public function orders_management()
{
$this->config->load('grocery_crud');
$this->config->set_item('grocery_crud_dialog_forms',true);
$this->config->set_item('grocery_crud_dialog_color','deep-purple darken-3');
$this->config->set_item('grocery_crud_dialog_text_color','white');
$crud = new grocery_CRUD();
$crud->set_relation('customerNumber','customers','{contactLastName} {contactFirstName}');
$crud->display_as('customerNumber','Customer');
$crud->set_table('orders');
$crud->set_subject('Order');
$crud->unset_add();
$crud->unset_delete();
$output = $crud->render();
$this->_example_output($output);
}
