Which process is used by Tableau Prep Flow Authoring for querying data sources?

Tableau Prep Flow Authoring utilizes the Tableau Prep Flow Service for querying data sources. This service is specifically designed for the workflow associated with Tableau Prep, focusing on data preparation tasks. It orchestrates connections to various data sources, allowing users to manipulate, clean, and transform their data effectively.

The Tableau Prep Flow Service handles the intricate details of data querying, enabling users to focus on data preparation without needing to manage the underlying technical specifications. By managing connections and optimizing the data flow, this service ensures that the data prep process is both efficient and streamlined.

Other options relate to different components of the Tableau ecosystem. For instance, Search and Browse pertains to how users navigate and locate data sources. The Repository refers to the storage aspect of Tableau's architecture, where data sources and content are housed. VizQL Server is responsible for visual query language processing, which is integral to the rendering of visualizations in Tableau Desktop and Server but is not involved in the data preparation process handled by Tableau Prep.