This preview documentation is deprecated as of October 27, 2023. For GA documentation, go to the Vertex AI Search documentation.

Changes in GA:

Name: Discovery for Media is renamed to Vertex AI Search for media. Vertex AI Search includes media recommendations and media search.
Google Cloud Console page: Use the Agent Builder page in the console. The Discovery Engine console page is deprecated.
API reference: Continue to use the discoveryengine.googleapis.com service. The API remains the same but the documentation has moved. Go to the up-to-date, GA version of the Discovery Engine API reference in the Vertex AI Search documentation.
All changes: To see what else changed between preview and GA, see Switch from Discovery for Media to media recommendations in the Vertex AI Search documentation.

Method: projects.locations.collections.dataStores.branches.documents.list

HTTP request
Path parameters
Query parameters
Request body
Response body
Authorization scopes
IAM Permissions
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Gets a list of Documents.

HTTP request

GET https://discoveryengine.googleapis.com/v1alpha/{parent=projects/*/locations/*/collections/*/dataStores/*/branches/*}/documents

The URL uses gRPC Transcoding syntax.

Path parameters

Parameters

Parameters
`parent`	`string` Required. The parent branch resource name, such as `projects/{project}/locations/{location}/collections/{collection}/dataStores/{dataStore}/branches/{branch}`. Use `default_branch` as the branch ID, to list documents under the default branch. If the caller does not have permission to list `Document`s under this branch, regardless of whether or not this branch exists, a `PERMISSION_DENIED` error is returned.

parent

string

Required. The parent branch resource name, such as projects/{project}/locations/{location}/collections/{collection}/dataStores/{dataStore}/branches/{branch}. Use default_branch as the branch ID, to list documents under the default branch.

If the caller does not have permission to list Documents under this branch, regardless of whether or not this branch exists, a PERMISSION_DENIED error is returned.

Query parameters

Parameters

Parameters
`pageSize`	`integer` Maximum number of `Document`s to return. If unspecified, defaults to 100. The maximum allowed value is 1000. Values above 1000 will be coerced to 1000. If this field is negative, an `INVALID_ARGUMENT` error is returned.
`pageToken`	`string` A page token `ListDocumentsResponse.next_page_token`, received from a previous `DocumentService.ListDocuments` call. Provide this to retrieve the subsequent page. When paginating, all other parameters provided to `DocumentService.ListDocuments` must match the call that provided the page token. Otherwise, an `INVALID_ARGUMENT` error is returned.

pageSize

integer

Maximum number of Documents to return. If unspecified, defaults to 100. The maximum allowed value is 1000. Values above 1000 will be coerced to 1000.

If this field is negative, an INVALID_ARGUMENT error is returned.

pageToken

string

A page token ListDocumentsResponse.next_page_token, received from a previous DocumentService.ListDocuments call. Provide this to retrieve the subsequent page.

When paginating, all other parameters provided to DocumentService.ListDocuments must match the call that provided the page token. Otherwise, an INVALID_ARGUMENT error is returned.

Request body

The request body must be empty.

Response body

If successful, the response body contains an instance of ListDocumentsResponse.

Authorization scopes

Requires the following OAuth scope:

https://www.googleapis.com/auth/cloud-platform

For more information, see the Authentication Overview.

IAM Permissions

Requires the following IAM permission on the parent resource:

discoveryengine.documents.list

For more information, see the IAM documentation.