1spring:
2  datasource:
3    url: jdbc:mysql://localhost:4000/sharding_plan?username=root
4    driver-class-name: com.mysql.cj.jdbc.Driver

1spring: 
2  datasource: 
3    url: jdbc:mysql://localhost:4000/tidb_plan 
4    username: root 
5    driver-class-name: com.mysql.cj.jdbc.Driver