ITPUB

Jan 29, 2026 · Big Data

How to Sync MySQL ALTER DDL to Doris Using Flink CDC (Step‑by‑Step)

This guide explains how to extend a Flink CDC pipeline so that, in addition to real‑time data replication, DDL ALTER statements from MySQL are captured, split from the data stream, and applied to Doris using side‑outputs and a custom JDBC sink.