openapi: 3.1.0
info:
  title: Oracle Database Oracle Cloud Infrastructure Database APEX General API
  description: API for managing Oracle Database services in Oracle Cloud Infrastructure (OCI). Provides management of DB Systems, Autonomous Databases, Exadata infrastructure, database backups, Data Guard associations, database homes, and related cloud database resources.
  version: '20160918'
  contact:
    name: Oracle Cloud Support
    url: https://support.oracle.com
    email: cloud-support@oracle.com
  license:
    name: Oracle Cloud Infrastructure Terms
    url: https://www.oracle.com/cloud/free/oci-terms.html
  termsOfService: https://www.oracle.com/legal/terms.html
servers:
- url: https://database.{region}.oraclecloud.com/20160918
  description: OCI Database Service Regional Endpoint
  variables:
    region:
      default: us-ashburn-1
      description: OCI region identifier
      enum:
      - us-ashburn-1
      - us-phoenix-1
      - eu-frankfurt-1
      - uk-london-1
      - ap-tokyo-1
      - ap-mumbai-1
      - ca-toronto-1
      - ap-sydney-1
      - sa-saopaulo-1
      - ap-seoul-1
security:
- ociSignature: []
tags:
- name: General
  description: Core database instance status, version, and configuration services
paths:
  /database/status:
    get:
      operationId: getDatabaseStatus
      summary: Oracle Database Get database status
      description: Returns the current status of the Oracle Database instance.
      tags:
      - General
      responses:
        '200':
          description: Database status retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DatabaseStatus'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /database/version:
    get:
      operationId: getDatabaseVersion
      summary: Oracle Database Get database version
      description: Returns the version information of the Oracle Database instance.
      tags:
      - General
      responses:
        '200':
          description: Database version retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DatabaseVersion'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /database/components/:
    get:
      operationId: getDatabaseComponents
      summary: Oracle Database Get all database components
      description: Returns a list of all installed database components and their status.
      tags:
      - General
      responses:
        '200':
          description: Components retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ComponentList'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /database/parameters/:
    get:
      operationId: getDatabaseParameters
      summary: Oracle Database Get all database parameters
      description: Returns all database initialization parameters and their current values.
      tags:
      - General
      parameters:
      - $ref: '#/components/parameters/limitParam'
      - $ref: '#/components/parameters/offsetParam'
      responses:
        '200':
          description: Parameters retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ParameterList'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /database/parameters/{name}:
    get:
      operationId: getDatabaseParameter
      summary: Oracle Database Get a specific database parameter
      description: Returns the value and metadata for a specific database parameter.
      tags:
      - General
      parameters:
      - name: name
        in: path
        required: true
        description: The name of the database parameter
        schema:
          type: string
      responses:
        '200':
          description: Parameter retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DatabaseParameter'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
  /database/security/users/:
    get:
      operationId: getDatabaseUsers
      summary: Oracle Database Get all database users
      description: Returns a list of all database users and their properties.
      tags:
      - General
      responses:
        '200':
          description: Users retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UserList'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /database/storage/bytes:
    get:
      operationId: getStorageBytes
      summary: Oracle Database Get storage usage in bytes
      description: Returns the total storage usage of the database in bytes.
      tags:
      - General
      responses:
        '200':
          description: Storage information retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/StorageInfo'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /database/storage/tablespaces/:
    get:
      operationId: getTablespaces
      summary: Oracle Database Get all tablespaces storage information
      description: Returns storage information for all tablespaces.
      tags:
      - General
      responses:
        '200':
          description: Tablespace storage information retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TablespaceList'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /database/storage/tablespaces/{tablespace_name}/:
    get:
      operationId: getTablespace
      summary: Oracle Database Get tablespace details
      description: Returns detailed storage information for a specific tablespace.
      tags:
      - General
      parameters:
      - name: tablespace_name
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Tablespace details retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Tablespace'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
  /database/storage/tablespaces/{tablespace_name}/datafiles/:
    get:
      operationId: getDatafiles
      summary: Oracle Database Get tablespace datafiles
      description: Returns datafiles associated with a specific tablespace.
      tags:
      - General
      parameters:
      - name: tablespace_name
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Datafiles retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DatafileList'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /database/feature_usage/:
    get:
      operationId: getFeatureUsage
      summary: Oracle Database Get feature usage statistics
      description: Returns usage statistics for database features.
      tags:
      - General
      responses:
        '200':
          description: Feature usage retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/FeatureUsageList'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /database/sessionless-transactions/:
    post:
      operationId: startSessionlessTransaction
      summary: Oracle Database Start a sessionless transaction
      description: Starts a new sessionless transaction and returns its identifier.
      tags:
      - General
      responses:
        '201':
          description: Transaction started successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SessionlessTransaction'
        '401':
          $ref: '#/components/responses/Unauthorized'
  /database/sessionless-transactions/{sessionlessTransactionID}:
    put:
      operationId: commitSessionlessTransaction
      summary: Oracle Database Commit a sessionless transaction
      description: Commits the specified sessionless transaction.
      tags:
      - General
      parameters:
      - name: sessionlessTransactionID
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Transaction committed successfully
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
    delete:
      operationId: rollbackSessionlessTransaction
      summary: Oracle Database Rollback a sessionless transaction
      description: Rolls back the specified sessionless transaction.
      tags:
      - General
      parameters:
      - name: sessionlessTransactionID
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Transaction rolled back successfully
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
components:
  schemas:
    UserList:
      type: object
      properties:
        items:
          type: array
          items:
            type: object
            properties:
              username:
                type: string
              account_status:
                type: string
              default_tablespace:
                type: string
              created:
                type: string
                format: date-time
    DatafileList:
      type: object
      properties:
        items:
          type: array
          items:
            type: object
            properties:
              file_name:
                type: string
              file_id:
                type: integer
              tablespace_name:
                type: string
              bytes:
                type: integer
                format: int64
              status:
                type: string
    Error:
      type: object
      properties:
        code:
          type: integer
        message:
          type: string
        type:
          type: string
    Link:
      type: object
      properties:
        rel:
          type: string
        href:
          type: string
          format: uri
    DatabaseParameter:
      type: object
      properties:
        name:
          type: string
        value:
          type: string
        display_value:
          type: string
        isdefault:
          type: string
        ismodified:
          type: string
        type:
          type: string
        description:
          type: string
    SessionlessTransaction:
      type: object
      properties:
        sessionlessTransactionID:
          type: string
    PaginatedResponse:
      type: object
      properties:
        items:
          type: array
          items: {}
        hasMore:
          type: boolean
        limit:
          type: integer
        offset:
          type: integer
        count:
          type: integer
        links:
          type: array
          items:
            $ref: '#/components/schemas/Link'
    TablespaceList:
      type: object
      properties:
        items:
          type: array
          items:
            $ref: '#/components/schemas/Tablespace'
    ComponentList:
      type: object
      properties:
        items:
          type: array
          items:
            type: object
            properties:
              comp_id:
                type: string
              comp_name:
                type: string
              version:
                type: string
              status:
                type: string
    ParameterList:
      allOf:
      - $ref: '#/components/schemas/PaginatedResponse'
      - type: object
        properties:
          items:
            type: array
            items:
              $ref: '#/components/schemas/DatabaseParameter'
    DatabaseVersion:
      type: object
      properties:
        version:
          type: string
        version_full:
          type: string
        banner:
          type: string
    DatabaseStatus:
      type: object
      properties:
        status:
          type: string
          enum:
          - OPEN
          - MOUNTED
          - STARTED
        instance_name:
          type: string
        host_name:
          type: string
        database_role:
          type: string
        open_mode:
          type: string
    Tablespace:
      type: object
      properties:
        tablespace_name:
          type: string
        status:
          type: string
        contents:
          type: string
        block_size:
          type: integer
        allocated_bytes:
          type: integer
          format: int64
        used_bytes:
          type: integer
          format: int64
        free_bytes:
          type: integer
          format: int64
    StorageInfo:
      type: object
      properties:
        total_bytes:
          type: integer
          format: int64
        used_bytes:
          type: integer
          format: int64
        free_bytes:
          type: integer
          format: int64
    FeatureUsageList:
      type: object
      properties:
        items:
          type: array
          items:
            type: object
            properties:
              name:
                type: string
              currently_used:
                type: boolean
              first_usage_date:
                type: string
                format: date-time
              last_usage_date:
                type: string
                format: date-time
  responses:
    NotFound:
      description: The specified resource was not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: Authentication required or credentials invalid
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  parameters:
    limitParam:
      name: limit
      in: query
      description: Maximum number of items to return
      schema:
        type: integer
        minimum: 1
        default: 25
    offsetParam:
      name: offset
      in: query
      description: Number of items to skip before returning results
      schema:
        type: integer
        minimum: 0
        default: 0
  securitySchemes:
    ociSignature:
      type: http
      scheme: bearer
      description: OCI request signature authentication using API signing keys
externalDocs:
  description: OCI Database Service API Documentation
  url: https://docs.oracle.com/iaas/api/#/en/database/20160918/