Doctrine\DBAL\Platforms\AbstractPlatform::getNotExpression
Returns the SQL for a logical not.
Example: <code> $q = new Doctrine_Query(); $e = $q->expr; $q->select('*')->from('table') ->where($e->eq('id', $e->not('null')); </code>
Signature
public function getNotExpression(string
$expression )
Parameters
$expression
— string
Returns
- string
- a logical expression