XBase\Table::addColumn PHP Method

    public function addColumn($column)
    {
        $name = $nameBase = $column->getName();
        $index = 0;
        while (isset($this->columns[$name])) {
            $name = $nameBase . ++$index;
        }
        $column->name = $name;
        $this->columns[$name] = $column;
    }