Delta Lake

Delta Lake Shares API

Share discovery APIs

GitHub OpenAPI

Operations 4

GET /shares List the shares accessible to the recipient #
GET /shares/{share} get the metadata of a share #
GET /shares/{share}/schemas List the schemas in a share #
GET /shares/{share}/all-tables List the tables under all schemas in a share #

Documentation

📖
Documentation
https://github.com/delta-io/delta-sharing

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/delta-lake/refs/heads/main/openapi/delta-lake-shares-api-openapi.yml

Other Resources

🔗
Protocol
https://github.com/delta-io/delta-sharing/blob/main/PROTOCOL.md
🔗
SourceCode
https://github.com/delta-io/delta-sharing
🔗
Protobuf
https://raw.githubusercontent.com/api-evangelist/delta-lake/refs/heads/main/grpc/delta-lake-delta-sharing-protocol.proto
🔗
X-MCPServerCandidate
https://raw.githubusercontent.com/api-evangelist/delta-lake/refs/heads/main/mcp/delta-lake-mcp.yml
🔗
ReleaseNotes
https://github.com/delta-io/delta-sharing/releases

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OpenAPI Specification

delta-lake-shares-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  description: The Delta Sharing protocol is still very early in its development.
  version: '0.2'
  title: Delta Sharing Protocol Shares API
  contact:
    email: ''
  license:
    name: AGPL v3.0
    url: https://www.gnu.org/licenses/agpl-3.0.en.html
servers:
- url: http://localhost:8000/api/v1
  description: Local dev server (APIv1)
- url: https://sharing.delta.io/delta-sharing/
  description: Demo Delta Sharing server
tags:
- name: Shares
  description: Share discovery APIs
paths:
  /shares:
    get:
      operationId: ListShares
      summary: List the shares accessible to the recipient
      description: 'Without any query parameters the request will return the first page

        of "shares" available to the authenticated recipient'
      tags:
      - Shares
      parameters:
      - in: query
        name: maxResults
        required: false
        description: 'The maximum number of results to be returned in a single page. If

          the number of potential results exceeds the number of maximum

          results, the response will contain a `nextpageToken` which can be

          used in subsequent requests.

          '
        example: '30'
        schema:
          type: number
          format: int32
          default: 500
      - in: query
        name: pageToken
        required: false
        description: Optionally provided page token for requesting a subsequent page of results
        schema:
          type: string
      responses:
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '404':
          $ref: '#/components/responses/404'
        '500':
          $ref: '#/components/responses/500'
        '200':
          description: 'The user could successfully list the shares

            '
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListShareResponse'
  /shares/{share}:
    get:
      operationId: GetShare
      summary: get the metadata of a share
      tags:
      - Shares
      parameters:
      - in: path
        name: share
        required: true
        description: Named share
        schema:
          type: string
      responses:
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '404':
          $ref: '#/components/responses/404'
        '500':
          $ref: '#/components/responses/500'
        '200':
          description: The share's metadata was successfully returned
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Share'
  /shares/{share}/schemas:
    get:
      operationId: ListSchemas
      summary: List the schemas in a share
      tags:
      - Shares
      parameters:
      - in: path
        name: share
        required: true
        description: Named share to list the schemas
        schema:
          type: string
      - in: query
        name: maxResults
        required: false
        description: 'The maximum number of results to be returned in a single page. If

          the number of potential results exceeds the number of maximum

          results, the response will contain a `nextpageToken` which can be

          used in subsequent requests.

          '
        example: '30'
        schema:
          type: number
          format: int32
          default: 500
      - in: query
        name: pageToken
        required: false
        description: Optionally provided page token for requesting a subsequent page of results
        schema:
          type: string
      responses:
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '404':
          $ref: '#/components/responses/404'
        '500':
          $ref: '#/components/responses/500'
        '200':
          description: 'The user could successfully list the schemas in the given share

            '
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListSchemasResponse'
  /shares/{share}/all-tables:
    get:
      operationId: ListALLTables
      summary: List the tables under all schemas in a share
      tags:
      - Shares
      parameters:
      - in: path
        name: share
        required: true
        description: Named share for finding the named schema
        schema:
          type: string
      - in: query
        name: maxResults
        required: false
        description: 'The maximum number of results to be returned in a single page. If

          the number of potential results exceeds the number of maximum

          results, the response will contain a `nextpageToken` which can be

          used in subsequent requests.

          '
        example: '30'
        schema:
          type: number
          format: int32
          default: 500
      - in: query
        name: pageToken
        required: false
        description: Optionally provided page token for requesting a subsequent page of results
        schema:
          type: string
      responses:
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '404':
          $ref: '#/components/responses/404'
        '500':
          $ref: '#/components/responses/500'
        '200':
          description: 'The user could successfully list the tables under all schemas in a share

            '
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ListTablesResponse'
components:
  schemas:
    ListShareResponse:
      type: object
      required:
      - nextPageToken
      properties:
        nextPageToken:
          type: string
        items:
          type: array
          items:
            $ref: '#/components/schemas/Share'
    Share:
      type: object
      required:
      - name
      properties:
        name:
          type: string
          example: vaccine_share
        id:
          type: string
          example: edacc4a7-6600-4fbb-85f3-a62a5ce6761f
    ListTablesResponse:
      type: object
      required:
      - nextPageToken
      properties:
        nextPageToken:
          type: string
        items:
          type: array
          items:
            $ref: '#/components/schemas/Table'
    Table:
      type: object
      properties:
        name:
          type: string
          example: vaccine_ingredients
        share:
          type: string
          example: vaccine_share
        schema:
          type: string
          example: acme_vaccine_data
    ListSchemasResponse:
      type: object
      required:
      - nextPageToken
      properties:
        nextPageToken:
          type: string
        items:
          type: array
          items:
            $ref: '#/components/schemas/Schema'
    Schema:
      type: object
      properties:
        name:
          type: string
          example: acme_vaccine_data
        share:
          type: string
          example: vaccine_share
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer