NilPortugues\Sql\QueryBuilder\Manipulation\Select::getAllHavings PHP Method

    public function getAllHavings()
    {
        return $this->getAllOperation($this->having, 'getAllHavings');
    }

 /**
  * @param Select $select
  * @param array  $parts
  *
  * @return $this
  */
 public function writeSelectHaving(Select $select, array &$parts)
 {
     $str = '';
     $havingArray = $select->getAllHavings();
     if (\count($havingArray) > 0) {
         $placeholder = $this->placeholderWriter;
         $writer = $this->writer;
         $str = 'HAVING ';
         $separator = ' ' . $select->getHavingOperator() . ' ';
         $havingArray = $this->getHavingConditions($havingArray, $select, $writer, $placeholder);
         $str .= \implode($separator, $havingArray);
     }
     $parts = \array_merge($parts, [$str]);
     return $this;
 }