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;
}
}
}