Tips:

• 其他代码 链接：https://www.cnblogs.com/yi1036943655/p/15700170.html
• 在实际的项目里，不可能项目只有分库分表的表，肯定是带有不分库分表的表，当我学习SardingSphere的时候，我就在想这东西怎么配置，查阅过各种文章。总结就是在添加个数据源，无需额外配置。把不分库不分表的表，都放到这个数据源里。
• 写的不一定正确，大佬勿喷，如果有更高效的方法，请指教

application.properties

spring.shardingsphere.datasource.names=sharding,sharding0,sharding1

# 第零个数据库
spring.shardingsphere.datasource.sharding.type=com.zaxxer.hikari.HikariDataSource
spring.shardingsphere.datasource.sharding.driver-class-name=com.mysql.cj.jdbc.Driver
spring.shardingsphere.datasource.sharding.jdbc-url=jdbc:mysql://localhost:3306/sharding0?serverTimezone=GMT%2B8&useSSL=false
spring.shardingsphere.datasource.sharding.username=root
spring.shardingsphere.datasource.sharding.password=root

# 第一个数据库
spring.shardingsphere.datasource.sharding0.type=com.zaxxer.hikari.HikariDataSource
spring.shardingsphere.datasource.sharding0.driver-class-name=com.mysql.cj.jdbc.Driver
spring.shardingsphere.datasource.sharding0.jdbc-url=jdbc:mysql://localhost:3306/sharding0?serverTimezone=GMT%2B8&useSSL=false
spring.shardingsphere.datasource.sharding0.username=root
spring.shardingsphere.datasource.sharding0.password=root

# 第二个数据库
spring.shardingsphere.datasource.sharding1.type=com.zaxxer.hikari.HikariDataSource
spring.shardingsphere.datasource.sharding1.driver-class-name=com.mysql.cj.jdbc.Driver
spring.shardingsphere.datasource.sharding1.jdbc-url=jdbc:mysql://localhost:3306/sharding1?serverTimezone=GMT%2B8&useSSL=false
spring.shardingsphere.datasource.sharding1.username=root
spring.shardingsphere.datasource.sharding1.password=root