去Cloudera Server上边看了一下日志: cat /opt/cloudera-manager/log/cloudera-scm-server/cloudera-scm-server.log 日志大概如下: etConnection(LogicalConnectionImpl.java:157) at org.hibernate.engine.transaction.internal.jdbc.JdbcTransaction.doBegin(JdbcTransaction.java:67…

问题现象 查看 [root@cmbigdata1 cloudera-scm-server]# pwd /var/log/cloudera-scm-server [root@cmbigdata1 cloudera-scm-server]# cat cloudera-scm-server.log 是如下的问题: Caused by: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException…

1.错误描述 org.hibernate.exception.GenericJDBCException: Could not open connection at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:54) at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.conver…

shiro使用redis作为缓存,出现要清除缓存时报错 java.lang.Exception: Failed to deserialize at org.crazycake.shiro.SerializeUtils.deserialize(SerializeUtils.java:41) ~[shiro-redis-2.4.2.1-RELEASE.jar:na] at org.crazycake.shiro.RedisSessionDAO.getActiveSessions(RedisSessi…

最近在研究Kettle 时出现启动时报错“A Java Exception has occurred.”的问题.刚开始没搞明白是什么原因,后来发现是jdk版本的问题.出现这个错误原因是 Kettle 7支持的jdk 版本最少是 1.8,而我的环境变量配置的jdk是1.7的.更改环境变量为1.8后就ok了.…

首先hibernate级联删除的前提是,首先需要在映射文件中配置,配置多表之间的关联关系: 下面以部门表(Dept)和员工表(Emp)为例: 1.在Emp.hbm.xml映射文件中配置many-to-one关系 <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://www.h…

异常:org.hibernate.exception.GenericJDBCException 提示:Cannot open connection 提示:不能打开链接 一般这个异常是由 java.sql.SQLException 这个异常引发的 提示是 ORA-01017: invalid username/password; logon denied 也就是hibernate的配置文件用户名或密码错误导致的…

1.什么操作出现:当我在项目中添加产品或者修改时,浏览器出现HTTP Status 500 - Request processing failed; nested exception is org.hibernate.exception.GenericJDBCException: could not execute statement; Ecplise出现这个: 十二月 20, 2017 1:51:02 下午 org.apache.catalina.core.StandardWrapperVal…

例子: Post p = new Post(); p.setPostId(3); p.setPostName("技术"); 在执行数据保持时提示session.save(p); 的错误. INFO: HHH000232: Schema update complete Hibernate: insert into Post (postName) values (?) 八月 19, 2018 5:07:17 下午 org.hibernate.engine.jdbc.spi.SqlExcep…

Java jpa调用存储过程,抛出异常如下: javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: ResultSet is from UPDATE. No Data. at org.hibernate.ejb.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1361) at org.hiberna…