This is the new *Amazon CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [Amazon CloudFormation User Guide](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::QuickSight::DataSet DataSetSemanticMetadata
<a name="aws-properties-quicksight-dataset-datasetsemanticmetadata"></a>

Semantic metadata for a dataset, including a description and custom instructions.

## Syntax
<a name="aws-properties-quicksight-dataset-datasetsemanticmetadata-syntax"></a>

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

### JSON
<a name="aws-properties-quicksight-dataset-datasetsemanticmetadata-syntax.json"></a>

```
{
  "[CustomInstructions](#cfn-quicksight-dataset-datasetsemanticmetadata-custominstructions)" : {{[ CustomInstruction, ... ]}},
  "[Description](#cfn-quicksight-dataset-datasetsemanticmetadata-description)" : {{DataSetSemanticDescription}}
}
```

### YAML
<a name="aws-properties-quicksight-dataset-datasetsemanticmetadata-syntax.yaml"></a>

```
  [CustomInstructions](#cfn-quicksight-dataset-datasetsemanticmetadata-custominstructions): {{
    - CustomInstruction}}
  [Description](#cfn-quicksight-dataset-datasetsemanticmetadata-description): {{
    DataSetSemanticDescription}}
```

## Properties
<a name="aws-properties-quicksight-dataset-datasetsemanticmetadata-properties"></a>

`CustomInstructions`  <a name="cfn-quicksight-dataset-datasetsemanticmetadata-custominstructions"></a>
A list of custom instructions that guide how the dataset should be consumed.  
*Required*: No  
*Type*: Array of [CustomInstruction](aws-properties-quicksight-dataset-custominstruction.md)  
*Minimum*: `1`  
*Maximum*: `2`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Description`  <a name="cfn-quicksight-dataset-datasetsemanticmetadata-description"></a>
A description of the dataset.  
*Required*: No  
*Type*: [DataSetSemanticDescription](aws-properties-quicksight-dataset-datasetsemanticdescription.md)  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)