JUnit 做hibernate项目单元测试的时候,发现控制台明明打印了insert语句的日志就是没有数据
这是hbm.xml
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
<class name="com.gyf.hibernate.domain.User" table="tb5">
<id name="uid" column="id">
<generator class="native"></generator>
</id>
<property name="username"></property>
<property name="password"></property>
</class>
</hibernate-mapping>
这是hibernate.cfg.xml
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<!-- 1、配置数据库连接的4个参数 -->
<property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="hibernate.connection.url">jdbc:mysql:///tb3</property>
<property name="hibernate.connection.username">root</property>
<property name="hibernate.connection.password">123456</property>
<!-- 是否显示sql语句 -->
<property name="show_sql">true</property>
<!-- 是否格式化sql语句 -->
<property name="format_sql">true</property>
<!-- 是否自动提交事务 -->
<property name="hibernate.connection.autocommit">true</property>
<!-- 2、配置JavaBean与表的映射文件 -->
<mapping resource="com/gyf/hibernate/domain/User.hbm.xml"/>
</session-factory>
</hibernate-configuration>
package com.gyf.hibernate.test;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.junit.Test;
import com.gyf.hibernate.domain.User;
public class Lesson02 {
@Test
public void test1(){
Configuration cfg = new Configuration().configure();
//2.创建会话工厂
SessionFactory factory = cfg.buildSessionFactory();
//3.创建会话
Session session = factory.openSession();
//开启事务
Transaction trans = session.beginTransaction();
//保存
User user = new User();
user.setUsername("gyf");
user.setPassword("123");
session.save(user);
//提交事务
trans.commit();
//4.关闭会话
session.close();
//5.关闭工厂,释放资源
factory.close();
}
}