ClickHouse/docs/en/operations/system-tables/numbers_mt.md

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.

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