Home Database Mysql Tutorial 如何使用JSP+MySQL创建留言本(二)_MySQL

如何使用JSP+MySQL创建留言本(二)_MySQL

Jun 01, 2016 pm 02:09 PM
use create how object database

有了数据库下面就要对数据库操作读取留言了!
下面列出显示留言的主要程序
import ="java.util.*"
import ="java.io.*"
contentType="text/html; charset=gb2312"
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萍慧自由空间留言本





萍慧自由空间留言本


bordercolordark="#6666FF" cellpadding="0" cellspacing="0" align="center">
  
  

String string_page;
int Page,RecoderPage,RecoderRow;
try{string_page=request.getParameter("page");
}catch (NullPointerException e){string_page="";}
try{Page=Integer.parseInt(string_page);
}catch(NumberFormatException e)
{Page=0;
}

java.sql.Connection sqlConn; //数据库连接对象
java.sql.Statement sqlStmt; //语句对象
java.sql.ResultSet sqlRst; //结果集对象
//登记JDBC驱动对象
Class.forName ("org.gjt.mm.mysql.Driver").newInstance ();
//连接数据库
sqlConn= java.sql.DriverManager.getConnection ("jdbc:mysql://localhost/p","test","");
//创建语句对象
sqlStmt=sqlConn.createStatement  
(java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE,java.sql.ResultSet.CONCUR_READ_ONLY);
//执行Sql语句
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