public function getAsManualSqlColumn()
    {
        if ($this->strTableName) {
            return $this->strTableName . '.' . $this->strName;
        } else {
            if (($this->objParentNode) && ($this->objParentNode->strTableName)) {
                return $this->objParentNode->strTableName . '.' . $this->strName;
            } else {
                return $this->strName;
            }
        }
    }