debian-mirror-gitlab/db/migrate/20190926041216_add_user_indexes_to_design_management_versions.rb
2019-12-21 20:55:43 +05:30

20 lines
574 B
Ruby

# frozen_string_literal: true
class AddUserIndexesToDesignManagementVersions < ActiveRecord::Migration[5.2]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_foreign_key :design_management_versions, :users, column: :user_id, on_delete: :nullify
add_concurrent_index :design_management_versions, :user_id, where: 'user_id IS NOT NULL'
end
def down
remove_concurrent_index :design_management_versions, :user_id
remove_foreign_key :design_management_versions, column: :user_id
end
end