new

# File activerecord/lib/active_record/migration.rb, line 487
    def initialize(direction, migrations_path, target_version = nil)
      raise StandardError.new("This database does not yet support migrations") unless Base.connection.supports_migrations?
      Base.connection.initialize_schema_migrations_table
      @direction, @migrations_path, @target_version = direction, migrations_path, target_version
    end