4 Data Connections

Which paths data takes into Zweigen: integrations, custom API connection, and CSV/XLSX upload compared.

Manual starting path for custom-data imports with preview, mapping, sheet handling, history, and import status.

Understand both the state of integration connections and the progress of custom-data imports before you retry or reconnect.

Three ways to add a data source: OAuth integration, file upload, or custom API.

Connect marketing and local data directly to Zweigen. The integration articles show clearly which data is available, how to set up the connection cleanly, and how to avoid common errors.

Practical instructions for your first working API import. You get a clear sequence with an explained JSON example and concrete operating rules for getting started.

Operational workspace for integrations, custom data sources, uploads, mapping, and tracking imports.