标签:ping one column word update size publickey integer 技术
依赖:
Mysql 8.0.11
Hibernate 5.2.6 Final
1、pom.xml
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.wyl</groupId>
<artifactId>Hibernate5Demo</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>Hibernate5Demo</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>5.2.6.Final</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.11</version>
</dependency>
</dependencies>
</project>
2、hibernate.cfg.xml,这里需要特别注意不要写错
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<!-- Version 8 MySQL hiberante-cfg.xml example for Hibernate 5 -->
<hibernate-configuration>
<session-factory>
<property name ="connection.driver_class"> com.mysql.cj.jdbc.Driver </property>
<!-- property name="connection.driver_class">com.mysql.jdbc.Driver</property -->
<property name ="connection.url">jdbc:mysql://localhost:3306/test?useSSL=false&serverTimezone=UTC&allowPublicKeyRetrieval=true</property>
<property name ="dialect"> org.hibernate.dialect.MySQLDialect </property>
<property name ="connection.username"> root </property>
<property name ="connection.password"> password </property>
<property name ="connection.pool_size">3</property>
<!--property name="dialect">org.hibernate.dialect.MySQLDialect</property-->
<property name ="current_session_context_class"> thread </property>
<property name ="show_sql"> true </property>
<property name ="format_sql"> true </property>
<property name ="hbm2ddl.auto"> update </property>
<mapping resource="door.hbm.xml" />
</session-factory>
</hibernate-configuration>
3、door.hbm.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="com.wyl">
<class name="com.wyl.entity.Door" table="tb_door">
<id name="id">
<column name="id"></column>
<generator class="native"></generator>
</id>
<property name="name">
<column name="name"></column>
</property>
<property name="tel" type="java.lang.String">
<column name="tel"></column>
</property>
<property name="addr" type="java.lang.String">
<column name="addr"></column>
</property>
</class>
</hibernate-mapping>
4、在com.wyl.entity包下新建Door.java
package com.wyl.entity;
public class Door {
private Integer id;
private String name;
private String tel;
private String addr;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getTel() {
return tel;
}
public void setTel(String tel) {
this.tel = tel;
}
public String getAddr() {
return addr;
}
public void setAddr(String addr) {
this.addr = addr;
}
@Override
public String toString() {
return "Door [id=" + id + ", name=" + name + ", tel=" + tel + ", addr=" + addr + "]";
}
}
5、测试App.java
package com.wyl;
import java.util.List;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
import org.hibernate.query.Query;
import com.wyl.entity.Door;
public class App {
public static void main(String[] args) {
Configuration config = new Configuration().configure();
SessionFactory sessionFactory = config.buildSessionFactory();
Session session = sessionFactory.openSession();
Query<Door> query = session.createQuery("from Door");
List<Door> list = query.getResultList();
System.out.println(list);
session.close();
sessionFactory.close();
}
}
6、结果


标签:ping one column word update size publickey integer 技术
原文地址:https://www.cnblogs.com/wylwyl/p/13298264.html