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@volter/twin-tinybird

v1.0.2

Published

Local Tinybird twin for the real-time analytics surface: Events API ingest (NDJSON/JSON, wait, schema-mismatch quarantine), typed Data Sources (create/list/get/truncate/delete-by-condition/drop), Pipes published from REAL SQL and executed by a determinist

Readme

@volter/twin-tinybird

The Protocol 3 twin of Tinybird Classic: the API at api.tinybird.co and every region's api.<region>.tinybird.co, and the console at cloud.tinybird.co. Its surface is tinybird-cli 6.5.5's requests (spec/client-ops.json, provenance in spec/SOURCE.md); what it serves and why is journeys/decisions.json; how a pack is built is twin-world's docs/contributing/architecture.md, "Creating a pack".

bunx world-tinybird serve

For whom

  • Dub (journeys/demand.json): its click, link, lead, sale, webhook, postback, audit, API-log and import-error events through the Events API (POST /v0/events, wait=true), its analytics read from published Endpoints as JSON (GET /v0/pipes/<pipe>.json), and the rows its reattribute-customer workflow deletes by condition (POST /v0/datasources/<name>/delete), through @chronark/zod-bird and fetch.
  • A Classic Workspace's owner deploying Dub's datafiles with tinybird-cli (journeys/customer-life.json): tb auth, tb push (Data Sources from their schemas, Pipes from full JSON with their Materialized Views and Endpoints, the datafiles' TOKEN and TAGS lines, a forced push's regression check over tinybird.pipe_stats_rt), the Query API in JSON, CSVWithNames and JSONEachRow, a quarantine recovered with tb datasource append and truncated, deletes by condition and their jobs, a Static Token refreshed, and the Workspace deleted with a user token.

What it serves

Data Sources with real quarantine of the rows their schema cannot hold; Pipes whose SQL and template run on the kernel's ClickHouse engine (@volter/world-core's clickhouse), Materialized Views fired on every insert; CSV and NDJSON Endpoints with optional CSV headers; Pipes created from full JSON, one SQL or another Pipe; individual JSON events; Static Tokens and their scopes and SQL row filters, token renaming, CSV/NDJSON imports from files or World-held URLs in create, append and replace modes; tags; import and delete jobs. Each request is gated by its token. Every subject is stored as the API answers it, so a World rooted at a Tinybird account refreshes the Workspace, its Data Sources, Pipes, tokens, tags and jobs into it (src/manifest.ts, each resource's refresh); a Data Source's rows have no id at Tinybird and are never read back.

Doors and pages

  • GET /_twin/mailbox/{email}: the World's stand-in for a person's inbox, where the console's one-time log-in code arrives.
  • POST /_twin/app-credentials: the runtime's credential door, issuing an application's TINYBIRD_API_KEY (the admin token of the World's Workspace world).
  • The console's pages (src/screens/console.tsx): sign-up and log-in, the Organization, Create Workspace (Classic), the Workspace's Tokens page, and Organization settings → Billing (billing details, a Developer plan, its cancellation).

Left out

The CLI library's rendered-SQL doctests have no served vendor HTTP path that returns their local computation. They remain published examples in spec/doc-examples.json, counted as unserved client computations.

Every operation of the surface no demand, life step or refresh reaches answers the vendor's unknown-request refusal (the manifest's gap), and so does a documented variant of a served one that none asks for: JWTs, Copy and Sink Pipes, Endpoints in Parquet or Prometheus and SQL over an Endpoint, the Query API's POST forms and its other formats, Service Data Sources other than tinybird.pipe_stats_rt, Parquet imports and managed connector flows, jobs' filters, connectors, Branches and releases, and Tinybird Forward. The ClickHouse interface's and the MCP server's hosts are not claimed.