File
- drupal/core/lib/Drupal/Core/Database/Query/Select.php, line 303
- Definition of Drupal\Core\Database\Query\Select
Class
- Select
- Query builder for SELECT statements.
Namespace
Drupal\Core\Database\Query
Code
public function havingIsNull($field) {
$this->having
->isNull($field);
return $this;
}