Big Data Technology & Architecture

Mar 17, 2019 · Big Data

Understanding Continuous Queries in Apache Flink: From Static Queries to Dynamic Tables and Trigger Simulations

This article explains how Apache Flink implements continuous queries for unbounded stream processing, compares static and continuous query semantics, demonstrates how MySQL triggers can simulate continuous queries in append‑only and update scenarios, and discusses Flink's connector, source, sink, and retraction mechanisms for correct incremental computation.