Hibernate原生sql查询简单入门

package cn.zhicheng.domain;

import java.util.List;

import org.hibernate.Criteria;
import org.hibernate.SQLQuery;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.junit.Test;

import cn.itheima.utils.HibernateUtils;

public class Demo06 {
	@Test
	//原生sql查询
	public void test(){
		
		Session s = HibernateUtils.openSession();
		Transaction tx = s.beginTransaction();
		
		String sql = "select * from cst_customer";
		SQLQuery query = s.createSQLQuery(sql);
		SQLQuery addEntity = query.addEntity(Customer.class);
		List<Customer> list = addEntity.list();
		System.out.println(list);
		
		tx.commit();
		s.close();
	}
	
	@Test
	//原生sql条件查询占位符
	public void test2(){
		
		Session s = HibernateUtils.openSession();
		Transaction tx = s.beginTransaction();
		
		String sql = "select * from cst_customer where cust_id = ?";
		SQLQuery query = s.createSQLQuery(sql);
		query.setParameter(0, 1l);
		SQLQuery addEntity = query.addEntity(Customer.class);
		List<Customer> list = addEntity.list();
		System.out.println(list);
		
		tx.commit();
		s.close();
	}
	
	@Test
	//原生sql分页查询
	public void test3(){
		
		Session s = HibernateUtils.openSession();
		Transaction tx = s.beginTransaction();
		
		String sql = "select * from cst_customer limit ?,? ";
		SQLQuery query = s.createSQLQuery(sql);
		query.setParameter(0, 0);
		query.setParameter(1, 1);
		SQLQuery addEntity = query.addEntity(Customer.class);
		List<Customer> list = addEntity.list();
		System.out.println(list);
		
		tx.commit();
		s.close();
	}
	
}