SpringCloud是基于SpringBoot的一整套实现微服务的框架
通过上面官网发现，Spring Boot官方强烈建议你升级到2.X以上版本
Spring Cloud中文文档：
官网看Cloud版本
Cloud命名规则
Spring Cloud采用了英国伦敦地铁站的名称来命名，并且由地铁站名称字母A-Z形式来发布迭代版本。
springboot(截至2020.2.15)
{ "spring-cloud": { "Finchley.M2": "Spring Boot >=2.0.0.M3 and <2.0.0.M5", "Finchley.M3": "Spring Boot >=2.0.0.M5 and <=2.0.0.M5", "Finchley.M4": "Spring Boot >=2.0.0.M6 and <=2.0.0.M6", "Finchley.M5": "Spring Boot >=2.0.0.M7 and <=2.0.0.M7", "Finchley.M6": "Spring Boot >=2.0.0.RC1 and <=2.0.0.RC1", "Finchley.M7": "Spring Boot >=2.0.0.RC2 and <=2.0.0.RC2", "Finchley.M9": "Spring Boot >=2.0.0.RELEASE and <=2.0.0.RELEASE", "Finchley.RC1": "Spring Boot >=2.0.1.RELEASE and <2.0.2.RELEASE", "Finchley.RC2": "Spring Boot >=2.0.2.RELEASE and <2.0.3.RELEASE", "Finchley.SR4": "Spring Boot >=2.0.3.RELEASE and <2.0.999.BUILD-SNAPSHOT", "Finchley.BUILD-SNAPSHOT": "Spring Boot >=2.0.999.BUILD-SNAPSHOT and <2.1.0.M3", "Greenwich.M1": "Spring Boot >=2.1.0.M3 and <2.1.0.RELEASE", "Greenwich.SR6": "Spring Boot >=2.1.0.RELEASE and <2.1.17.BUILD-SNAPSHOT", "Greenwich.BUILD-SNAPSHOT": "Spring Boot >=2.1.17.BUILD-SNAPSHOT and <2.2.0.M4", "Hoxton.SR8": "Spring Boot >=2.2.0.M4 and <2.3.4.BUILD-SNAPSHOT", "Hoxton.BUILD-SNAPSHOT": "Spring Boot >=2.3.4.BUILD-SNAPSHOT and <2.4.0.M1", "2020.0.0-M3": "Spring Boot >=2.4.0.M1 and <=2.4.0.M1", "2020.0.0-SNAPSHOT": "Spring Boot >=2.4.0.M2" }
本文档的组件版本选择
cloud-----Hoxton.SR1
boot----2.2.2.RELEASE
cloud Alibaba----2.1.0.RELEASE
java-----JAVA8
maven----3.5及以上 下载地址： https://archive.apache.org/dist/maven/maven-3/
mysql--5.7及以上
原文：https://www.cnblogs.com/jdy1022/p/14293587.html