# `BOOL_OR`

**Applies to:** ✅ Data 360 SQL ✅ Tableau Hyper API

Returns true if at least one input value is true; otherwise returns false.

## Syntax

```sql
bool_or(<expression>)
```

## Arguments

### Required

- `<expression>`: An expression of type `boolean`.

## Returns

Returns a `boolean` value. Returns NULL if no rows are selected.

## Considerations

- NULL values are ignored in the calculation.

## Examples

### Check Any True

Check if any order has an issue.

```sql
SELECT bool_or(has_issue) AS any_issues
FROM orders
WHERE order_date = '2024-01-15';
```

### Check by Group

Find groups with at least one matching condition.

```sql
SELECT category, bool_or(is_featured) AS has_featured_item
FROM products
GROUP BY category;
```

## Related Documentation

- [BOOL_AND](/docs/data/data-cloud-query-guide/references/dc-sql-reference/bool-and.md)
- [Aggregate Functions](/docs/data/data-cloud-query-guide/references/dc-sql-reference/aggregate.md)