SelectInterface::havingIsNull
public function SelectInterface::havingIsNull
public SelectInterface::havingIsNull($field)
Sets a condition in the HAVING clause that the specified field be NULL.
Parameters
$field: The name of the field to check.
Return value
$this
File
- core/lib/Drupal/Core/Database/Query/SelectInterface.php, line 589
Class
- SelectInterface
- Interface definition for a Select Query object.