# UNCAPITALIZE

```
UNCAPITALIZE(expr)
```

Change the first letter of each word in the expression to lowercase.

Available in:

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

*Sample code:*

```sql
USE `kafka`;
SELECT 
    UNCAPITALIZE(first_name), 
    first_name 
FROM users-topic
LIMIT 1;
```

*Output:*

```json
{
  "value": {
    "UNCAPITALIZE": "jose",
    "first_name": "Jose"
  }
}
```