rollback-only transaction rollback because

Spring5学习随笔-事务属性详解(@Transactional)

事务是保证业务操作完整性的一种数据库机制,具有原子性、一致性、隔离性和持久性(ACID)的特点。 在Java中,可以通过JDBC和MyBatis来控制事务,底层都是通过Connection对象完成的。 Spring使用AOP的方式进行事务开发,通过将事务的额外功能封装在DataSourceTrans... ......
Transactional 属性 随笔 事务 Spring5

vue3_Extraneous non-props attributes (class) were passed to component but could not be automatically inherited because component renders fragment or text root nodes.

今天的开发中发现了这个问题 Extraneous non-props attributes (class) were passed to component but could not be automatically inherited because component renders frag ......

PostgreSQL - Transaction Isolation Level

zzh@ZZHPC:~$ docker run --name postgres16 -p 5432:5432 -e POSTGRES_USER=root -e POSTGRES_PASSWORD=aaa -d postgres:alpine 8e36b7bdc47572723a416c319b83f ......
Transaction PostgreSQL Isolation Level

MySQL - Transaction Isolation Level

zzh@ZZHPC:~$ docker run --name mysql8 -p 3306:3306 -e MYSQL_ROOT_PASSWORD=aaa -e MYSQL_DATABASE=simple_bank -d mysql ac3cce2a639d2379500723acbd9149aa4 ......
Transaction Isolation MySQL Level

面试官:@Transactional(readOnly=true) 有什么用?还有谁不会?!

原文翻译自:https://medium.com 今天,我想谈谈 Spring 提供的@Transactional(readOnly = true)。 之所以聊这个是因为我公司项目的代码里有很多@Transactional(readOnly = true),用过的同学都说@Transactional ......
Transactional readOnly true

nvidia-smi报错:NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver更优解决方案

Ubuntu 18.04系统中,某次pip安装后发现这个问题,有人说是因为系统内核升级造成的,从解决方案来看,系统内核升级更可信。解决方案参考了https://blog.csdn.net/dou3516/article/details/130593616,但更简洁。解决方案是DKMS安装NVIDIA ......

The request is not allowed by the user agent or the platform in the current context, possibly because the user denied permission,iphone手机video标签报错

The request is not allowed by the user agent or the platform in the current context, possibly because the user denied permission,在当前上下文中,用户代理或平台不允许该请求 ......
the user permission platform possibly

husky——The '.husky/pre-commit' hook was ignored because it's not set as executable

前言 系统:mac hint: The '.husky/pre-commit' hook was ignored because it's not set as executable. hint: You can disable this warning with `git config advic ......
husky executable pre-commit 39 because

“Job for network.service failed because the control process exite”问题

[root@node3 ~]# service network restart Restarting network (via systemctl): Job for network.service failed because the control process exited with err ......
because control network service process

@Transactional(readOnly = true)关于只读的用法

@Transactional(readOnly = true)有很多优点。 性能改进:只读实体不进行脏检查 节省内存:不维护持久状态的快照 数据一致性:只读实体的更改不会持久化 当我们使用主从或读写副本集(或集群)时,@Transactional(readOnly = true)使我们能够连接到只读 ......
Transactional readOnly true

Configuration failed because libxml-2.0 was not found. Try installing:

001、linux 中 R语言中安装“devtools”报错如下:Configuration failed because libxml-2.0 was not found. Try installing: 002、解决方法: [root@pc1 ~]# yum install libxml2-de ......

Configuration failed because libcurl was not found. Try installing:

01、问题 R 语言中安装"devtools"包报错如下:Configuration failed because libcurl was not found. Try installing: 02、解决方法: [root@pc1 ~]# yum install libcurl-devel ## 根 ......

后台springboot启动失败-The bean 'productMapper' could not be injected because it is a JDK dynamic proxy

报错信息 The bean 'productMapper' could not be injected because it is a JDK dynamic proxy The bean is of type 'com.sun.proxy.$Proxy224' and implements: pw ......

Spring Boot - @Transactional 标注的方法如何使用 synchronized?

这篇文章中有说到 @Transactional 标注的方法也有锁的情况下会出现一些问题,具体请看 Spring Boot 锁。 而且 Idea 也会标一个黄色波浪线提示你。我是这样做的,仅供参考。 file:[DiscussionService.java] @Service public class ......

配置系统未能初始化。“System.Transactions.Diagnostics.DiagnosticTrace”的类型初始值设定项引发异常。

配置系统未能初始化。“System.Transactions.Diagnostics.DiagnosticTrace”的类型初始值设定项引发异常。 1.是检查当前程序的 App.config 的配置节,configSections 节点要作为 configuration 节点下的第一个节点。如果不是 ......

git报错 | error: You have not concluded your merge (MERGE_HEAD exists). hint: Please, commit your changes before merging. fatal: Exiting because of unfinished merge.

git报错 error: error: You have not concluded your merge (MERGE_HEAD exists). hint: Please, commit your changes before merging. fatal: Exiting because of ......
merge your MERGE_HEAD unfinished concluded

在CentOS7上更改端口号时报错:Job for sshd.service failed because the control process exited with error

1、问题描述 在在CentOS7×上更改端口号时报错: “Job for sshd.service failed because the control process exited with error code.See ‘systemcl status& sshd service" and fo ......
口号 时报 CentOS7 because control

@Transactional

@Transactional 是一个用于声明式事务管理的注解,它通常用在 Spring 框架中。当一个方法被 @Transactional 注解时,表示该方法需要在事务管理下执行。如果方法执行过程中发生异常,事务会自动回滚;如果方法正常执行完毕,事务会自动提交。这样可以确保数据的一致性和完整性。 ......
Transactional

Lock wait timeout exceeded; try restarting transaction问题解析

问题分析:Lock wait timeout exceeded; try restarting transaction问题解析 一、mysql死锁及超时的原因 当在业务逻辑中看到这个错误,或者mysql中使用update语句更新数据报错: Lock wait timeout exceeded; tr ......

[LeetCode] 1169. Invalid Transactions

A transaction is possibly invalid if: the amount exceeds $1000, or; if it occurs within (and including) 60 minutes of another transaction with the sam ......
Transactions LeetCode Invalid 1169

@Transactional:声明式事务管理,保证数据一致性

一、介绍 通过使用@Transactional注解,我们可以更加方便地管理事务,保障数据的一致性和可靠性。 在实际项目中,合理使用@Transactional注解可以提高「开发效率 」和代码「可维护性 」。 二、用法 @Transactional(rollbackFor = Exception.cl ......

[spring-mvc.xml] cannot be opened because it does not exist

IOException parsing XML document from class path resource [spring-mvc.xml]; nested exception is java.io.FileNotFoundException: class path resource [sp ......
spring-mvc because spring cannot opened

Nginx配置错误:connect() failed (10061: No connection could be made because the target machine actively refused it) while connecting to upstream

问题描述 今天本打算学一下Nginx反向代理发送请求到OpenResty(其实也就是个Nginx,可以把它理解成Anaconda中的python版本),再通过OpenResty使用Lua脚本向Redis或数据库查找缓存来着,在配环境的时候报了个502错误。 我把我的环境描述下,这样如果有遇到这个问题 ......

Lock wait timeout exceeded; try restarting transaction临时解决办法

错误日志 Error updating database. Cause: com.mysql.cj.jdbc.exceptions.MySQLTransactionRollbackException: Lock wait timeout exceeded; try restarting transa ......

ORACLE统计信息作业Stop job called because associated window was closed

一个Oracle 19c实例的告警日志出现告警, 具体的告警信息,如下所示: xxxxx(3):Closing scheduler windowxxxxx(3):Closing Resource Manager plan via scheduler windowxxxxx(3):Clearing R ......
associated because ORACLE called closed

【分布式】解决树莓派4B-64位更换清华源问题(GPG error:because the public key is not available)

【分布式】解决树莓派4B-64位更换清华源问题(GPG error:because the public key is not available) 别出BUG求求了 于 2022-04-30 16:15:38 发布 阅读量3.1k 收藏 18 点赞数 7分类专栏: 分布式 文章标签: debian ......
树莓 分布式 available because public

Spring源码解析——@Transactional注解的声明式事物介绍

正文 面的几个章节已经分析了spring基于@AspectJ的源码,那么接下来我们分析一下Aop的另一个重要功能,事物管理。最全面的Java面试网站 事务的介绍 1.数据库事物特性 原子性 多个数据库操作是不可分割的,只有所有的操作都执行成功,事物才能被提交;只要有一个操作执行失败,那么所有的操作都 ......
注解 Transactional 源码 事物 Spring

【Springboot2】@Transactional 使用注意

问题: 使用@Transactional注解后,事务不生效 原因: 如果一个方法A直接调用同一个类中的另一个方法B,那么@Transactional注解将会失效 解决方法: 将方法B写到另一个类中 参考: https://springdoc.cn/spring-boot-database-trans ......
Transactional Springboot2 Springboot

关于@Transaction同类调用不生效原因详解

首先简单介绍一下事务注解方式的实现原理: 在项目启动类中配置了@EnableTransactionManagement注解,此注解会拦截所有bean的创建,然后查看这个bean是否存在@Transaction注解(类、接口、方法上都可以),如果存在这个注解,spring会通过aop的方式去创建这个b ......
Transaction 同类 原因