Flink Uses SQL to Read Kafka and Write Data to MySQL

This lab uses Alibaba Cloud Elastic Compute Service (ECS) instances. The demo code of this lab comes from Github: https://github.com/wuchong/flink-sql-submit. This code consists of two parts: 1. SqlSubmit lab that can be used to submit AQL files. 2. SQL examples used for demonstration, the script for starting or stopping Kafka, a test dataset, and the Kafka data source generator. The job built in this project reads data from Kafka and writes it to MySQL in the SQL for

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