<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[dengC的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qq_33459343</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_33459343]]></copyright><item><title><![CDATA[Mysql事务隔离级别]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/124634721</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/124634721</guid><author>qq_33459343</author><pubDate>Sat, 07 May 2022 17:27:41 +0800</pubDate><description><![CDATA[mysql事务隔离级别，行锁]]></description><category></category></item><item><title><![CDATA[sychronize锁升级优化]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/124575171</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/124575171</guid><author>qq_33459343</author><pubDate>Wed, 04 May 2022 18:36:43 +0800</pubDate><description><![CDATA[sychronize锁升级优化]]></description><category></category></item><item><title><![CDATA[秒杀系统架构设计]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/124514424</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/124514424</guid><author>qq_33459343</author><pubDate>Sat, 30 Apr 2022 17:00:32 +0800</pubDate><description><![CDATA[秒杀系统架构设计，java架构师，亿级大型互联网架构]]></description><category></category></item><item><title><![CDATA[Mysql事务]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/124513651</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/124513651</guid><author>qq_33459343</author><pubDate>Sat, 30 Apr 2022 15:35:27 +0800</pubDate><description><![CDATA[Mysql事务]]></description><category></category></item><item><title><![CDATA[Mysql B+树]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/124513481</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/124513481</guid><author>qq_33459343</author><pubDate>Sat, 30 Apr 2022 15:29:42 +0800</pubDate><description><![CDATA[Mysql b+树]]></description><category></category></item><item><title><![CDATA[TPS与QPS]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/124489503</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/124489503</guid><author>qq_33459343</author><pubDate>Fri, 29 Apr 2022 10:04:38 +0800</pubDate><description><![CDATA[TPS与QPS]]></description><category></category></item><item><title><![CDATA[Oracle创建用户授权并回收]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/111308815</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/111308815</guid><author>qq_33459343</author><pubDate>Thu, 17 Dec 2020 10:49:42 +0800</pubDate><description><![CDATA[Oracle创建用户授权并回收
背景：现在mdip用户下有几个视图，要创建一个用户ejfz/Zdwy#2020，并授权，然后回收权限
一、创建用户
create user ejfz identified by Zdwy#2020;
二、授权
1、 授权用户角色
oracle提供三种标准角色（role）:connect/resource和dba.
1.1connect role(连接角色)
临时用户，特指不需要建表的用户，通常只赋予他们connect role.
connect是使用oracle简单权限，这种]]></description><category></category></item><item><title><![CDATA[nginx配置多个server]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/109468894</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/109468894</guid><author>qq_33459343</author><pubDate>Tue, 03 Nov 2020 14:35:19 +0800</pubDate><description><![CDATA[nginx配置多个server
	server {
        listen       80;
        server_name  localhost;
		root C:\Users\Administrator\Desktop\dist;
        location / {
			try_files $uri /index.html;
        }
		
		location /api/ {
			proxy_set_header Host $host;
			proxy_set_]]></description><category></category></item><item><title><![CDATA[Java类继承执行顺序]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/109468640</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/109468640</guid><author>qq_33459343</author><pubDate>Tue, 03 Nov 2020 14:29:22 +0800</pubDate><description><![CDATA[Java继承执行顺序
1、父类静态变量
2、父类静态代码块
3、子类静态变量
4、子类静态代码块
5、父类非静态变量（父类实例成员变量）
6、父类构造函数
7、子类非静态变量（子类实例成员变量）
8、子类构造函数
public class ClassLoaderTest {

    public static void main(String[] args) {
        son sons=new son();
    }
}

class parent{
    private static  i]]></description><category></category></item><item><title><![CDATA[HTTP请求通用Restful风格工具类]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/109467710</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/109467710</guid><author>qq_33459343</author><pubDate>Tue, 03 Nov 2020 13:49:29 +0800</pubDate><description><![CDATA[HTTP请求工具类
一、创建测试方法
/**
 * 模拟请求his测试类
 *
 * @Author: DengChang
 * @Date: 2020/8/25 11:07
 */
@RestController
@RequestMapping("rest")
@Api (tags = "测试接口")
public class HttpRestController {

    @Autowired
    private HttpRestUtil httpRestUtil;

    /**
     ]]></description><category></category></item><item><title><![CDATA[AOP自定义注解记录日志]]></title><link>https://blog.youkuaiyun.com/qq_33459343/article/details/109462453</link><guid>https://blog.youkuaiyun.com/qq_33459343/article/details/109462453</guid><author>qq_33459343</author><pubDate>Tue, 03 Nov 2020 13:32:02 +0800</pubDate><description><![CDATA[AOP自定义注解记录日志
前言
本文使用aop自定义注解记录日志（主要记录sql语句）入库

一、如何使用
1.创建一个LogTestController
@GetMapping("recordOperateLogTest")
@ApiOperation (value = "测试切面日志记录效果：处理订单信息")
public Map&lt;String, Object&gt; recordOperateLogTest(){
    Map&lt;String, Object&gt; resMap = ne]]></description><category></category></item></channel></rss>