org.hibernate.StaleStateException: Batch update returned unexpected row count from update [0]; actual row count: 0; expected: 1 batch:批量 unexpected:意想不到的 actual:实际 expected:预期 报错原因:使用Hibernate的update进行更新时,对象的主键值为空.…

org.hibernate.StaleStateException: Batch update returned unexpected row count from update [0]; actual row count: 0; expected: 1 原因:再给数据库中放入新数据的时候加了id,然而有了id,系统默认为修改方法就回去在库中查找,所以出错. 解决方法:将生成的id去掉.…

org.hibernate.StaleStateException: Batch update returned unexpected row count from update: 0 actual row count: 0 expected: 1 出现这一错误的主要原因有两个       使用的是hibernate的saveOrUpdate方法保存实例.saveOrUpdate方法要求ID为null时才执行SAVE,在其它情况下执行UPDATE.在保存实例的时候是新增,但你的ID不为null,…

在one-to-many时遇到此异常,本以为是配置出错.在使用s标签开启debug模式,并在struts2主配置文件中添加异常映射,再次提交表单后得到以下异常详情. org.springframework.orm.hibernate5.HibernateOptimisticLockingFailureException: Batch update returned unexpected row count from update [0]; actual row count: 0; expecte…

Batch update returned unexpected row count from update [0]; actual row count: 0; expected: 1; nested exception is org.hibernate.StaleStateException: Batch update returned unexpected row count from update [0]; actual row count: 0; expected: 1 我遇到这个异常出…

控制台报错: 08:07:09.293 [http-bio-8080-exec-2] ERROR org.hibernate.internal.SessionImpl - HHH000346: Error during managed flush [Batch update returned unexpected row count from update [0]; actual row count: 0; expected: 1] 查阅许多博客得出了自己的理解,请大家指教: 由于存在隐藏表单进…

以前在session.Update(object).没发现啥问题,最近update的时候,老是报错:Nhibernate Batch update returned unexpected row count from update; actual row count: 0 ;后来发现这个是因为nhibernate一级缓存机制引起的,所以我们要这么做就没啥问题了. session.Clear(); session.Update(); session.Flush(); 这三个东西,session.C…

这是因为没有设置要更新的主键导致的,只要设置了要更新的主键就能更新成功(没有主键当然不能更新)…

在操作hibernate数据库时,调用saveOrUpdate方法进行更新保存对象时, (1)ID为null时执行SAVE,但是前端jsp通过<input type="hidden" name="gwsz.id" value="${gwsz.id }">接收到的为"",不为null,所以出现异常. (2)ID不为null时执行UPDATE.在保存实例的时候是新增,但你的ID不为null,所以使用的是UPDATE,但…

使用了hibernate的主键生成策略,而在程序中又主动去设置了主键值.<class name="ProductRegion" table="PRODUCT_REGION" lazy="false">        <id name="id" column="PRODUCT_REGION_ID">            <generator class="native…

参考:http://blog.csdn.net/ssyan/article/details/7471343 也是出现类似问题,在前台页面的隐藏域中判断id是否为null,而没有去判断是否为空字符串. <s:if test='id!=null&&id!=""'> <input type="hidden" name="id" value='<s:property value="id"/>…

ERROR - Exception executing batch:  org.hibernate.StaleStateException: Batch update returned unexpected row count fr om update [0]; actual row count: 0; expected: 1 ERROR - Could not synchronize database state with session org.hibernate.StaleStateExc…

具体异常如下: Caused by: org.hibernate.StaleStateException: Batch update returned unexpected row count from update [0]; actual row count: 0; expected: 1at org.hibernate.jdbc.Expectations$BasicExpectation.checkBatched(Expectations.java:81)at org.hibernate.j…

由于执行两次excute,所以在做删除操作的时候会出现 Batch update returned unexpected row count from update [0]; actual row count: 0; expected: 1 表示找不到要删除的 在控制台出现的语句是 Hibernate: delete from user where id=? Hibernate: delete from user where id=? 两个一样的 在网上找了好久也没有发现是什么原因,有些道友说是…

Hibernate的对象有3种状态,分别为:瞬时态(Transient). 持久态(Persistent).脱管态(Detached).处于持久态的对象也称为PO(Persistence Object),瞬时对象和脱管对象也称为VO(Value Object). 瞬时态         由new命令开辟内存空间的java对象, eg. Person person = new Person("xxx", "xx"); 如果没有变量对该对象进行引用,它将被java虚拟机…

insertRowsAtIndexPaths 和 deleteRowsAtIndexPaths 同 numberOfRowsInSection 的关系 如果不处理好这个关系,大概所有的问题都是这样的: Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'Invalid update: invalid number of rows in section 6. The numbe…

ERROR org.hibernate.hql.internal.ast.ErrorCounter unexpected token: form 异常解决 根据异常提示:我找了我的MySQL语句:果然找到了 将FORM修改为FROM后运行就对了 这些都是粗心导致,希望我能记住这个错误. 我百度了一下,发现还有许多类似的错误 总结: ERROR org.hibernate.hql.internal.ast.ErrorCounter :unexpected token: xxxx 解决办法: 1.首…

Hibernate的对象有3种状态,分别为:瞬时态(Transient). 持久态(Persistent).脱管态(Detached).处于持久态的对象也称为PO(Persistence Object),瞬时对象和脱管对象也称为VO(Value Object).  瞬时态         由new命令开辟内存空间的java对象, eg. Person person = new Person("xxx", "xx"); 如果没有变量对该对象进行引用,它将被java虚拟…

欢迎关注微信公众号 Error starting userland proxy: /forwards/expose/port returned unexpected status: 500. docker:来自守护进程的错误响应:驱动程序在端点dockermysql (75e18e7c760e7b4b4b4b4eb18080c22cf1cb49ce55a3a5b72cde1ee6092d54)上编程外部连接失败:启动用户代理错误:/转发/暴露/端口返回意外状态:500. 本次解决的是安装mysq…

1,select * from salgrade for update session1 session2 SQL> delete salgrade where grade=1; 1 row deleted.     SQL> select * from salgrade for update; 此时session2被阻塞 SQL> rollback; Rollback complete.            GRADE    LOSAL       HISAL ----------…

在MySQL Workbench里面使用SQL语句: delete from 表名 提示出错: Error Code: 1175.You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column. 这是因为设置的是safe update mode,必须跟where. 解决方法有两个: 1. 运行SET SQL_SAFE_UPDATES=0; 2. 打开Edit…

Mysql update error: Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column To disable safe mode, toggle the option in Preferences -> SQL Queries and reconnect mysql有个叫SQL_SAFE_UPDATES的变…

今天遇到一个mysql错误:   Error Code: . You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column To disable safe mode, toggle the option in Preferences -> SQL Queries and reconnect. 网上查了一下,原来是SET SQL_SAFE_UPDATES设置…

转载自:http://blog.csdn.net/dragonpeng2008/article/details/7279590 Error: 1175 SQLSTATE: HY000 (ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE) Message: You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column. Solution:…

使用MySQL执行update的时候报错:   MySQL     在使用mysql执行update的时候,如果不是用主键当where语句,会报如下错误,使用主键用于where语句中正常. 异常内容:Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column To disable safe mode, toggle t…

错误描述 11:14:39 delete from t_analy_yhd Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column To disable safe mode, toggle the option in Preferences -> SQL Editor and reconnect. 0.000 se…

1 错误描述 19:15:34 call sp_store_insert(90) Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column To disable safe mode, toggle the option in Preferences -> SQL Editor and reconnect. 0.093…

在修改一条数据字段时报错: Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column.  To disable safe mode, toggle the option in Preferences -> SQL Editor and reconnect. 0.000 sec 解决办法步骤: 1:先执行  show…

1 引言 当更新字段缺少where语句时,mysql会提示一下错误代码: Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column To disable safe mode, toggle the option in Preferences -> SQL Queries and reconnect. 0.000 se…

Error: 1175 SQLSTATE: HY000 (ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE) Message: You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column. Solution: SET SQL_SAFE_UPDATES = 0; update T set col = 'xxx' where  condi…