【大数据】Flink
https://nightlies.apache.org/flink/flink-docs-release-1.16/zh/docs/concepts/flink-architecture/
https://blog.csdn.net/qq_45038038/article/details/132824008
https://zhuanlan.zhihu.com/p/431644148?utm_id=0
https://www.cnblogs.com/kaituorensheng/p/13717210.html