Cognite Relationships API
The relationships resource type represents connections between resource objects in CDF. Relationships allow you to organize assets in other structures in addition to the standard hierarchical asset structure.Each relationship is between a source and a target object and is defined by a relationship type and the external IDs and resource types of the source and target objects. Optionally, a relationship can be time-constrained with a start and end time.To define and manage the available relationship types, use the labels resource type.The externalId field uniquely identifies each relationship.
Cognite Relationships API is one of 90 APIs that Cognite publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Relationships. The published artifact set on APIs.io includes an OpenAPI specification.
This API exposes 6 operations across 5 paths, and defines 115 schemas. It is described by OpenAPI 3.2.0, at version v1.
Requests are made against a single base URL, https://{cluster}.cognitedata.com/api/v1/projects/{project}.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 5
Cognite Relationships API declares
5 security schemes
for authenticating requests.
It accepts HTTP bearer tokens (OpenID Connect or OAuth2 token) (oidc-token).
It supports OAuth 2.0 (oauth2-client-credentials) using the clientCredentials flow, exposing 1 scope.
It supports OAuth 2.0 (oauth2-auth-code) using the authorizationCode flow, exposing 1 scope.
It supports OAuth 2.0 (oauth2-open-industrial-data) using the clientCredentials flow, exposing 1 scope.
It supports OpenID Connect (org-oidc-token) discovered at https://auth.cognite.com/.well-known/openid-configuration.
By default, every request must be authenticated.
oidc-token— Access token issued by the CDF project's configured identity provider. Access token must be an OpenID Connect token, and the project must be configured to acce…oauth2-client-credentials— Access token issued by the CDF project's configured identity provider. Access token must be an OpenID Connect token, and the project must be configured to acce…oauth2-auth-code— Access token issued by the CDF project's configured identity provider. Access token must be an OpenID Connect token, and the project must be configured to acce…oauth2-open-industrial-data— Auth flow for Open Industrial Data. Get your client secret from https://hub.cognite.com/open-industrial-data-211.org-oidc-token— Access token issued by the Cognite authorization server, and valid for the target organization. The token must be an OpenID Connect token, and it can be obtain…
Paths & Operations 6
Across 5 paths, the API surfaces 6 operations — 1 GET, 5 POST. Each is listed below with its method, path, parameters, and response codes.
The relationships resource type represents connections between resource objects in CDF. Relationships allow you to organize assets in other structures in addition to the standard…
Schemas 115
The contract defines 115 schemas that model the data the API accepts and returns. The most detailed are GetTimeSeriesMetadataDTO (16 properties), ExternalFilesMetadata (13 properties), advancedListFilter (13 properties), relationship (10 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from Cognite 12
Other APIs Cognite publishes across the network.
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