public function ConditionAggregate::notExists in Drupal 8
Same name and namespace in other branches
- 9 core/lib/Drupal/Core/Entity/Query/Sql/ConditionAggregate.php \Drupal\Core\Entity\Query\Sql\ConditionAggregate::notExists()
Queries for the nonexistence of a field.
Parameters
string $field:
Return value
ConditionInterface
Overrides ConditionAggregateInterface::notExists
See also
\Drupal\Core\Entity\Query\QueryInterface::notExists()
File
- core/
lib/ Drupal/ Core/ Entity/ Query/ Sql/ ConditionAggregate.php, line 57
Class
- ConditionAggregate
- Defines the aggregate condition for sql based storage.
Namespace
Drupal\Core\Entity\Query\SqlCode
public function notExists($field, $function, $langcode = NULL) {
return $this
->condition($field, $function, NULL, 'IS NULL', $langcode);
}