opclass: :text_pattern_ops
end
def down
update_index :accounts, 'index_accounts_on_url', :url
end
end