今天使用hibernate出个奇怪的错误,第一次碰到 Remember that ordinal parameters are 1-based! 原因是 问题发生的原因是:hql语句里不需要参数,却添加了一个参数! 我的HQL语句: @Override public Dept getDeptById(Dept dept) { return (Dept) super.getHibernateTemplate().find("from Dept d where d.did=:did", d…
使用Spring提供的模板类HibernateDaoSupport,如果单纯的使用'命名参数'的形式编写HQL语句如: public class UserDaoImpl extends HibernateDaoSupport implements IUser { @Override public User login(String userName, String pwd) { String hql="from User as u where u.username=:userName and u…
问题描述 java.lang.IndexOutOfBoundsException: Remember that ordinal parameters are 1-based! 红色部分报错 for (int i = 0; i < listParam.size(); i++) { query.setParameter(i, listParam.get(i));} 原因 需要的查询参数数量和实际赋值的数量不一致,例如我在sql语句中只有3个“?”,在for循环中却要赋值4次 实际案例 sql.app…
先贴出异常 Struts has detected an unhandled exception: Messages: Position beyond number of declared ordinal parameters. Remember that ordinal parameters are 1-based! Position: 1 File: org/hibernate/engine/query/spi/ParameterMetadata.java Stacktraces org.h…
今天写了一个模糊查询的SQL语句,发现了点有趣的东东 情景: 平时写模糊查询的时候是"select * from user where username like %?%" 然后就是setParameter 结果hibernate就抛了个错误unexpected % 什么!难道不能加通配符吗 然后我就改成"select * from user where username like '%?%'" 结果又抛了个错误org.hibernate.QueryParamete…
Introduction Microsoft .NET 4.5 introduced new "async and await" methods to provide an easy way of implementing asynchronisity using .NET "Task" objects. This allows developers to make async calls more flexibly, as opposed to standard…