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> Use this file to discover all available pages before exploring further.

> System table containing a single UInt64 column named `number` that contains almost all the natural numbers starting from zero.

# system.numbers

<h2 id="description">
  Description
</h2>

This table contains a single UInt64 column named `number` that contains almost all the natural numbers starting from zero.

You can use this table for tests, or if you need to do a brute force search.

Reads from this table are not parallelized.

<h2 id="columns">
  Columns
</h2>

{/*AUTOGENERATED_END*/}

<h2 id="example">
  Example
</h2>

```sql theme={null}
SELECT * FROM system.numbers LIMIT 10;
```

```response theme={null}
┌─number─┐
│      0 │
│      1 │
│      2 │
│      3 │
│      4 │
│      5 │
│      6 │
│      7 │
│      8 │
│      9 │
└────────┘

10 rows in set. Elapsed: 0.001 sec.
```

You can also limit the output by predicates.

```sql theme={null}
SELECT * FROM system.numbers WHERE number < 10;
```

```response theme={null}
┌─number─┐
│      0 │
│      1 │
│      2 │
│      3 │
│      4 │
│      5 │
│      6 │
│      7 │
│      8 │
│      9 │
└────────┘

10 rows in set. Elapsed: 0.001 sec.
```