anchor.diff:              ", pivot_date_end   = $",integer_to_list(N+11),
               ", pivot_date_start_month_day   = $",integer_to_list(N+12),
               ", pivot_date_end_month_day   = $",integer_to_list(N+13),
  -            " where id = $",integer_to_list(N+14)
  +            ", pivot_title   = $",integer_to_list(N+14),
  +            " where id = $",integer_to_list(N+15)
           ]),
   
       SqlArgs = ArgsD ++ [
  
positive.code:         proplists:get_value(pivot_date_end, PropsPrePivoted),
          proplists:get_value(pivot_date_start_month_day, PropsPrePivoted),
          proplists:get_value(pivot_date_end_month_day, PropsPrePivoted),
          Id
      ],
      z_db:q(Sql, SqlArgs, Context),
  
negative.code:                                     true ->
                                          All
                                  end
                          end, UpdateProps, [date_start, date_end, title]),
  
      {DateStart, DateEnd} = pivot_date(Props),
      PivotTitle = truncate(get_pivot_title(Props), 100),
  