/**
* Set the ORDER BY clause of this query
*
* @see SQLSelect::orderby()
*
* @param String $sort Column to sort on (escaped SQL statement)
* @param String $direction Direction ("ASC" or "DESC", escaped SQL statement)
* @param Boolean $clear Clear existing values
* @return DataQuery
*/
public function sort($sort = null, $direction = null, $clear = true)
{
if ($clear) {
$this->query->setOrderBy($sort, $direction);
} else {
$this->query->addOrderBy($sort, $direction);
}
return $this;
}
