NewDiskStorage::getSelectableColumnsForObject

private function getSelectableColumnsForObject()
{
	$fields = [];
	$entity = ObjectTable::getEntity();
	foreach ($entity->getScalarFields() as $field)
	{
		if($field->getColumnName() !== 'SEARCH_INDEX')
		{
			$fields[] = $field->getColumnName();
		}
	}

	return $fields;
}