/**
* Append a GROUP BY clause to this query.
*
* @param string $groupby Escaped SQL statement
* @return $this
*/
public function groupby($groupby)
{
$this->query->addGroupBy($groupby);
return $this;
}
/**
* Append a GROUP BY clause to this query.
*
* @param string $groupby Escaped SQL statement
* @return $this
*/
public function groupby($groupby)
{
$this->query->addGroupBy($groupby);
return $this;
}