/**
* @param string $sequenceName (optional) The sequence name of the inserted identifier.
* @return int|null The last inserted identifier, or null on error
*/
public function execute($sequenceName = null)
{
$sql = $this->toSQL();
$affected = $this->inner->Cn->exec($sql);
if ($affected === false) {
if ($this->inner->PDOErrorsToQIErrors) {
throw QIError::fromPDO($this->inner->Cn, $sql);
}
return null;
}
return intval($this->inner->Cn->lastInsertId($sequenceName));
}
/**
* @return int The number of affected rows
*/
public function execute()
{
$sql = $this->toSQL();
$affected = $this->inner->Cn->exec($sql);
if ($affected === false) {
if ($this->inner->PDOErrorsToQIErrors) {
throw QIError::fromPDO($this->inner->Cn, $sql);
}
return null;
}
return $affected;
}
