1. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&quo…
基于主键映射1-1关联关系和基于外键映射1-1关联关系的不同,主要区别是在配置映射文件上会有区别 两个持久化类为Manager和Department 1:基于主键映射1-1关联关系 1)使用其他持久化类的主键生成主键的实体的映射文件 首先需要指定主键生成方式为foreigner 格式为: <id name="departmentId" type="java.lang.Integer"> <column name="department_i…
1. 2. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&…
1. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&quo…
1. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&quo…
0. 1. drop database if exists SAMPLEDB; create database SAMPLEDB; use SAMPLEDB; create table MONKEYS( ID bigint not null, NAME varchar(15), primary key (ID) ); create table TEACHERS( ID bigint not null, NAME varchar(15), primary key(ID) ); create tab…
1. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&quo…
1. 2.第一类丢失更新 3.脏读 4.虚读.幻读 5.不可重复读 6.第二类丢失更新 7.数据库的锁机制 8.数据库事务的隔离机制…
1. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&quo…
1. 2. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&…
1. 2. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&…
1. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&quo…
1. 2. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&…
1. 2. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&…
1. 2. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&…
1. 2. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&…
1. 2. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&…
1. 2. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&…
一. 1. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&…
1. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&quo…
1. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&quo…
1. package mypack; import java.lang.reflect.Constructor; import org.hibernate.*; import org.hibernate.cfg.Configuration; import java.io.*; import java.sql.Time; import java.util.*; public class BusinessService{ public static SessionFactory sessionFac…
1. package mypack; import java.util.*; public class Monkey{ private Long id; private String firstname; private String lastname; private char gender; private int age; private int avgAge; private String description; public Monkey() {} public Monkey(Str…
1. package mypack; import org.hibernate.*; import org.hibernate.cfg.Configuration; import java.util.*; public class BusinessService{ public static SessionFactory sessionFactory; /** 初始化Hibernate,创建SessionFactory实例 */ static{ try{ // 根据默认位置的Hibernate配…
1. 2. drop database if exists SAMPLEDB; create database SAMPLEDB; use SAMPLEDB; drop table if exists MONKEYS ; create table MONKEYS( ID bigint not null, NAME varchar(15), COUNT int, VERSION integer, primary key (ID) ) type=INNODB; insert into MONKEYS…
1. 2. hibernate.dialect=org.hibernate.dialect.MySQLDialect hibernate.connection.driver_class=com.mysql.jdbc.Driver hibernate.connection.url=jdbc:mysql://localhost:3306/sampledb hibernate.connection.username=root hibernate.connection.password=1234 hib…
1. <?xml version="1.0"?> <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"> <hibernate-mapping > <class name=&quo…
1. package mypack; import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.table.*; import java.util.*; public class MonkeyGui implements ActionListener{ private BusinessService businessService=new BusinessService(); //界面…
本文以Customer和Address类的关系为例说明一对一关联映射:以Category和Item类的关系说明多对多关联关系.一.映射一对一关联: 分两种情况:按照外键映射和按照主键映射.这两种方式的区别在于对应表结构的不同. 1.按照外键映射: 实例代码:Customer.hbm.xml: <many-to-one name="homeAddress" class="mypack.Address" column="HOME_ADDRESS_ID&q…