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> Reference material for ARRAY_MAX function

# ARRAY_MAX

Returns the maximum element in an array.

## Syntax

```sql theme={"theme":{"light":"github-light","dark":"github-dark"}}
ARRAY_MAX(<array>)
```

## Parameters

| Parameter | Description                                  | Supported input types |
| :-------- | :------------------------------------------- | :-------------------- |
| `<array>` | The array or array-type column to be checked | `ARRAY`               |

## Return Type

Same as the element type of the array.

## Example

The following example calculates the maximum number in the `levels` array:

```sql theme={"theme":{"light":"github-light","dark":"github-dark"}}
SELECT
	ARRAY_MAX([ 1, 2, 3, 4 ]) AS levels;
```

**Returns**: `4`