UData

JD Tech

Jan 13, 2023 · Big Data

UData: Solving the Last Mile of Data Usage – Architecture, Query Engine Design, and Federated Query Enhancements

This article introduces the UData platform, explains its data‑integration architecture, details the StarRocks‑based query engine workflow from SQL parsing to distributed execution, and describes recent optimizations such as computation push‑down, support for JSF/HTTP/ClickHouse external tables, and a proxy‑based federated query framework.