hibernate操作:

实例化两个model类,更新时会提示

 a different object with the same identifier value was already associated with the session: 
 
解决方法:merge

a different object with the same identifier value was already associated with the session:的更多相关文章

  1. [转]解决a different object with the same identifier value was already associated with the session错误

    1.a different object with the same identifier value was already associated with the session. 错误原因:在h ...

  2. a different object with the same identifier value was already associated with the session:错误；

    当出现a different object with the same identifier value was already associated with thesession时,一般是因为在h ...

  3. 解决a different object with the same identifier value was already associated with the session错误

    [转]解决a different object with the same identifier value was already associated with the session错误 这个错 ...

  4. hibernate中一种导致a different object with the same identifier value was already associated with the session错误方式及解决方法

    先将自己出现错误的全部代码都贴出来: hibernate.cfg.xml <?xml version="1.0" encoding="UTF-8"?> ...

  5. Hibernate Error: a different object with the same identifier value was already associated with the session

    在执行Hibernate的Update操作时,报错:a different object with the same identifier value was already associated w ...

  6. Exception 06 : org.hibernate.NonUniqueObjectException: A different object with the same identifier value was already associated with the session :

    异常名称: org.hibernate.NonUniqueObjectException: A different object with the same identifier value was ...

  7. org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session:

    保存实体异常 https://blog.csdn.net/zzzz3621/article/details/9776539 org.hibernate.NonUniqueObjectException ...

  8. org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session异常解决办法

    org.hibernate.NonUniqueObjectException: a different object with the same identifier value was alread ...

  9. Hibernate更新数据报错:a different object with the same identifier value was already associated with the session: [com.elec.domain.ElecCommonMsg#297e35035c28c368015c28c3e6780001]

    使用hibernate更新数据时,报错 Struts has detected an unhandled exception: Messages: a different object with th ...

随机推荐

  1. 为你的Web程序加个启动画面

    .Net开发者一定熟悉下面这个画面: 这就是宇宙第一IDE Visual Studio的启动画面,学名叫Splash Screen(或者Splash Window).同样,Javar们一定对Eclip ...

  2. C语言 · 判定数字

    编写函数,判断某个给定字符是否为数字. 样例输入 9 样例输出 yes #include<stdio.h> int main(){ char c; scanf("%c" ...

  3. Convert BSpline Curve to Arc Spline in OpenCASCADE

    Convert BSpline Curve to Arc Spline in OpenCASCADE eryar@163.com Abstract. The paper based on OpenCA ...

  4. 了不起的 nodejs-TwitterWeb 案例 bug 解决

    了不起的nodejs算是一本不错的入门书,不过书中个别案例存在bug,按照书中源码无法做出和书中相同效果,原本兴奋的心情掺杂着些许失落. 现在我们看一下第七章HTTP,一个Twitter Web客户端 ...

  5. node中的Stream－Readable和Writeable解读

    在node中,只要涉及到文件IO的场景一般都会涉及到一个类-Stream.Stream是对IO设备的抽象表示,其在JAVA中也有涉及,主要体现在四个类-InputStream.Reader.Outpu ...

  6. 玩转spring boot——结合jQuery和AngularJs

    在上篇的基础上 准备工作: 修改pom.xml <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi=&q ...

  7. js attribute 和 jquery attr 方法

    attribute 是原生js dom 对象上的一个属性,这个属性有很多子属性,比如 isId(判断属性是否是Id) , name (获取属性名称) , value (获取属性值),attribute ...

  8. css样式之超出隐藏

    文本超出部分隐藏,总结两种方法. 1.单行隐藏 html代码 <div class="mi">当文字超过范围的时候,超出部分会隐藏起来.</div> css ...

  9. ESLint的使用笔记

    原文地址:https://csspod.com/getting-started-with-eslint/?utm_source=tuicool&utm_medium=referral 在团队协 ...

  10. HTML5笔记2——HTML5音/视频标签详解

    音视频的发展史 早期:<embed>+<object>+文件 问题:不是所有浏览器都支持,而且embed不是标准. 现状:Realplay.window media.Quick ...