数据库操作语言HQL

package net.roseindia.hqlexamples;import java.util.Iterator;import java.util.List;import org.hibernate.Query;import org.hibernate.Session;import org.hibernate.SessionFactory;import org.hibernate.Transaction;import net.roseindia.model.*;/** * HQL Select Example In this example we are selecting all the customers from * the datastore */public class HQLSelect {public static void main(String[] args) throws Exception {/** Getting the Session Factory and session */SessionFactory factory = HibernateUtil.getSessionFactory();Session session = factory.getCurrentSession();/** Starting the Transaction */Transaction tx = session.beginTransaction();// Create Select Clause HQLString HQL_QUERY = "select c from Customer c";Query query = session.createQuery(HQL_QUERY);List result = query.list();for (Iterator it = result.iterator(); it.hasNext();) {Customer customer = (Customer) it.next();System.out.println("ID: " + customer.getId());System.out.println("Name: " + customer.getCustomerName());System.out.println("Phone: " + customer.getCustomerPhone());}/** Closing Session */session.close();}}

log4j.properties

log4j.appender.stdout=org.apache.log4j.ConsoleAppenderlog4j.appender.stdout.Target=System.outlog4j.appender.stdout.layout=org.apache.log4j.PatternLayoutlog4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%nlog4j.rootLogger=warn, stdout

package net.roseindia.model;import java.io.Serializable;import javax.persistence.Column;import javax.persistence.Entity;import javax.persistence.Id;import javax.persistence.Table;import javax.persistence.GeneratedValue;/** * @author Deepak Kumar * Hibernate HQL Tutorials */@Entity@Table(name="customers")public class Customer {@Id@GeneratedValue@Column(name = "id")  private Integer id;@Column(name="customer_name")private String customerName;@Column(name="customer_phone")private String customerPhone;public Integer getId() {return id;}public void setId(Integer id) {this.id = id;}public String getCustomerName() {return customerName;}public void setCustomerName(String customerName) {this.customerName = customerName;}public String getCustomerPhone() {return customerPhone;}public void setCustomerPhone(String customerPhone) {this.customerPhone = customerPhone;}}

源代码：http://pan.baidu.com/share/link?shareid=421815&uk=3878681452

原文：http://www.roseindia.net/hibernate/examples/hql/HQL-Select.html

参考：http://188029.net/hibernate/hib.html