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::Glue::SchemaVersionMetadata
<a name="aws-resource-glue-schemaversionmetadata"></a>

The `AWS::Glue::SchemaVersionMetadata` is an Amazon Glue resource type that defines the metadata key-value pairs for a schema version in Amazon Glue Schema Registry.

## Syntax
<a name="aws-resource-glue-schemaversionmetadata-syntax"></a>

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

### JSON
<a name="aws-resource-glue-schemaversionmetadata-syntax.json"></a>

```
{
  "Type" : "AWS::Glue::SchemaVersionMetadata",
  "Properties" : {
      "[Key](#cfn-glue-schemaversionmetadata-key)" : {{String}},
      "[SchemaVersionId](#cfn-glue-schemaversionmetadata-schemaversionid)" : {{String}},
      "[Value](#cfn-glue-schemaversionmetadata-value)" : {{String}}
    }
}
```

### YAML
<a name="aws-resource-glue-schemaversionmetadata-syntax.yaml"></a>

```
Type: AWS::Glue::SchemaVersionMetadata
Properties:
  [Key](#cfn-glue-schemaversionmetadata-key): {{String}}
  [SchemaVersionId](#cfn-glue-schemaversionmetadata-schemaversionid): {{String}}
  [Value](#cfn-glue-schemaversionmetadata-value): {{String}}
```

## Properties
<a name="aws-resource-glue-schemaversionmetadata-properties"></a>

`Key`  <a name="cfn-glue-schemaversionmetadata-key"></a>
A metadata key in a key-value pair for metadata.  
*Required*: Yes  
*Type*: String  
*Minimum*: `1`  
*Maximum*: `128`  
*Update requires*: [Replacement](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)

`SchemaVersionId`  <a name="cfn-glue-schemaversionmetadata-schemaversionid"></a>
The version number of the schema.  
*Required*: Yes  
*Type*: String  
*Pattern*: `[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}`  
*Update requires*: [Replacement](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)

`Value`  <a name="cfn-glue-schemaversionmetadata-value"></a>
A metadata key's corresponding value.  
*Required*: Yes  
*Type*: String  
*Minimum*: `1`  
*Maximum*: `256`  
*Update requires*: [Replacement](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-replacement)

## Return values
<a name="aws-resource-glue-schemaversionmetadata-return-values"></a>

### Ref
<a name="aws-resource-glue-schemaversionmetadata-return-values-ref"></a>