gitlab-org--gitlab-foss/db/migrate/20161202152035_add_index_to_routes.rb
2017-04-06 09:53:57 +11:00

22 lines
713 B
Ruby

# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
# rubocop:disable RemoveIndex
class AddIndexToRoutes < ActiveRecord::Migration
include Gitlab::Database::MigrationHelpers
# Set this constant to true if this migration requires downtime.
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_index(:routes, :path, unique: true)
add_concurrent_index(:routes, [:source_type, :source_id], unique: true)
end
def down
remove_index(:routes, :path) if index_exists? :routes, :path
remove_index(:routes, [:source_type, :source_id]) if index_exists? :routes, [:source_type, :source_id]
end
end