sql面试第22页

常见面试2

目录1.AQS全称和组成部分有哪些?它的基本原理是什么?2.类加载器的分类有哪些?并解释什么是双亲委派机制(一定要描述如何违背双亲委派和典型实现)3.如何判断一个对象为垃圾对象?哪些对象可以作为GCRoot集合中对象?4.垃圾回收算法有哪些?(包含各自优缺点)1.AQS全称和组成部分有哪些?它的基本原理是什么?AbstractQueueSynchronizer抽象队列同步器组成FIFO阻塞队列，i

LongProgrammer·2024-09-07 02:08

基于JAVA智能推荐二手车交易网站计算机毕业设计源码+系统+数据库+lw文档+部署

项目架构：B/S架构开发语言：Java语言开发软件：ideaeclipse前端技术：Layui、HTML、CSS、JS、JQuery等技术后端技术：JAVA运行环境：Win10、JDK1.8数据库：MySQL5.7

光光网络·2024-09-07 02:07

mysql连接oceanbase数据库集群+租户

mysql集成的有连接oceanbase数据库的方式，所以只需要对参数进行修改即可。url:jdbc:mysql://[ip地址]:[端口]/[数据库]?

AE_·2024-09-07 02:36

常见面试3

目录1.是否做过jvm的调优2.Springboot自动装配原理是什么?3.Springboot常用注解有哪些1.是否做过jvm的调优jvm参数之前在工作的时候偶尔做过，每次都是需要的时候去查询文档一般情况下都是使用默认值，只有真正需要调优会去重新设置默认值主要jvm参数分为三种标准参数：主要用于查看一些基本命令值比如的话jvm版本号x参数用于设置内存大小基本都是传给jvm的，默认jvm实现这些参

LongProgrammer·2024-09-07 02:36

html如何嵌套页面？标签告诉你答案</h4> </div> <div class="article-excerpt"> web前端全栈资料粉丝福利（<em>面试</em>题、视频、资料笔记、进阶路线）在这里小编首先介绍的是HTML中iframe标签的用法：怎么在一个网页中嵌入另一个网页呢，我们可以用html中的iframe标签搞定 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> PHP9年架构师<span class="dot">·</span>2024-09-07 02:06 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="newsitem-info clearfix"> <a href="/article/1832119471062478848.htm" ></a> <a target="_blank" href="/article/1832119471062478848.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0"><em>SQL</em>注入漏洞检测</h4> </div> <div class="article-excerpt"> 预计更新<em>SQL</em>注入概述1.1<em>SQL</em>注入攻击概述1.2<em>SQL</em>注入漏洞分类1.3<em>SQL</em>注入攻击的危害<em>SQL</em>Map介绍2.1<em>SQL</em>Map简介2.2<em>SQL</em>Map安装与配置2.3<em>SQL</em>Map基本用法<em>SQL</em>Map进阶使用 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> Kali与编程～<span class="dot">·</span>2024-09-07 02:36 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/sql/1.htm"> sql </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E7%BD%91%E7%BB%9C/1.htm"> 网络 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E5%AE%89%E5%85%A8/1.htm"> 安全 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832118589231034368.htm" ></a> <a target="_blank" href="/article/1832118589231034368.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">cannot import name ‘xx‘ from partially initialized module ‘xx‘(most likely due to a circular 解决方法（全）</h4> </div> <div class="article-excerpt"> 目录1.问题所示2.原理分析3.解决方法1.问题所示出现如下问题：(py3.10)F:\python_project\test>python<em>sql</em>alchemy.pyTraceback(mostrecentcalllast </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 码农研究僧<span class="dot">·</span>2024-09-07 02:05 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/BUG/1.htm"> BUG </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E6%95%B0%E6%8D%AE%E5%BA%93/1.htm"> 数据库 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/python/1.htm"> python </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/circular/1.htm"> circular </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/import/1.htm"> import </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="newsitem-info clearfix"> <a href="/article/1832116572706140160.htm" ></a> <a target="_blank" href="/article/1832116572706140160.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">my<em>sql</em> gtid 限制_My<em>SQL</em>启用GTID的限制-阿里云开发者社区</h4> </div> <div class="article-excerpt"> my<em>sql</em>>CREATETABLEerror(IDINT)ENGINE=MyISAM;Query </div> </a> <div class="news__item-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> weixin_39970994<span class="dot">·</span>2024-09-07 02:05 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/mysql/1.htm"> mysql </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/gtid/1.htm"> gtid </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E9%99%90%E5%88%B6/1.htm"> 限制 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832114680747880448.htm" ></a> <a target="_blank" href="/article/1832114680747880448.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">my<em>sql</em>报错1785_MY<em>SQL</em> Statement violates GTID consistency: Updates to non-transactional tables can only .</h4> </div> <div class="article-excerpt"> [2019-04-2110:17:20][ERROR][org.hibernate.engine.jdbc.spi.<em>Sql</em>ExceptionHelper:144]StatementviolatesGTIDconsistency </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 张观鱼<span class="dot">·</span>2024-09-07 01:34 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/mysql%E6%8A%A5%E9%94%991785/1.htm"> mysql报错1785 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="newsitem-info clearfix"> <a href="/article/1832113797628784640.htm" ></a> <a target="_blank" href="/article/1832113797628784640.htm"> <div class="mb5 mt5"> <h4 class="news__item-title mt0">powerdns my<em>sql</em>_PowerDNS安装部署</h4> </div> <div class="article-excerpt"> centos安装epel检验epel[root@trainingyum.repos.d]#lsCentOS-Base.repoCentOS-fasttrack.repoCentOS-Vault.repoCentOS-CR.repoCentOS-Media.repoepel.repoCentOS-Debuginfo.repoCentOS-Sources.repoepel-testing.repo安装 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 泰坦V<span class="dot">·</span>2024-09-07 01:03 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/powerdns/1.htm"> powerdns </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/mysql/1.htm"> mysql </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="newsitem-info clearfix"> <a href="/article/1832110773795647488.htm" ></a> <a target="_blank" href="/article/1832110773795647488.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">My<em>SQL</em>复习笔记</h4> </div> <div class="article-excerpt"> My<em>SQL</em>复习笔记一、<em>SQL</em>分类DQL一、简单查询二、条件查询三、分组查询四、查询结果去重五、连接查询六、子查询七、union八、limitDML一、insert二、update三、deleteDDL一 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> new wei<span class="dot">·</span>2024-09-07 01:02 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/java/1.htm"> java </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/mysql/1.htm"> mysql </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832109260964720640.htm" ></a> <a target="_blank" href="/article/1832109260964720640.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">如何保证Redis与My<em>sql</em>双写一致性？</h4> </div> <div class="article-excerpt"> https://www.cnblogs.com/coderacademy/p/18137480延迟双删对于上面链接的文章，里面的延迟双删没有给出具体的例子，也没有直接指出具体解决的问题是针对那种缓存策略，这里补充一下，延时双删缓存针对的是Cacheasidepattern(缓存旁路策略)，处理的是在高并发读写同时存在的情况下可能会出现的问题，详细如下。什么是延迟双删：延时双删策略能够有效解决缓存和 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 云逸_<span class="dot">·</span>2024-09-07 01:01 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/redis/1.htm"> redis </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E6%95%B0%E6%8D%AE%E5%BA%93/1.htm"> 数据库 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E7%BC%93%E5%AD%98/1.htm"> 缓存 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832107119533453312.htm" class='news-img' style="background-image:url('http://img.e-com-net.com/image/info8/c11811cedf8e401a913394a3ddeb0227.jpg@!80x60')" ></a> <a target="_blank" href="/article/1832107119533453312.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">【Oracle点滴积累】Error ORA-01031 Insufficient Privileges</h4> </div> <div class="article-excerpt"> 现象：<em>sql</em>plus/assysdbaora-01031:insufficientprivileges1．检查<em>sql</em>net.ora文件<em>sql</em>net.ora文件损坏或格式不对可以导致出现该问题。 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> OptimizationMaster<span class="dot">·</span>2024-09-07 01:31 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/Oracle/1.htm"> Oracle </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/oracle/1.htm"> oracle </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E6%95%B0%E6%8D%AE%E5%BA%93/1.htm"> 数据库 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832106615155814400.htm" ></a> <a target="_blank" href="/article/1832106615155814400.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">docker pull msyql5.6 并使用</h4> </div> <div class="article-excerpt"> dockerpullmsyql:5.6mkdir-p/root/my<em>sql</em>/my<em>sql</em>confvim/root/my<em>sql</em>/my<em>sql</em>conf/my.cnf[my<em>sql</em>d]skip-host-cacheskip-name-resolvedatadir </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 开花沼泽.<span 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votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> mineflame_<span class="dot">·</span>2024-09-07 01:00 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/sql/1.htm"> sql </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832097029447315456.htm" ></a> <a target="_blank" href="/article/1832097029447315456.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">My<em>sql</em>:create table ... select ...报错</h4> </div> <div class="article-excerpt"> 客户做my<em>sql</em>迁移，从本地my<em>sql</em>迁移到云my<em>sql</em>，结果系统报错，日志里显示StatementviolatesGTIDconsistency:CREATETABLE...SELECT.就是类似的语句违反了 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 大道不孤,众行致远<span class="dot">·</span>2024-09-07 00:25 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/%E6%8A%80%E6%9C%AF%E6%9D%82%E8%B0%88/1.htm"> 技术杂谈 </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/mysql/1.htm"> mysql </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E6%95%B0%E6%8D%AE%E5%BA%93/1.htm"> 数据库 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832095643745742848.htm" class='news-img' style="background-image:url('http://img.e-com-net.com/image/info8/f6d0b185a80042118daa6c2e5479552d.jpg@!80x60')" ></a> <a target="_blank" href="/article/1832095643745742848.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">【Python】成功解决Python报错：ImportError: cannot import name ‘xxx‘ from partially initialized module ‘yyy‘</h4> </div> <div class="article-excerpt"> 博主简介：现任阿里巴巴嵌入式技术专家，15年工作经验，深耕嵌入式+人工智能领域，精通嵌入式领域开发、技术管理、简历招聘<em>面试</em>。 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> I'mAlex<span class="dot">·</span>2024-09-07 00:55 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> <li class="tagPopup mb5"> <a class="tag" href="/search/python/1.htm"> python </a> </li> <li class="tagPopup mb5"> <a class="tag" href="/search/%E5%BC%80%E5%8F%91%E8%AF%AD%E8%A8%80/1.htm"> 开发语言 </a> </li> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832065667143135232.htm" ></a> <a target="_blank" href="/article/1832065667143135232.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0"><em>面试</em>被问还不懂？一口气怼完12种@Transactional的失效场景</h4> </div> <div class="article-excerpt"> 前不久，一粉丝私信我说<em>面试</em>问到了@Transactional的失效场景，挂在那了，而且很惨，今天和大家讲一下都有哪些实效的场景。数据库事务是后端开发中不可缺少的一块知识点。 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 谁叫我土豆了<span class="dot">·</span>2024-09-06 22:48 </span> </span> <ul class="taglist--inline inline-block articletitle--tag"> </ul> </div> </div> </div> <div class="news-item streamitem clearfix mt15"> <div class="news__item-info clearfix"> <a href="/article/1832062124772388864.htm" ></a> <a target="_blank" href="/article/1832062124772388864.htm"> <div class="mb5 mt5"> <h4 class="newsitem-title mt0">ES架构及原理</h4> </div> <div class="article-excerpt"> Elasticsearch是一个兼有搜索引擎和No<em>SQL</em>数据库功能的开源系统，基于Java/Lucene构建，可以用于全文搜索，结构化搜索以及近实时分析。 </div> </a> <div class="newsitem-meta"> <span class=" votes-operation"> <span class="wrap"> <i class="glyphicon glyphicon-thumbs-up hot"></i> </span> <span class="author pr20"> 李澎昆<span 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