<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[qq_35225641的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qq_35225641</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_35225641]]></copyright><item><title><![CDATA[mysql sql 手机号隐藏]]></title><link>https://blog.youkuaiyun.com/qq_35225641/article/details/108197915</link><guid>https://blog.youkuaiyun.com/qq_35225641/article/details/108197915</guid><author>qq_35225641</author><pubDate>Mon, 24 Aug 2020 13:58:58 +0800</pubDate><description><![CDATA[myql 查询手机号隐藏中间几位
select
concat_ws(’****’,
substring(phone, 1, 4),
substring(phone, 9, 3)) phone, from tb_user
mysql 查询手机号取前/后4位
left(phone, 4)
RIGHT(phone, 4) phone,

]]></description><category></category></item><item><title><![CDATA[tomcat里多个项目启动报错javax.management.InstanceAlreadyExistsException:com.zaxxer.hikari:name=mallDataSource]]></title><link>https://blog.youkuaiyun.com/qq_35225641/article/details/106906820</link><guid>https://blog.youkuaiyun.com/qq_35225641/article/details/106906820</guid><author>qq_35225641</author><pubDate>Mon, 22 Jun 2020 17:48:32 +0800</pubDate><description><![CDATA[可以进入你的项目的配置文件（application.xxx）加入一行代码
spring.jmx.enabled=false


]]></description><category></category></item></channel></rss>