困扰好几天了,Hibernate插入时报ConstraintViolationException异常

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org.hibernate.exception.ConstraintViolationException 约束违反异常

org.hibernate.exception.ConstraintViolationException 约束违反异常 原因 必填字段没有传入值 违反唯一键,重复插入。(本身表中已经存在相同数据) 解决 将字段设置可以为空 设置默认值 测试环境报错异常 ...

解决异常org.hibernate.exception.ConstraintViolationException: could not delete:

解决异常org.hibernate.exception.ConstraintViolationException: could not delete:   org.hibernate.exception.ConstraintViolationException: could not delete: [org.jbpm.pvm.internal.model....

org.hibernate.exception.ConstraintViolationException: could not insert:

org.hibernate.exception.ConstraintViolationException: could not insert:

hibernate连接mysql插入数据出错ConstraintViolationException

 package ... import java.util.List; import org.hibernate.Query; import org.hibernate.Session; import org.hibernate.SessionFactory; import org.hibernate.cfg.Configuration; imp

解决异常org.hibernate.exception.ConstraintViolationException: Could not execute JDBC

测试多对多关联时报错: org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:94) at...

错误:org.hibernate.exception.ConstraintViolationException

这是MySQL数据库报的违反唯一性约束异常,该异常表示,在插入的字段中某一字段或某个字段的组合违反了数据库唯一性约束 解决办法:1:先查看所操作的表是否存在类似的唯一约束;  2:仔细检查字段中是否有值不...

解决 org.hibernate.exception.ConstraintViolationException: could not execute statement

初入几天 Hibernate 框架,下午写了一堆 JUnit 测试,结果基本上全部报错: org.hibernate.exception.ConstraintViolationException: could not execute statement  其字面意思就是”违反约束异常,无法执行...

hibernate ConstraintViolationException解决方案之一

hibernate报出下列异常,为主键冲突异常。可以先查看hibernate配置文件中的主键策略是否为sequence,如果是,再查看数据库中原始数据是否存在该sequence的nextVal的数据, 如果存在只需要修改sequence的下一个值...

SSH级联操作报错:org.hibernate.exception.ConstraintViolationException: Could not execute

SSH整合过程中,删除具有外键的记录时报错,spring4+hibernate4org.hibernate.exception.ConstraintViolationException: Could not execute 因为有外键约束,所以报错。 两个表的关系为基于外键的双向1-1关联 A...

org.hibernate.exception.ConstraintViolationException

1、错误描述 Caused by:org.hibernate.exception.ConstraintViolationException:Could not execute JDBC batch update. 2、错误原因 3、解决办法

org.hibernate.exception.ConstraintViolationException: could not insert解决

MyEclipse 8.6+Hibernate3.2 问题 使用Hibernate出现如下错误: org.hibernate.exception.ConstraintViolationException: could not insert: [com.lo.entities.Address] at org.hibernate.exception....

org.hibernate.exception.ConstraintViolationException: could not insert

org.hibernate.exception.ConstraintViolationException: could not insert 报错原因: generator id设置问题 hibernate的映射文件bean.hbm.xml是跟库表一一对应的,如果库表中存在

org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update

出现这个错误有可能是下面这种情况 修改前 <id name="id"> <generator class="native"/> </id> <...set name="orders" inverse="true" cascade="delete-orphan">......

org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update解决

环境 Eclipse Indigo + Hibernate3.2 + Oracle 11g R2 + SQLPlus   问题 运行Hibernate程序,报...org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update at org.hibernate

org.hibernate.exception.ConstraintViolationException: could not execute stat

--------------------------hibernate级联操作--------------------- 这是一个外键对应的字段,必须要设置为允许为空状态否则插不进去,报错

解决异常org.hibernate.exception.ConstraintViolationException: could not delete

调用方法RepositoryService.deleteDeploymentCascade(deploymentId)时报org.hibernate.exception.ConstraintViolationException: could not delete: [org.jbpm.pvm.internal.model.ExecutionImpl#1] 连接Mysql...

紧急求救,在线等,hibernate插入更新数据报错

各位hibernate报错麻烦各位看一下,在本地和测试环境都没有问题。提到生产上后,就一直报这个错 2016-05-07 12:16:08:WARN http-8888-3 org.hibernate.util.JDBCExceptionReporter - SQL Error: 1, ...

org.hibernate.exception.ConstraintViolationException: could not execute statement at org.hibernate.

当设置了外键时,主表删除数据报错 要在主表的配置中加一条配置  cascade="delete" 

解决org.hibernate.exception.ConstraintViolationException: could not execute statement 的问题

今天在使用Hibernate做级联删除的时候,总是报 org.hibernate.exception.ConstraintViolationException: could not execute statement 的问题,字面意思是约束关联异常,查看控制台输出的数据库执行语句,发现每次...

在使用Hibernate save()方法的时候 报错: org.hibernate.exception.ConstraintViolationException:could ...

org.hibernate.exception.ConstraintViolationException:could not perform addBath  错误可能原因:实体属性的值与数据库字段类型相悖(如:数据库中不允许为null,单数传值为null)

org.hibernate.exception.ConstraintViolationException: could not delete:

解决异常org.hibernate.exception.ConstraintViolationException: could not delete:文章分类:IT生活 调用方法RepositoryService.deleteDeploymentCascade(deploymentId)时报org.hibernate.exception....

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