Sequel.migration do
  change do
    alter_table :localized_names do
       set_column_type :value, 'varchar(2048)'
    end
  end
end
                        

Sequel.migration do
  up do
    alter_table :localized_names do
       set_column_type :value, 'varchar(2048)'
    end
  end

  down do
    alter_table :localized_names do
       set_column_type :value, 'varchar(255)'
    end
  end
end
                        

Fix failing DB migration for localized_names
Fix failing DB migration for localized_names

Previous version worked correctly for migration but failed with an
unsupported error on rollback.

Address with explicit `up`/`down` blocks.
