# RecommendationTrigger
<a name="API_amazon-q-connect_RecommendationTrigger"></a>

A recommendation trigger provides context on the event that produced the referenced recommendations. Recommendations are only referenced in `recommendationIds` by a single RecommendationTrigger.

## Contents
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 ** data **   <a name="connect-Type-amazon-q-connect_RecommendationTrigger-data"></a>
A union type containing information related to the trigger.  
Type: [RecommendationTriggerData](API_amazon-q-connect_RecommendationTriggerData.md) object  
 **Note: **This object is a Union. Only one member of this object can be specified or returned.  
Required: Yes

 ** id **   <a name="connect-Type-amazon-q-connect_RecommendationTrigger-id"></a>
The identifier of the recommendation trigger.  
Type: String  
Pattern: `[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}`   
Required: Yes

 ** recommendationIds **   <a name="connect-Type-amazon-q-connect_RecommendationTrigger-recommendationIds"></a>
The identifiers of the recommendations.  
Type: Array of strings  
Array Members: Minimum number of 0 items. Maximum number of 25 items.  
Length Constraints: Minimum length of 1. Maximum length of 2048.  
Required: Yes

 ** source **   <a name="connect-Type-amazon-q-connect_RecommendationTrigger-source"></a>
The source of the recommendation trigger.  
+ ISSUE\$1DETECTION: The corresponding recommendations were triggered by a Contact Lens issue.
+ RULE\$1EVALUATION: The corresponding recommendations were triggered by a Contact Lens rule.
Type: String  
Valid Values: `ISSUE_DETECTION | RULE_EVALUATION | OTHER`   
Required: Yes

 ** type **   <a name="connect-Type-amazon-q-connect_RecommendationTrigger-type"></a>
The type of recommendation trigger.  
Type: String  
Valid Values: `QUERY | GENERATIVE`   
Required: Yes

## 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\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/qconnect-2020-10-19/RecommendationTrigger) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/qconnect-2020-10-19/RecommendationTrigger) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/qconnect-2020-10-19/RecommendationTrigger)