[https://doris.apache.org/], Hive [https://hive.apache.org/], Trino [https://trino.io/], and StarRocks [https://www.starrocks.io/], etc., to query massive datasets distributed over fleets of machines from heterogeneous phoenix: For establishing Phoenix connec postgresql: For establishing PostgreSQL c starrocks: For establishing StarRocks conn kyuubi.engine.jdbc.connection.url The server url that engine will type will laun forward queries to the database system t driver, for now, it supports Doris, MySQ StarRocks. CHAT: specify this engine type will laun kyuubi.engine.ui.retainedSessions 200 The number of SQL

various kinds of modern computing frameworks, e.g., Apache Spark, Flink, Doris, Hive, Trino, and StarRocks, etc., to query massive datasets distributed over fleets of machines from heterogeneous data sources