参考:

https://www.codenong.com/cs109852668/

https://www.cnblogs.com/east7/p/14900555.html

修改配置:

#最大生命周期,0不过期
max-lifetime: 0

datasource:type: com.zaxxer.hikari.HikariDataSourcedriver-class-name: com.mysql.cj.jdbc.Driverurl: jdbc:mysql://xxxusername: ${username}password: ${password}hikari: auto-commit: true #空闲连接超时时长 idle-timeout: 60000 #连接超时时长 connection-timeout: 60000 #最大生命周期,0不过期 max-lifetime: 0 #最小空闲连接数 minimum-idle: 10 #最大连接数量 maximum-pool-size: 10