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共5个回答
热心网友
Specified key was too long; max key length is 767 bytes
指定的主键字段太长,最大的主键长度是767 bytes
热心网友
可能 是你的配置文件User有问题参考一下
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="hibernate.connection.url">jdbc:mysql://localhost/hibernate_first </property>
<property name="hibernate.connection.username">root</property>
<property name="hibernate.connection.password">root</property>
<property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
<property name="hibernate.show_sql">true</property>
<property name="hibernate.hbm2ddl.auto">update</property>
<mapping resource="org///vo/User.hbm.xml" />
</session-factory>
</hibernate-configuration>
=============================
User.hbm.xml
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<!--
Mapping file autogenerated by MyEclipse Persistence Tools
-->
<hibernate-mapping>
<class name="org.lzq.jxlt.vo.User" table="user">
<id name="id" type="java.lang.Integer">
<column name="id" />
<generator class="native" />
</id>
<property name="name" type="java.lang.String">
<column name="name" />
</property>
。
。
。
。
</class>
</hibernate-mapping>
热心网友
user是mysql的关键字,换个名字试试
热心网友
为什么要用hibernate来建表呢?
热心网友
hbm2dll.auto属性设为true了么?