<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[mzm4399的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/mzm4399</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; mzm4399]]></copyright><item><title><![CDATA[Linux安装haproxy完整教程]]></title><link>https://blog.youkuaiyun.com/mzm4399/article/details/139296287</link><guid>https://blog.youkuaiyun.com/mzm4399/article/details/139296287</guid><author>mzm4399</author><pubDate>Wed, 29 May 2024 15:46:05 +0800</pubDate><description><![CDATA[日志生成（注释：默认配置在/var/log/haproxy 目录下，配置其他位置不生效）登录时 用haproxy.conf配置的账号密码。进入 /opt/haproxy-2.9.4。Linux安装haproxy完整教程。插入配置文件 global 日志输出。1.解压到/opt目录。3.编译haproxy。4.安装haproxy。7.启动haproxy。重启rsyslog服务。]]></description><category></category></item><item><title><![CDATA[关于Docker下安装rocketmq完整教程]]></title><link>https://blog.youkuaiyun.com/mzm4399/article/details/129753548</link><guid>https://blog.youkuaiyun.com/mzm4399/article/details/129753548</guid><author>mzm4399</author><pubDate>Fri, 24 Mar 2023 16:39:26 +0800</pubDate><description><![CDATA[（-c 用于指定配置文件broker.conf 读取brokerIP1的Ip地址）（注意：IP地址不能为127.0.0.1）broker.conf 配置。###5.2.访问控制台。###5.2.启动容器。]]></description><category></category></item><item><title><![CDATA[关于linux使用docker部署ELK带安全认证并配置logstash同步mysql到ES]]></title><link>https://blog.youkuaiyun.com/mzm4399/article/details/125215408</link><guid>https://blog.youkuaiyun.com/mzm4399/article/details/125215408</guid><author>mzm4399</author><pubDate>Fri, 10 Jun 2022 10:35:21 +0800</pubDate><description><![CDATA[在linux中通过docker部署elk设置安全认证，并通过logstash对mysql增量数据同步到es]]></description><category></category></item><item><title><![CDATA[Mysql按时间区段（每隔30分钟）统计数据并展示]]></title><link>https://blog.youkuaiyun.com/mzm4399/article/details/122381744</link><guid>https://blog.youkuaiyun.com/mzm4399/article/details/122381744</guid><author>mzm4399</author><pubDate>Sat, 08 Jan 2022 16:12:30 +0800</pubDate><description><![CDATA[1.表结构

要求：按每隔半小时统计收入
2.数据

3.sql语句
SELECT
	CONCAT(a.date,' - ',DATE_FORMAT( DATE_ADD( a.date, INTERVAL 30 MINUTE )
	, '%Y-%m-%d %H:%i' )),
	a.total ,a.incomes
FROM
	(
	SELECT
		DATE_FORMAT(
			concat( date( create_time ), ' ', HOUR ( create_time ), ':', fl]]></description><category></category></item><item><title><![CDATA[Linux如何在docker容器下配置mysql主从数据库]]></title><link>https://blog.youkuaiyun.com/mzm4399/article/details/122208415</link><guid>https://blog.youkuaiyun.com/mzm4399/article/details/122208415</guid><author>mzm4399</author><pubDate>Wed, 29 Dec 2021 10:12:38 +0800</pubDate><description><![CDATA[Linux如何在docker容器下下配置mysql主从数据库]]></description><category></category></item><item><title><![CDATA[SpringBoot 集成多数据源以及切换操作]]></title><link>https://blog.youkuaiyun.com/mzm4399/article/details/121693575</link><guid>https://blog.youkuaiyun.com/mzm4399/article/details/121693575</guid><author>mzm4399</author><pubDate>Fri, 03 Dec 2021 10:55:24 +0800</pubDate><description><![CDATA[第一步，引入依赖
 &lt;dependency&gt;
	    	&lt;groupId&gt;com.baomidou&lt;/groupId&gt;
		    &lt;artifactId&gt;dynamic-datasource-spring-boot-starter&lt;/artifactId&gt;
		    &lt;version&gt;3.3.2&lt;/version&gt;
&lt;/dependency&gt;

第二步，配置文件中新增多数据源
datasource:
   ]]></description><category></category></item><item><title><![CDATA[如何使用Schedule动态实现定时任务并监听实现业务?]]></title><link>https://blog.youkuaiyun.com/mzm4399/article/details/120222499</link><guid>https://blog.youkuaiyun.com/mzm4399/article/details/120222499</guid><author>mzm4399</author><pubDate>Fri, 10 Sep 2021 15:16:59 +0800</pubDate><description><![CDATA[如何使用Schedule动态实现定时任务并监听实现业务?
第一步，在项目pom文件中引入schedule依赖
    &lt;dependency&gt;
        &lt;groupId&gt;org.springframework.boot&lt;/groupId&gt;
        &lt;artifactId&gt;spring-boot-starter-quartz&lt;/artifactId&gt;
    &lt;/dependency&gt;

第二步，手写工具类
@Compon]]></description><category></category></item><item><title><![CDATA[关于querying database.  Cause: org.apache.ibatis.executor.ExecutorException: Executor was closed. 异常]]></title><link>https://blog.youkuaiyun.com/mzm4399/article/details/101345247</link><guid>https://blog.youkuaiyun.com/mzm4399/article/details/101345247</guid><author>mzm4399</author><pubDate>Wed, 25 Sep 2019 09:26:58 +0800</pubDate><description><![CDATA[由于几个查询用的是同一个session且功能是在同一个页面实现，运行时出现session已关闭，无法请求数据的异常
链接: link.
图片: 
![在页面在这里插入图片描述(https://img-blog.csdnimg.cn/20190925091148267.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_...]]></description><category></category></item></channel></rss>