Condition::notExists

public Condition::notExists($field, $langcode = NULL)

Queries for the existence of a field.

Parameters

string $field:

Return value

ConditionInterface;

Overrides ConditionInterface::notExists

See also

\Drupal\Core\Entity\Query\QueryInterface::notexists()

File

core/lib/Drupal/Core/Entity/Query/Sql/Condition.php, line 69

Class

Condition

Implements entity query conditions for SQL databases.

Namespace

Drupal\Core\Entity\Query\Sql

Code

public function notExists($field, $langcode = NULL) {
  return $this->condition($field, NULL, 'IS NULL', $langcode);
}