1.20.x query.inc | public UpdateQuery::isNull($field) |
Implements QueryConditionInterface::isNull().
Return value
Overrides QueryConditionInterface::isNull
File
- includes/
database/ query.inc, line 1042 - Non-specific Database query code. Used by all engines.
Class
- UpdateQuery
- General class for an abstracted UPDATE operation.
Code
public function isNull($field) {
$this->condition->isNull($field);
return $this;
}