public function start_fancy_stuff(): self
  {
    $this->setAttribute(\PDO::ATTR_STATEMENT_CLASS, [db\query::class, [$this]]);
    $this->fancy = 1;
    return $this;
  }
public function start_fancy_stuff(): self
  {
    $this->setAttribute(\PDO::ATTR_STATEMENT_CLASS, [db\query::class, [$this]]);
    $this->fancy = 1;
    return $this;
  }
public function start_fancy_stuff ( ) : self { $ this -> setAttribute ( \ PDO :: ATTR_STATEMENT_CLASS , [ db \ query :: class , [ $ this ] ] ) ; $ this -> fancy = 1 ; return $ this ; }
Starts fancy stuff.

```php
$db->start_fancy_stuff();
// (void)
```
@return db
Starts fancy stuff .