spring: datasource: dynamic: # 设置默认的数据源或者数据源组,默认值即为 master primary: master datasource: # 主库数据源 master: type: ${spring.datasource.type} driver-class-name: com.mysql.cj.jdbc.Driver url: ${datasource.system-master.url} username: ${datasource.system-master.username} password: ${datasource.system-master.password} # 从库数据源 # slave: # type: ${spring.datasource.type} # driver-class-name: # url: # username: # password: