Request Syntax Request Parameters Response Syntax Response Elements Errors See Also

DescribeIndex

Describes an existing Amazon Kendra index

Request Syntax


{
   "Id": "string"
}

Request Parameters

For information about the parameters that are common to all actions, see Common Parameters.

The request accepts the following data in JSON format.

Id

The name of the index to describe.

Type: String

Length Constraints: Fixed length of 36.

Pattern: [a-zA-Z0-9][a-zA-Z0-9-]*

Required: Yes

Response Syntax


{
   "CapacityUnits": { 
      "QueryCapacityUnits": number,
      "StorageCapacityUnits": number
   },
   "CreatedAt": number,
   "Description": "string",
   "DocumentMetadataConfigurations": [ 
      { 
         "Name": "string",
         "Relevance": { 
            "Duration": "string",
            "Freshness": boolean,
            "Importance": number,
            "RankOrder": "string",
            "ValueImportanceMap": { 
               "string" : number 
            }
         },
         "Search": { 
            "Displayable": boolean,
            "Facetable": boolean,
            "Searchable": boolean
         },
         "Type": "string"
      }
   ],
   "Edition": "string",
   "ErrorMessage": "string",
   "Id": "string",
   "IndexStatistics": { 
      "FaqStatistics": { 
         "IndexedQuestionAnswersCount": number
      },
      "TextDocumentStatistics": { 
         "IndexedTextBytes": number,
         "IndexedTextDocumentsCount": number
      }
   },
   "Name": "string",
   "RoleArn": "string",
   "ServerSideEncryptionConfiguration": { 
      "KmsKeyId": "string"
   },
   "Status": "string",
   "UpdatedAt": number
}

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

CapacityUnits

For enterprise edtion indexes, you can choose to use additional capacity to meet the needs of your application. This contains the capacity units used for the index. A 0 for the query capacity or the storage capacity indicates that the index is using the default capacity for the index.

Type: CapacityUnitsConfiguration object

CreatedAt

The Unix datetime that the index was created.

Type: Timestamp

Description

The description of the index.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 1000.

Pattern: ^\P{C}*$

DocumentMetadataConfigurations

Configuration settings for any metadata applied to the documents in the index.

Type: Array of DocumentMetadataConfiguration objects

Array Members: Minimum number of 0 items. Maximum number of 500 items.

Edition

The Amazon Kendra edition used for the index. You decide the edition when you create the index.

Type: String

Valid Values: DEVELOPER_EDITION | ENTERPRISE_EDITION

ErrorMessage

When th eStatus field value is FAILED, the ErrorMessage field contains a message that explains why.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 2048.

Pattern: ^\P{C}*$

Id

the name of the index.

Type: String

Length Constraints: Fixed length of 36.

Pattern: [a-zA-Z0-9][a-zA-Z0-9-]*

IndexStatistics

Provides information about the number of FAQ questions and answers and the number of text documents indexed.

Type: IndexStatistics object

Name

The name of the index.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 1000.

Pattern: [a-zA-Z0-9][a-zA-Z0-9_-]*

RoleArn

The Amazon Resource Name (ARN) of the IAM role that gives Amazon Kendra permission to write to your Amazon Cloudwatch logs.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 1284.

Pattern: arn:[a-z0-9-\.]{1,63}:[a-z0-9-\.]{0,63}:[a-z0-9-\.]{0,63}:[a-z0-9-\.]{0,63}:[^/].{0,1023}

ServerSideEncryptionConfiguration

The identifier of the AWS KMS customer master key (CMK) used to encrypt your data. Amazon Kendra doesn't support asymmetric CMKs.

Type: ServerSideEncryptionConfiguration object

Status

The current status of the index. When the value is ACTIVE, the index is ready for use. If the Status field value is FAILED, the ErrorMessage field contains a message that explains why.

Type: String

UpdatedAt

The Unix datetime that the index was last updated.

Type: Timestamp

Errors

For information about the errors that are common to all actions, see Common Errors.

AccessDeniedException: HTTP Status Code: 400
InternalServerException: HTTP Status Code: 500
ResourceNotFoundException: HTTP Status Code: 400
ThrottlingException: HTTP Status Code: 400
ValidationException: HTTP Status Code: 400