public function SelectQuery::isNotNull in Drupal 7

Sets a condition that the specified field be NOT NULL.

Parameters

$field: The name of the field to check.

Return value

QueryConditionInterface The called object.

Overrides QueryConditionInterface::isNotNull

File

includes/database/select.inc, line 1058

Class

SelectQuery

Query builder for SELECT statements.

Code

public function isNotNull($field) {
  $this->where
    ->isNotNull($field);
  return $this;
}