# File lib/spec/example/migration_example_group.rb, line 34
      def run_prereq_migrations
        "running n-1 migrations"
        all_databases.each do |db|
          db.adapter.recreate_database
        end
        @@migrations.sort.each do |migration|
          break if migration.name.to_s == migration_name.to_s
          migration.perform_up
        end
      end