org.hibernate.exception.SQLGrammarException: could not execute statement-慕课网

org.hibernate.exception.SQLGrammarException: could not execute statement

来源：1-11 通过Hibernate API编写访问数据库的代码

一杯java

2016-12-11 11:50

org.hibernate.exception.SQLGrammarException: could not execute statement
   at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:82)
   at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:49)
   at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:125)
   at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:110)
   at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.executeUpdate(ResultSetReturnImpl.java:136)
   at org.hibernate.engine.jdbc.batch.internal.NonBatchingBatch.addToBatch(NonBatchingBatch.java:58)
   at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:3067)
   at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:3509)
   at org.hibernate.action.internal.EntityInsertAction.execute(EntityInsertAction.java:88)
   at org.hibernate.engine.spi.ActionQueue.execute(ActionQueue.java:377)
   at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:369)
   at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:286)
   at org.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:339)
   at org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:52)
   at org.hibernate.internal.SessionImpl.flush(SessionImpl.java:1234)
   at org.hibernate.internal.SessionImpl.managedFlush(SessionImpl.java:404)
   at org.hibernate.engine.transaction.internal.jdbc.JdbcTransaction.beforeTransactionCommit(JdbcTransaction.java:101)
   at org.hibernate.engine.transaction.spi.AbstractTransactionImpl.commit(AbstractTransactionImpl.java:175)
   at StudentTest.destory(StudentTest.java:45)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
   at java.lang.reflect.Method.invoke(Method.java:497)
   at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45)
   at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
   at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42)
   at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:36)
   at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263)
   at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68)
   at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47)
   at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
   at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
   at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
   at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
   at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
   at org.junit.runners.ParentRunner.run(ParentRunner.java:300)
   at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)
   at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
   at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459)
   at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675)
   at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)
   at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'GROUP, SID) values ('张三丰', '男', '15级', '软件工程', '软件组', 3)' at line 1
   at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
   at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
   at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
   at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
   at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
   at com.mysql.jdbc.Util.getInstance(Util.java:386)
   at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1054)
   at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4190)
   at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4122)
   at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2570)
   at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2731)
   at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2818)
   at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2157)
   at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2460)
   at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2377)
   at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2361)
   at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.executeUpdate(ResultSetReturnImpl.java:133)
   ... 37 more

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5回答

一杯java

2016-12-11 13:06:00

解决了group是关键字。。。醉了

0 1
一杯java

2016-12-11 12:53:32

<?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">
<hibernate-configuration>
   <session-factory>
       <property name="connection.username">root</property>
       <property name="connection.password">123456</property>
       <property name="connection.driver_class">com.mysql.jdbc.Driver</property>
       <property name="connection.url">jdbc:mysql:///hibernate?useUnicode=true&characterEncoding=UTF-8</property>
       <property name="dialect">org.hibernate.dialect.MySQLDialect</property>
       <property name="show_sql">true</property>
       <property name="format_sql">true</property>
       <property name="hbm2ddl.auto">create</property>
       <mapping resource="com/maker/po/Student.hbm.xml" />
   </session-factory>
</hibernate-configuration>

0 0
一杯java

2016-12-11 11:52:20

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.service.ServiceRegistryBuilder;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

import com.maker.po.Student;

//测试类
public class StudentTest {

   private SessionFactory sessionFactory;
   private Session session;
   private Transaction transaction;

   @Before
   public void init() {
       // 创建配置对象
       Configuration config = new Configuration().configure();
       // 创建服务注册对象
       ServiceRegistry serviceRegistry = new ServiceRegistryBuilder()
               .applySettings(config.getProperties()).buildServiceRegistry();
       // 创建会话工厂对象
       sessionFactory = config.buildSessionFactory(serviceRegistry);
       // 创建会话对象
       session = sessionFactory.openSession();
       // 开启事务
       transaction = session.beginTransaction();
   }

   @Test
   public void testSaveStudents() {
       // 生成学生对象
       Student s = new Student(3, "张三丰", "男", "15级", "软件工程", "软件组");
       session.save(s);// 保存对象进入数据库
   }

   @After
   public void destory() {
       transaction.commit();// 提交事务
       session.close();// 关闭会话
       sessionFactory.close();// 关闭会话工厂

   }
}

0 0
一杯java

2016-12-11 11:51:43

<?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="com.maker.po.Student" table="STUDENT">
        <id name="sid" type="int" access="field">
            <column name="SID" />
            <generator class="assigned" />
        </id>
        <property name="name" type="java.lang.String" access="field">
            <column name="NAME" />
        </property>
        <property name="gender" type="java.lang.String" access="field">
            <column name="GENDER" />
        </property>
        <property name="nianji" type="java.lang.String" access="field">
            <column name="NIANJI" />
        </property>
        <property name="zhuanye" type="java.lang.String" access="field">
            <column name="ZHUANYE" />
        </property>
        <property name="group" type="java.lang.String" access="field">
            <column name="GROUP" />
        </property>
    </class>
</hibernate-mapping>

0 0
一杯java

2016-12-11 11:51:16

package com.maker.po;

public class Student {
   private int sid;
   private String name;
   private String gender;
   private String nianji;
   private String zhuanye;
   private String group;

   public Student(){

   }

   public Student(int sid,String name, String gender, String nianji, String zhuanye,
           String group) {
       super();
       this.sid=sid;
       this.name = name;
       this.gender = gender;
       this.nianji = nianji;
       this.zhuanye = zhuanye;
       this.group = group;
   }

   @Override
   public String toString() {
       return "Student [sid=" + sid + ", name=" + name + ", gender=" + gender
               + ", nianji=" + nianji + ", zhuanye=" + zhuanye + ", group="
               + group + "]";
   }



}

0 0

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