Method check_all_placeholders_set

sql/sql_prepare.cc:297–308

  }

  bool check_all_placeholders_set() const
  {
    for (uint i= 0; i < param_count; i++)
    {
      if (param_array[i]->type() == Item_param::PARAM_ITEM)
      {
        my_error(ER_WRONG_ARGUMENTS, MYF(0), "OPEN");
        return true;
      }
    }
    return false;
  }

private:
  /**