public function setAI($arg) {
        $this->aiBegin = max($this->aiBegin, intval($arg));
        return $this;
    }
public function setAI($arg) {
        $this->aiBegin = max($this->aiBegin, intval($arg));
        return $this;
    }
public function setAI ( $ arg ) { $ this -> aiBegin = max ( $ this -> aiBegin , intval ( $ arg ) ) ; return $ this ; }
SET AUTO_INCREMENT BEGIN
@param string $arg
@return $this
SET AUTO_INCREMENT BEGIN