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public function SelectExtender::havingIsNull in Zircon Profile 8

Same name and namespace in other branches
  1. 8.0 core/lib/Drupal/Core/Database/Query/SelectExtender.php \Drupal\Core\Database\Query\SelectExtender::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

Overrides SelectInterface::havingIsNull

File

core/lib/Drupal/Core/Database/Query/SelectExtender.php, line 189
Contains \Drupal\Core\Database\Query\SelectExtender.

Class

SelectExtender
The base extender class for Select queries.

Namespace

Drupal\Core\Database\Query

Code

public function havingIsNull($field) {
  $this->query
    ->havingIsNull($field);
  return $this;
}