Request Syntax Request Parameters Response Syntax Response Elements Errors See Also

DescribeIndex

Gets information about 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 identifier of the index you want to get information on.

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,
            "Sortable": 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,
   "UserContextPolicy": "string",
   "UserGroupResolutionConfiguration": { 
      "UserGroupResolutionMode": "string"
   },
   "UserTokenConfigurations": [ 
      { 
         "JsonTokenTypeConfiguration": { 
            "GroupAttributeField": "string",
            "UserNameAttributeField": "string"
         },
         "JwtTokenTypeConfiguration": { 
            "ClaimRegex": "string",
            "GroupAttributeField": "string",
            "Issuer": "string",
            "KeyLocation": "string",
            "SecretManagerArn": "string",
            "URL": "string",
            "UserNameAttributeField": "string"
         }
      }
   ]
}

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 Edition 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 query or document storage capacity of zero indicates that the index is using the default capacity. For more information on the default capacity for an index and adjusting this, see Adjusting capacity.

Type: CapacityUnitsConfiguration object

CreatedAt

The Unix datetime that the index was created.

Type: Timestamp

Description

The description for the index.

Type: String

Length Constraints: Minimum length of 0. Maximum length of 1000.

Pattern: ^\P{C}*$

DocumentMetadataConfigurations

Configuration information for document metadata or fields. Document metadata are fields or attributes associated with your documents. For example, the company department name associated with each document.

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 the Status 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 identifier 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 0. 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 KMScustomer master key (CMK) that is 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

UserContextPolicy

The user context policy for the Amazon Kendra index.

Type: String

Valid Values: ATTRIBUTE_FILTER | USER_TOKEN

UserGroupResolutionConfiguration

Whether you have enabled the configuration for fetching access levels of groups and users from an AWS IAM Identity Center (successor to AWS Single Sign-On) identity source.

Type: UserGroupResolutionConfiguration object

UserTokenConfigurations

The user token configuration for the Amazon Kendra index.

Type: Array of UserTokenConfiguration objects

Array Members: Maximum number of 1 item.

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