code: public function andHaving(string $expression, ...$args): self
  	{
  		$this->dirty();
  		$this->having = $this->having ? '(' . $this->having . ') AND (' . $expression . ')' : $expression;
  		$this->pushArgs('having', $args);
  		return $this;
  	}
docs: Adds expression with AND to HAVING clause.