| public addExpression ( string $name, mixed $expression = null ) : DB_dsql | ||
| $name | string | |
| $expression | mixed | |
| return | DB_dsql | |
public function addExpression($name, $expression = null)
{
/** @type Field_Expression $f */
$f = $this->add('Field_Expression', $name);
return $f->set($expression);
}