public Select::groupBy($field)
Groups the result set by the specified field.
$field: The field on which to group. This should be the field as aliased.
\Drupal\Core\Database\Query\SelectInterface The called object.
Overrides SelectInterface::groupBy
public function groupBy($field) { $this->group[$field] = $field; return $this; }
© 2001–2016 by the original authors
Licensed under the GNU General Public License, version 2 and later.
Drupal is a registered trademark of Dries Buytaert.
https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Database!Query!Select.php/function/Select::groupBy/8.1.x