伍马

<!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">

hibernate.cfg.xml的配置<!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">

Session session = MySessionFactory.getSessionFactory().openSession();session.load  和session.get的区别1.load会在对象不被使用的时候，不去发送sql语句到数据库查询，get则会发送语句去数据库查询2.load查询的语句没有相对应的数据，会报错，notfuandEXcption,而g

package util;import org.hibernate.Session;import org.hibernate.SessionFactory;import org.hibernate.cfg.Configuration;public class SessionFactoryUtil { // 写一个获取session的工具类 // 这里写之前配置文件里那个配置文件

<!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">

package com.mkk.goods.books.bookDao;import java.sql.SQLException;import java.util.ArrayList;import java.util.List;import org.apache.commons.dbutils.QueryRunner;import org.apache.commons.dbutils