public function getQuery()
    {
        $sql = $this->prepareSelectString();
        $sql .= $this->prepareJoinString();
        $sql .= $this->prepareWhereString();
        $sql .= $this->prepareGroupByString();
        $sql .= $this->prepareHavingString();
        $sql .= $this->prepareOrderByString();
        $sql .= $this->prepareLimitString();

        return $sql;
    }