gitlab-org--gitlab-foss/db/migrate/20190627051902_add_cluster_...

22 lines
483 B
Ruby

# frozen_string_literal: true
class AddClusterIdIndexFkToDeployments < ActiveRecord::Migration[5.1]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_index :deployments, :cluster_id
add_concurrent_foreign_key :deployments, :clusters, column: :cluster_id, on_delete: :nullify
end
def down
remove_foreign_key :deployments, :clusters
remove_concurrent_index :deployments, :cluster_id
end
end