Exception during pool initialization.com.mysql.cj.jdbc.exceptions.CommunicationsException: Communic

Others 2021-12-11 17:31:45 views: null

解决方法：

在application.properties添加配置

spring.datasource.druid.test-on-borrow=true
spring.datasource.druid.test-while-idle=true

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Origin blog.csdn.net/weixin_51299408/article/details/121871970

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