public function DatabaseCondition::isNull

Implements QueryConditionInterface::isNull().

Overrides QueryConditionInterface::isNull

Archivo

drupal-7.x/includes/database/query.inc, line 1758

Non-specific Database query code. Used by all engines.

Class

DatabaseCondition

Generic class for a series of conditions in a query.

Código

public function isNull($field) {
  return $this->condition($field);
}