链接数据库配置文件

spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.datasource.url=jdbc:mysql://localhost:3306/mybatis_plus?useUnicode=true&characterEncoding=gbk&autoReconnect=true&failOverReadOnly=false
spring.datasource.username=root
spring.datasource.password=abc123