# AwsCommunity::DynamoDB::Item Key

## Syntax

To declare this entity in your AWS CloudFormation template, use the following syntax:

### JSON

<pre>
{
    "<a href="#attributename" title="AttributeName">AttributeName</a>" : <i>String</i>,
    "<a href="#attributetype" title="AttributeType">AttributeType</a>" : <i>String</i>,
    "<a href="#attributevalue" title="AttributeValue">AttributeValue</a>" : <i><a href="attributevalue.md">AttributeValue</a></i>
}
</pre>

### YAML

<pre>
<a href="#attributename" title="AttributeName">AttributeName</a>: <i>String</i>
<a href="#attributetype" title="AttributeType">AttributeType</a>: <i>String</i>
<a href="#attributevalue" title="AttributeValue">AttributeValue</a>: <i><a href="attributevalue.md">AttributeValue</a></i>
</pre>

## Properties

#### AttributeName

_Required_: Yes

_Type_: String

_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

#### AttributeType

_Required_: Yes

_Type_: String

_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

#### AttributeValue

_Required_: Yes

_Type_: <a href="attributevalue.md">AttributeValue</a>

_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)