openapi: 3.0.3
info:
  title: Teradata Query Service API Info Sessions API
  description: REST API for executing SQL queries against Teradata Vantage systems. Provides HTTP-based access to run queries, retrieve results, and manage sessions for application integration.
  version: '1.0'
  contact:
    name: Teradata
    url: https://www.teradata.com
  x-generated-from: documentation
  x-last-validated: '2026-04-18'
servers:
- url: https://vantage.teradata.com/api/query/v1
  description: Teradata Query Service endpoint
security:
- BasicAuth: []
tags:
- name: Sessions
paths:
  /sessions:
    post:
      operationId: createSession
      summary: Teradata Create Session
      description: Create a new query session on a Vantage system.
      tags:
      - Sessions
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SessionRequest'
            examples:
              CreateSessionRequestExample:
                summary: Default createSession request
                x-microcks-default: true
                value:
                  system: vantage-prod
                  username: app_user
                  database: analytics_db
      responses:
        '201':
          description: Session created successfully.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Session'
              examples:
                CreateSession201Example:
                  summary: Default createSession 201 response
                  x-microcks-default: true
                  value:
                    sessionId: sess-a1b2c3d4
                    system: vantage-prod
                    database: analytics_db
                    status: active
                    createdAt: '2026-04-18T10:00:00Z'
        '400':
          description: Invalid session request.
        '401':
          description: Authentication failed.
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /sessions/{sessionId}:
    get:
      operationId: getSession
      summary: Teradata Get Session
      description: Retrieve details about a specific query session.
      tags:
      - Sessions
      parameters:
      - name: sessionId
        in: path
        required: true
        description: Session identifier.
        schema:
          type: string
        example: sess-a1b2c3d4
      responses:
        '200':
          description: Session details retrieved successfully.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Session'
        '404':
          description: Session not found.
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    delete:
      operationId: deleteSession
      summary: Teradata Delete Session
      description: Close and delete a query session.
      tags:
      - Sessions
      parameters:
      - name: sessionId
        in: path
        required: true
        description: Session identifier.
        schema:
          type: string
        example: sess-a1b2c3d4
      responses:
        '204':
          description: Session deleted successfully.
        '404':
          description: Session not found.
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  schemas:
    Session:
      type: object
      description: A query session.
      properties:
        sessionId:
          type: string
          description: Unique session identifier.
          example: sess-a1b2c3d4
        system:
          type: string
          description: Connected system name.
          example: vantage-prod
        database:
          type: string
          description: Default database.
          example: analytics_db
        status:
          type: string
          description: Session status.
          enum:
          - active
          - idle
          - closed
          example: active
        createdAt:
          type: string
          format: date-time
          description: Session creation time.
          example: '2026-04-18T10:00:00Z'
    SessionRequest:
      type: object
      description: Request to create a query session.
      properties:
        system:
          type: string
          description: Target system name.
          example: vantage-prod
        username:
          type: string
          description: Database username.
          example: app_user
        database:
          type: string
          description: Default database.
          example: analytics_db
      required:
      - system
      - username
  securitySchemes:
    BasicAuth:
      type: http
      scheme: basic
      description: HTTP Basic authentication with Vantage credentials.