numbers_mt
The same as system.numbers but reads are parallelized. The numbers can be returned in any order.
Used for tests.
Example
:) SELECT * FROM system.numbers_mt LIMIT 10;
┌─number─┐
│ 0 │
│ 1 │
│ 2 │
│ 3 │
│ 4 │
│ 5 │
│ 6 │
│ 7 │
│ 8 │
│ 9 │
└────────┘
10 rows in set. Elapsed: 0.001 sec.