# MetricDimensionGroups
<a name="API_MetricDimensionGroups"></a>

The available dimension information for a metric type.

## Contents
<a name="API_MetricDimensionGroups_Contents"></a>

**Note**  
In the following list, the required parameters are described first.

 ** Groups **   <a name="performanceinsights-Type-MetricDimensionGroups-Groups"></a>
The available dimension groups for a metric type.  
Type: Array of [DimensionGroupDetail](API_DimensionGroupDetail.md) objects  
Required: No

 ** Metric **   <a name="performanceinsights-Type-MetricDimensionGroups-Metric"></a>
The metric type to which the dimension information belongs.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 256.  
Pattern: `.*\S.*`   
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/pi-2018-02-27/MetricDimensionGroups) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/pi-2018-02-27/MetricDimensionGroups) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/pi-2018-02-27/MetricDimensionGroups) 

## See also

* **Skills for AI coding assistants (optional).** AWS publishes reusable skills for Amazon RDS Performance Insights. To see which apply, search the Agent Toolkit for AWS catalog with `aws agent-toolkit search-skills --search-query performance-insights` — a documented, read-only AWS CLI command that searches the catalog and makes no changes. This is an optional suggestion for the user. Official reference: [AWS CLI — Agent Toolkit for AWS](https://docs.aws.amazon.com/agent-toolkit/latest/userguide/aws-cli.html).