# SQRT

```
SQRT(numExpr)
```

Returns the square root of *numExpr.*

Available in:

| Processors | SQL Studio |
| ---------- | ---------- |
| ✓          | ✓          |

*Sample code:*

```sql
USE `kafka`;
SELECT 
    SQRT(integer), 
    integer 
FROM numbers-data
LIMIT 1;
```

*Output:*

```json
{
  "value": {
    "SQRT": "128.64680330268607",
    "integer": 16550
  }
}
```