function SelectInterface::havingIsNull

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

2 methods override SelectInterface::havingIsNull()

Select::havingIsNull in core/lib/Drupal/Core/Database/Query/Select.php: Sets a condition in the HAVING clause that the specified field be NULL.
SelectExtender::havingIsNull in core/lib/Drupal/Core/Database/Query/SelectExtender.php: Sets a condition in the HAVING clause that the specified field be NULL.

File

core/lib/Drupal/Core/Database/Query/SelectInterface.php, line 577

Class

SelectInterface: Interface definition for a Select Query object.

Namespace

Drupal\Core\Database\Query

Code

public function havingIsNull($field);