openapi: 3.0.3
info:
  title: Cloudflare R2 Cloudflare Buckets Table Management API
  description: Cloudflare API endpoints for managing R2 object storage buckets, objects, CORS, lifecycle policies, custom domains, event notifications, data catalog, and temporary credentials.
  version: 4.0.0
  termsOfService: https://www.cloudflare.com/website-terms/
  contact:
    name: Cloudflare Developer Docs
    url: https://developers.cloudflare.com/r2/
servers:
- url: https://api.cloudflare.com/client/v4
  description: Cloudflare API v4
tags:
- name: Table Management
paths:
  /accounts/{account_id}/r2-catalog/{bucket_name}/namespaces/{namespace}/tables:
    get:
      description: 'Returns a list of tables in the specified namespace within an R2 catalog.

        Supports pagination for efficient traversal of large table collections.

        '
      operationId: list-tables
      parameters:
      - description: Identifies the account.
        in: path
        name: account_id
        required: true
        schema:
          $ref: '#/components/schemas/r2-data-catalog_account-id'
      - description: Specifies the R2 bucket name.
        in: path
        name: bucket_name
        required: true
        schema:
          $ref: '#/components/schemas/r2-data-catalog_bucket-name'
      - description: 'The namespace identifier.

          For nested namespaces, use %1F as separator (e.g., "bronze%1Fanalytics").

          '
        example: bronze
        in: path
        name: namespace
        required: true
        schema:
          type: string
      - description: 'Opaque pagination token from a previous response.

          Use this to fetch the next page of results.

          '
        example: MSYxNzU5NzU2MTI4NTU2Njk2JjAxOTliOWEzLTkxMmUtN2ZhMS05YzllLTg5MTAxMGQzYTg0MQ
        in: query
        name: page_token
        schema:
          type: string
      - description: 'Maximum number of tables to return per page.

          Defaults to 100, maximum 1000.

          '
        example: 100
        in: query
        name: page_size
        schema:
          default: 100
          maximum: 1000
          minimum: 1
          type: integer
      - description: 'Whether to include table UUIDs in the response.

          Set to true to receive the table_uuids array.

          '
        example: true
        in: query
        name: return_uuids
        schema:
          default: false
          type: boolean
      - description: 'Whether to include additional metadata (timestamps, locations).

          When true, response includes created_at, updated_at, metadata_locations, and locations arrays.

          '
        example: true
        in: query
        name: return_details
        schema:
          default: false
          type: boolean
      responses:
        '200':
          content:
            application/json:
              example:
                errors: []
                messages: []
                result:
                  details:
                  - created_at: '2025-10-07T10:00:00Z'
                    identifier:
                      name: events
                      namespace:
                      - bronze
                    location: s3://my-bucket/__r2_data_catalog/wh-id/table-id/
                    metadata_location: s3://my-bucket/__r2_data_catalog/wh-id/table-id/metadata/v1.metadata.json
                    table_uuid: 0199b9a1-28a0-71e0-a73e-b0fc32c8468e
                    updated_at: '2025-10-07T15:00:00Z'
                  - created_at: '2025-10-07T10:30:00Z'
                    identifier:
                      name: users
                      namespace:
                      - bronze
                    location: s3://my-bucket/__r2_data_catalog/wh-id/table-id-2/
                    metadata_location: s3://my-bucket/__r2_data_catalog/wh-id/table-id-2/metadata/v2.metadata.json
                    table_uuid: 0199b9a1-3c74-7731-bf53-d8c67ead079d
                    updated_at: '2025-10-07T16:00:00Z'
                  identifiers:
                  - name: events
                    namespace:
                    - bronze
                  - name: users
                    namespace:
                    - bronze
                  next_page_token: null
                  table_uuids:
                  - 0199b9a1-28a0-71e0-a73e-b0fc32c8468e
                  - 0199b9a1-3c74-7731-bf53-d8c67ead079d
                success: true
              schema:
                allOf:
                - $ref: '#/components/schemas/r2-data-catalog_api-response-single'
                - properties:
                    result:
                      $ref: '#/components/schemas/r2-data-catalog_table-list-response'
                  type: object
          description: List of tables retrieved successfully.
        '400':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/r2-data-catalog_api-response-common-failure'
          description: Bad request (e.g., invalid page_size, malformed namespace).
        '401':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/r2-data-catalog_api-response-common-failure'
          description: Authentication failed.
        '403':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/r2-data-catalog_api-response-common-failure'
          description: Forbidden.
        '404':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/r2-data-catalog_api-response-common-failure'
          description: Catalog or namespace not found.
        '500':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/r2-data-catalog_api-response-common-failure'
          description: Internal server error.
      security:
      - api_token: []
      - api_email: []
        api_key: []
      summary: List tables in namespace
      tags:
      - Table Management
      x-api-token-group:
      - Workers R2 Data Catalog Write
      - Workers R2 Data Catalog Read
components:
  schemas:
    r2-data-catalog_api-response-errors:
      description: Contains errors if the API call was unsuccessful.
      items:
        properties:
          code:
            description: Specifies the error code.
            type: integer
          message:
            description: Describes the error.
            type: string
        required:
        - code
        - message
        type: object
      type: array
    r2-data-catalog_api-response-success:
      description: Indicates whether the API call was successful.
      example: true
      type: boolean
    r2-data-catalog_api-response-messages:
      description: Contains informational messages.
      items:
        properties:
          code:
            description: Specifies the message code.
            type: integer
          message:
            description: Contains the message text.
            type: string
        required:
        - code
        - message
        type: object
      type: array
    r2-data-catalog_namespace-identifier:
      description: 'Specifies the hierarchical namespace parts as an array of strings.

        For example, ["bronze", "analytics"] represents the namespace "bronze.analytics".

        '
      example:
      - bronze
      - analytics
      items:
        type: string
      maxItems: 16
      minItems: 1
      type: array
    r2-data-catalog_table-details:
      description: Contains table with metadata.
      properties:
        created_at:
          description: Indicates the creation timestamp in ISO 8601 format.
          format: date-time
          nullable: true
          type: string
        identifier:
          $ref: '#/components/schemas/r2-data-catalog_table-identifier'
        location:
          description: Specifies the base S3 URI for table storage location.
          nullable: true
          type: string
        metadata_location:
          description: Contains the S3 URI to table metadata file. Null for staged tables.
          nullable: true
          type: string
        table_uuid:
          description: Contains the UUID that persists across renames.
          format: uuid
          type: string
        updated_at:
          description: Shows the last update timestamp in ISO 8601 format. Null if never updated.
          format: date-time
          nullable: true
          type: string
      required:
      - identifier
      - table_uuid
      type: object
    r2-data-catalog_account-id:
      description: Use this to identify the account.
      example: 0123456789abcdef0123456789abcdef
      pattern: ^[a-fA-F0-9]{32}$
      type: string
    r2-data-catalog_api-response-single:
      properties:
        errors:
          $ref: '#/components/schemas/r2-data-catalog_api-response-errors'
        messages:
          $ref: '#/components/schemas/r2-data-catalog_api-response-messages'
        success:
          $ref: '#/components/schemas/r2-data-catalog_api-response-success'
      required:
      - success
      - errors
      - messages
      type: object
    r2-data-catalog_bucket-name:
      description: Specifies the R2 bucket name.
      example: my-data-bucket
      maxLength: 63
      minLength: 3
      pattern: ^[a-z0-9]([a-z0-9\-]*[a-z0-9])?$
      type: string
    r2-data-catalog_api-response-common-failure:
      properties:
        errors:
          items:
            properties:
              code:
                type: integer
              message:
                type: string
            type: object
          minItems: 1
          type: array
        messages:
          items:
            type: object
          type: array
        success:
          enum:
          - false
          type: boolean
      type: object
    r2-data-catalog_table-identifier:
      description: Specifies a unique table identifier within a catalog.
      properties:
        name:
          description: Specifies the table name.
          example: events
          type: string
        namespace:
          $ref: '#/components/schemas/r2-data-catalog_namespace-identifier'
      required:
      - namespace
      - name
      type: object
    r2-data-catalog_table-list-response:
      description: Contains the list of tables with optional pagination.
      properties:
        details:
          description: 'Contains detailed metadata for each table when return_details is true.

            Each object includes identifier, UUID, timestamps, and locations.

            '
          items:
            $ref: '#/components/schemas/r2-data-catalog_table-details'
          nullable: true
          type: array
        identifiers:
          description: Lists tables in the namespace.
          items:
            $ref: '#/components/schemas/r2-data-catalog_table-identifier'
          type: array
        next_page_token:
          description: 'Use this opaque token to fetch the next page of results.

            A null or absent value indicates the last page.

            '
          example: MSYxNzU5NzU2MTI4NTU2Njk2JjAxOTliOWEzLTkxMmUtN2ZhMS05YzllLTg5MTAxMGQzYTg0MQ
          nullable: true
          type: string
        table_uuids:
          description: 'Contains UUIDs for each table when return_uuids is true.

            The order corresponds to the identifiers array.

            '
          example:
          - 0199b9a1-28a0-71e0-a73e-b0fc32c8468e
          - 0199b9a1-3c74-7731-bf53-d8c67ead079d
          items:
            format: uuid
            type: string
          nullable: true
          type: array
      required:
      - identifiers
      type: object
  securitySchemes:
    api_email:
      in: header
      name: X-Auth-Email
      type: apiKey
    api_key:
      in: header
      name: X-Auth-Key
      type: apiKey
    api_token:
      scheme: bearer
      type: http
    user_service_key:
      in: header
      name: X-Auth-User-Service-Key
      type: apiKey