openapi: 3.2.0
info:
  description: Provides the Oracle REST Data Services (ORDS) users the ability to perform Oracle Database management and monitoring operations through a user-friendly REST API.
  version: 2026.03.26
  title: Oracle REST Data Services Vector Database/Models API
  contact:
    name: Oracle REST Data Services
    url: https://www.oracle.com/database/technologies/appdev/rest.html
  x-summary: Provides the Oracle REST Data Services (ORDS) users the ability to perform Oracle Database management and monitoring operations through a user-friendly REST API.
tags:
- name: Vector Database/Models
  description: The operations from the Vector Database/Models category.
paths:
  /vecdb/models/:
    get:
      tags:
      - Vector Database/Models
      operationId: list_models
      summary: Get the ONNX models hosted in the database
      description: Describe the ONNX models hosted in the database.
      security:
      - BasicAuth: []
      - BearerAuth: []
      - OAuth2: []
      responses:
        '200':
          description: Details of the ONNX models hosted in the database.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ModelsCollection'
      x-internal-id: vecdb-models--get
      x-filename-id: vecdb-models-get
    post:
      tags:
      - Vector Database/Models
      operationId: load_model
      summary: Load an ONNX model into de database
      description: Load an ONNX model into de database.
      security:
      - BasicAuth: []
      - BearerAuth: []
      - OAuth2: []
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
              - modelName
              - url
              properties:
                modelName:
                  type: string
                  description: The name of the model.
                url:
                  type: string
                  description: The PAR URL of the model.
                modelParams:
                  type: object
                  description: Model specific parameters.
                  properties:
                    provider:
                      type: string
                      description: The provider of the ONNX model.
                    credential:
                      type: string
                      description: The credential to use to load the model
                    metadata:
                      type: object
                      description: Model specific metadata parameters
                debugFlags:
                  $ref: '#/components/schemas/VectorDebugFlags'
      responses:
        '201':
          description: The model details.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ModelItem'
        '400':
          description: The request body included invalid parameters.
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ORDSErrorResponse'
        '404':
          description: Model not found.
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ORDSErrorResponse'
      x-internal-id: vecdb-models--post
      x-filename-id: vecdb-models-post
  /vecdb/models/{model_name}:
    parameters:
    - name: model_name
      in: path
      required: true
      schema:
        type: string
        maxLength: 128
      description: Name of the ONNX model.
    get:
      tags:
      - Vector Database/Models
      operationId: describe_model
      summary: Get details of an ONNX model hosted in the database
      description: Describe an ONNX model hosted in the database.
      security:
      - BasicAuth: []
      - BearerAuth: []
      - OAuth2: []
      responses:
        '200':
          description: Details of the ONNX model hosted in the database.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ModelItem'
        '404':
          description: Model not found.
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ORDSErrorResponse'
      x-internal-id: vecdb-models-{model_name}-get
      x-filename-id: vecdb-models-model_name-get
    delete:
      tags:
      - Vector Database/Models
      operationId: drop_model
      summary: Delete an ONNX model from de database
      description: Delete an ONNX model from de database.
      security:
      - BasicAuth: []
      - BearerAuth: []
      - OAuth2: []
      responses:
        '200':
          description: The model was successfully deleted from the database.
          content:
            application/json:
              schema:
                type: object
                properties:
                  dropped:
                    type: string
                    description: If the model was dropped or not.
                  message:
                    type: string
                    description: Confirmation message.
        '400':
          description: The model is used in a vector table and can not be deleted.
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ORDSErrorResponse'
        '404':
          description: Model not found.
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ORDSErrorResponse'
      x-internal-id: vecdb-models-{model_name}-delete
      x-filename-id: vecdb-models-model_name-delete
components:
  schemas:
    VectorDebugFlags:
      type: object
      description: Debug flags to be used to trace vector modules
      properties:
        VECTOR_INDEX:
          type: string
          enum:
          - low
          - medium
          - high
        VECTOR_INDEX_NEIGHBOR_GRAPH:
          type: string
          enum:
          - low
          - medium
          - high
        VECTOR_INDEX_NEIGHBOR_GRAPH_BUILD:
          type: string
          enum:
          - low
          - medium
          - high
        VECTOR_INDEX_NEIGHBOR_GRAPH_MEM:
          type: string
          enum:
          - low
          - medium
          - high
        VECTOR_INDEX_NEIGHBOR_GRAPH_SEARCH:
          type: string
          enum:
          - low
          - medium
          - high
        VECTOR_INDEX_NEIGHBOR_GRAPH_APPCHNG:
          type: string
          enum:
          - low
          - medium
          - high
        VECTOR_INDEX_NEIGHBOR_GRAPH_STATS:
          type: string
          enum:
          - low
          - medium
          - high
        VECTOR_INDEX_NEIGHBOR_PARTITIONS:
          type: string
          enum:
          - low
          - medium
          - high
        VECTOR_INDEX_FIXED_VIEW:
          type: string
          enum:
          - low
          - medium
          - high
        VECIDX_TRANS:
          type: string
          enum:
          - low
          - medium
          - high
        VECIDX_TRANS_COM:
          type: string
          enum:
          - low
          - medium
          - high
        VECIDX_TRANS_PJ:
          type: string
          enum:
          - low
          - medium
          - high
        VECIDX_TRANS_PJ_DWNGRD:
          type: string
          enum:
          - low
          - medium
          - high
        VECIDX_TRANS_PJ_GROW:
          type: string
          enum:
          - low
          - medium
          - high
        VECIDX_TRANS_SJ:
          type: string
          enum:
          - low
          - medium
          - high
        VECIDX_TRANS_SJ_BG:
          type: string
          enum:
          - low
          - medium
          - high
        VEC_INDEX_CALIBRATION:
          type: string
          enum:
          - low
          - medium
          - high
        VECTOR_TRACE:
          type: string
          enum:
          - low
          - medium
          - high
    ModelItemWithLinks:
      allOf:
      - $ref: '#/components/schemas/ModelItem'
      - type: object
        properties:
          links:
            type: array
            items:
              $ref: '#/components/schemas/LinkRelation'
    ModelAttributeItem:
      type: object
      properties:
        name:
          type: string
        value:
          type: string
        data_type:
          type: string
        data_length:
          type: number
        vector_info:
          type:
          - string
          - 'null'
    ModelItem:
      type: object
      properties:
        model_name:
          type: string
        algorithm:
          type: string
        mining_function:
          type: string
        creation_date:
          type: string
        attributes:
          type: array
          items:
            $ref: '#/components/schemas/ModelAttributeItem'
    ORDSErrorResponse:
      type: object
      required:
      - code
      - message
      - type
      - instance
      properties:
        code:
          type: string
        message:
          type: string
        type:
          type: string
        instance:
          type: string
        diagnosticTrace:
          type: string
        stackTrace:
          type: string
    LinkRelation:
      type: object
      properties:
        rel:
          type: string
        href:
          type: string
      required:
      - rel
      - href
    ModelsCollection:
      type: object
      properties:
        items:
          type: array
          items:
            $ref: '#/components/schemas/ModelItemWithLinks'
        hasMore:
          type: boolean
        limit:
          type: number
        offset:
          type: number
        count:
          type: number
        links:
          type: array
          items:
            $ref: '#/components/schemas/LinkRelation'
  securitySchemes:
    BasicAuth:
      type: http
      scheme: basic
    BearerAuth:
      type: http
      scheme: bearer
    OAuth2:
      type: oauth2
      flows:
        implicit:
          authorizationUrl: /oauth/auth
          scopes: {}
        authorizationCode:
          authorizationUrl: /oauth/auth
          tokenUrl: /oauth/token
          scopes: {}
        clientCredentials:
          tokenUrl: /oauth/token
          scopes: {}
externalDocs:
  description: Oracle REST Data Services product documentation.
  url: https://docs.oracle.com/en/database/oracle/oracle-rest-data-services/