set global max_allowed_packet = 100*1024*1024* 

show VARIABLES like '%max_allowed_packet%'

package insert;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.Date;
import com.mysql.jdbc.PreparedStatement;
public class InsertTest {
   public static void main(String[] args) throws ClassNotFoundException, SQLException {
     final String url = "jdbc:mysql://127.0.0.1/teacher" ; 
     final String name = "com.mysql.jdbc.Driver" ; 
     final String user = "root" ; 
     final String password = "123456" ; 
     Connection conn = null ; 
     Class.forName(name); //指定连接类型 
     conn = DriverManager.getConnection(url, user, password); //获取连接 
     if (conn!= null ) {
       System.out.println( "获取连接成功" );
       insert(conn);
     } else {
       System.out.println( "获取连接失败" );
     }
   }
   public static void insert(Connection conn) {
     // 开始时间
     Long begin = new Date().getTime();
     // sql前缀
     String prefix = "INSERT INTO t_teacher (id,t_name,t_password,sex,description,pic_url,school_name,regist_date,remark) VALUES " ;
     try {
       // 保存sql后缀
       StringBuffer suffix = new StringBuffer();
       // 设置事务为非自动提交
       conn.setAutoCommit( false );
       // 比起st，pst会更好些
       PreparedStatement pst = (PreparedStatement) conn.prepareStatement( "" ); //准备执行语句
       // 外层循环，总提交事务次数
       for ( int i = 1 ; i = 100 ; i++) {
         suffix = new StringBuffer();
         // 第j次提交步长
         for ( int j = 1 ; j = 100000 ; j++) {
           // 构建SQL后缀
           suffix.append( "('" + uutil.UUIDUtil.getUUID()+ "','" +i*j+ "','123456'" + ",'男'" + ",'教师'" + ",'www.bbk.com'" + ",'XX大学'" + ",'" + "2016-08-12 14:43:26" + "','备注'" + ")," );
         }
         // 构建完整SQL
         String sql = prefix + suffix.substring( 0 , suffix.length() - 1 );
         // 添加执行SQL
         pst.addBatch(sql);
         // 执行操作
         pst.executeBatch();
         // 提交事务
         conn.commit();
         // 清空上一次添加的数据
         suffix = new StringBuffer();
       }
       // 头等连接
       pst.close();
       conn.close();
     } catch (SQLException e) {
       e.printStackTrace();
     }
     // 结束时间
     Long end = new Date().getTime();
     // 耗时
     System.out.println( "1000万条数据插入花费时间 : " + (end - begin) / 1000 + " s" );
     System.out.println( "插入完成" );
   }
}