clickhouseOutput totals together with resulting table

Usage example

SELECT count(*), date FROM tbl GROUP BY date WITH TOTALS;

output

┌─count()─┬───────date─┐
│       1 │ 2022-01-07 │
│       1 │ 2022-01-10 │
│       2 │ 2022-01-11 │
│       1 │ 2022-01-12 │
└─────────┴────────────┘

Totals:
┌─count()─┬───────date─┐
│       5 │ 1970-01-01 │
└─────────┴────────────┘