function QueryAggregateInterface::groupBy

Specifies the field to group on.

Parameters

string $field: The name of the field to group by.

Return value

$this The called object.

File

core/lib/Drupal/Core/Entity/Query/QueryAggregateInterface.php, line 40

Class

QueryAggregateInterface

Defines an interface for aggregated entity queries.

Namespace

Drupal\Core\Entity\Query

Code

public function groupBy($field);