hibernate配置文件如下:
<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"><!-- Generated by MyEclipse Hibernate Tools. -->
<hibernate-configuration> <session-factory>
<property name="dialect">
org.hibernate.dialect.SQLServerDialect
</property>
<property name="connection.url">jdbc:odbc:WebSite</property>
<property name="connection.username">sa</property>
<property name="connection.password">sa</property>
<property name="connection.driver_class">
sun.jdbc.odbc.JdbcOdbcDriver
</property>
<property name="hibernate.hbm2ddl.auto">none</property>
<mapping class="com.lujun.manage.login.entites.TblSysUser"/>
</session-factory></hibernate-configuration>实体类如下:
package com.lujun.manage.login.entites;import java.io.Serializable;
import javax.persistence.*;
import java.sql.Timestamp;
/**
* The persistent class for the tbl_sys_user database table.
*
*/
@Entity
@Table(name="tbl_sys_user")
public class TblSysUser implements Serializable {
private static final long serialVersionUID = 1L; @Id
@Column(name="user_id")
private String userId; private int activated; @Column(name="create_by")
private String createBy; @Column(name="create_date")
private Timestamp createDate; private String mobile; @Lob()
private String note; private String password; private int sex; private String tel; @Column(name="user_login_name")
private String userLoginName; @Column(name="user_name")
private String userName; public TblSysUser() {
} public String getUserId() {
return this.userId;
} public void setUserId(String userId) {
this.userId = userId;
} public int getActivated() {
return this.activated;
} public void setActivated(int activated) {
this.activated = activated;
} public String getCreateBy() {
return this.createBy;
} public void setCreateBy(String createBy) {
this.createBy = createBy;
} public Timestamp getCreateDate() {
return this.createDate;
} public void setCreateDate(Timestamp createDate) {
this.createDate = createDate;
} public String getMobile() {
return this.mobile;
} public void setMobile(String mobile) {
this.mobile = mobile;
} public String getNote() {
return this.note;
} public void setNote(String note) {
this.note = note;
} public String getPassword() {
return this.password;
} public void setPassword(String password) {
this.password = password;
} public int getSex() {
return this.sex;
} public void setSex(int sex) {
this.sex = sex;
} public String getTel() {
return this.tel;
} public void setTel(String tel) {
this.tel = tel;
} public String getUserLoginName() {
return this.userLoginName;
} public void setUserLoginName(String userLoginName) {
this.userLoginName = userLoginName;
} public String getUserName() {
return this.userName;
} public void setUserName(String userName) {
this.userName = userName;
}}
每次在启动的时候hiber就把表结构变了,sql输出如下:
drop table tbl_sys_user
create table tbl_sys_user (user_id varchar(255) not null, activated int not null, create_by varchar(255) null, create_date datetime null, mobile varchar(255) null, note text null, password varchar(255) null, sex int not null, tel varchar(255) null, user_login_name varchar(255) null, user_name varchar(255) null, primary key (user_id))
我用的是hibernate 3.5,哪位高手帮我一下,谢谢,或者发邮件给我:[email protected]
<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd"><!-- Generated by MyEclipse Hibernate Tools. -->
<hibernate-configuration> <session-factory>
<property name="dialect">
org.hibernate.dialect.SQLServerDialect
</property>
<property name="connection.url">jdbc:odbc:WebSite</property>
<property name="connection.username">sa</property>
<property name="connection.password">sa</property>
<property name="connection.driver_class">
sun.jdbc.odbc.JdbcOdbcDriver
</property>
<property name="hibernate.hbm2ddl.auto">none</property>
<mapping class="com.lujun.manage.login.entites.TblSysUser"/>
</session-factory></hibernate-configuration>实体类如下:
package com.lujun.manage.login.entites;import java.io.Serializable;
import javax.persistence.*;
import java.sql.Timestamp;
/**
* The persistent class for the tbl_sys_user database table.
*
*/
@Entity
@Table(name="tbl_sys_user")
public class TblSysUser implements Serializable {
private static final long serialVersionUID = 1L; @Id
@Column(name="user_id")
private String userId; private int activated; @Column(name="create_by")
private String createBy; @Column(name="create_date")
private Timestamp createDate; private String mobile; @Lob()
private String note; private String password; private int sex; private String tel; @Column(name="user_login_name")
private String userLoginName; @Column(name="user_name")
private String userName; public TblSysUser() {
} public String getUserId() {
return this.userId;
} public void setUserId(String userId) {
this.userId = userId;
} public int getActivated() {
return this.activated;
} public void setActivated(int activated) {
this.activated = activated;
} public String getCreateBy() {
return this.createBy;
} public void setCreateBy(String createBy) {
this.createBy = createBy;
} public Timestamp getCreateDate() {
return this.createDate;
} public void setCreateDate(Timestamp createDate) {
this.createDate = createDate;
} public String getMobile() {
return this.mobile;
} public void setMobile(String mobile) {
this.mobile = mobile;
} public String getNote() {
return this.note;
} public void setNote(String note) {
this.note = note;
} public String getPassword() {
return this.password;
} public void setPassword(String password) {
this.password = password;
} public int getSex() {
return this.sex;
} public void setSex(int sex) {
this.sex = sex;
} public String getTel() {
return this.tel;
} public void setTel(String tel) {
this.tel = tel;
} public String getUserLoginName() {
return this.userLoginName;
} public void setUserLoginName(String userLoginName) {
this.userLoginName = userLoginName;
} public String getUserName() {
return this.userName;
} public void setUserName(String userName) {
this.userName = userName;
}}
每次在启动的时候hiber就把表结构变了,sql输出如下:
drop table tbl_sys_user
create table tbl_sys_user (user_id varchar(255) not null, activated int not null, create_by varchar(255) null, create_date datetime null, mobile varchar(255) null, note text null, password varchar(255) null, sex int not null, tel varchar(255) null, user_login_name varchar(255) null, user_name varchar(255) null, primary key (user_id))
我用的是hibernate 3.5,哪位高手帮我一下,谢谢,或者发邮件给我:[email protected]
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hibernate.hbm2ddl.auto属性进行相关设置?
<mapping class="com.lujun.manage.login.entites.TblSysUser"/>
是不是映射的资源,在进行配置xml文件的时候出现错误
create 每次加载hibernate,重新创建数据库表结构
create-drop 加载hibernate时创建,退出是删除表结构
update 加载hibernate自动更新数据库结构
就没有none
我那个实体类是使用eclipse自动生成的,会不会是这方面的问题?
后来我把查询放在一个servlet里面执行,就OK了。但是仍然在每次启动的时候会直接执行 drop table create table这样的动作,表里面的数据都没了 让人无比郁闷。