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
$this
File
- core/lib/Drupal/Core/Database/Query/SelectInterface.php, line 595
Class
- SelectInterface
- Interface definition for a Select Query object.
Namespace
Drupal\Core\Database\Query
Code
public function havingIsNull($field);
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