class AddMissingIndexesToGridObjects < ActiveRecord::Migration[8.0] def change add_index :parties, :raid_id unless index_exists?(:parties, :raid_id) add_index :characters, :granblue_id unless index_exists?(:characters, :granblue_id) add_index :summons, :granblue_id unless index_exists?(:summons, :granblue_id) add_index :weapons, :granblue_id unless index_exists?(:weapons, :granblue_id) end end