https://docs.spring.io/spring-batch/4.1.x/reference/html/ ---簡介及使用場景
https://blog.csdn.net/topdeveloperr/article/details/84337956--基礎知識介紹
https://docs.spring.io/spring-batch/docs/4.1.x/reference/html/---參考文檔
https://docs.spring.io/spring-batch/4.1.x/reference/html/ ---簡介及使用場景
https://blog.csdn.net/topdeveloperr/article/details/84337956--基礎知識介紹
https://docs.spring.io/spring-batch/docs/4.1.x/reference/html/---參考文檔