📄 105.html
字号:
<STYLE type=text/css>
<!--
body,td { font-size:9pt;}
hr { color: #000000; height: 1px}
-->
</STYLE>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
<HTML>
<HEAD><TITLE>精选文章 >> 未分类的问题 >> 数据分页显示 - JDBC 2.0 - Oracle</title>
</head>
<body >
<p><IMG SRC="../image/jsp001_middle_logo.gif" WIDTH="180" HEIGHT="60" BORDER=0 ALT=""></p>
<table width=100% bgcolor="#cccccc" align=center cellpadding="2" cellspacing="0" border=1 bordercolorlight="#000000" bordercolordark="#FFFFFF">
<tr bgcolor="#EFF8FF"><td>
<a href=http://www.jsp001.com/list_thread.php?int_attribute=2>精选文章</a>
>> <a href=http://www.jsp001.com/list_thread.php?forumid=23&int_attribute=2>未分类的问题</a>
>> 数据分页显示 - JDBC 2.0 - Oracle [<a href=http://www.jsp001.com/forum/showthread.php?goto=newpost&threadid=105>查看别人的评论</a>]<br>
<hr><p>由 webmaster 发布于: 2001-01-21 10:53</p><p> </p><p><%--<br>作者：何志强[hhzqq@21cn.com]<br>日期：2000-08-03<br>版本：1.0<br>功能：JSP数据库操作例程 - 数据分页显示 - JDBC 2.0 - Oracle<br>--%><br><br><%@ page contentType="text/html;charset=8859_1" %><br><br><%<br>//变量声明<br>java.sql.Connection sqlCon; //数据库连接对象<br>java.sql.Statement sqlStmt; //SQL语句对象<br>java.sql.ResultSet sqlRst; //结果集对象<br><br>java.lang.String strCon; //数据库连接字符串<br>java.lang.String strSQL; //SQL语句<br><br>int intPageSize; //一页显示的记录数<br>int intRowCount; //记录总数<br>int intPageCount; //总页数<br>int intPage; //待显示页码<br>java.lang.String strPage;<br><br>int i;<br><br>//设置一页显示的记录数<br>intPageSize = 2;<br><br>//取得待显示页码<br>strPage = request.getParameter("page");<br>if(strPage==null){//表明在QueryString中没有page这一个参数，此时显示第一页数据<br> intPage = 1;<br>}<br>else{//将字符串转换成整型<br> intPage = java.lang.Integer.parseInt(strPage);<br> if(intPage<1) intPage = 1;<br>}<br><br>//装载JDBC驱动程序<br>java.sql.DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver());<br><br>//设置数据库连接字符串<br>strCon = "jdbc:oracle:thin:@linux:1521:ora4cweb";<br><br>//连接数据库<br>sqlCon = java.sql.DriverManager.getConnection(strCon,"hzq","hzq");<br><br>//创建一个可以滚动的只读的SQL语句对象<br>sqlStmt = sqlCon.createStatement(java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE,java.sql.ResultSet.CONCUR_READ_ONLY);<br><br>//准备SQL语句<br>strSQL = "select name,age from test";<br><br>//执行SQL语句并获取结果集<br>sqlRst = sqlStmt.executeQuery(strSQL);<br><br>//获取记录总数<br>sqlRst.last();<br>intRowCount = sqlRst.getRow();<br><br>//记算总页数<br>intPageCount = (intRowCount+intPageSize-1) / intPageSize;<br><br>//调整待显示的页码<br>if(intPage>intPageCount) intPage = intPageCount;<br>%><br><br><html><br><head><br><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><br><title>JSP数据库操作例程 - 数据分页显示 - JDBC 2.0 - Oracle</title><br></head><br><br><body><br><br><table border="1" cellspacing="0" cellpadding="0"><br><tr><br> <th>姓名</th><br> <th>年龄</th><br></tr><br><br><%<br>if(intPageCount>0){<br> //将记录指针定位到待显示页的第一条记录上<br> sqlRst.absolute((intPage-1) * intPageSize + 1);<br><br> //显示数据<br> i = 0;<br> while(i<intPageSize && !sqlRst.isAfterLast()){<br> %><br><tr><br> <td><%=sqlRst.getString(1)%></td><br> <td><%=sqlRst.getString(2)%></td><br></tr><br> <%<br> sqlRst.next();<br> i++;<br> }<br>}<br>%><br><br></table><br><br>第<%=intPage%>页&nbsp;&nbsp;共<%=intPageCount%>页&nbsp;&nbsp;<%if(intPage<intPageCount){%><a href="jdbc20-oracle.jsp?page=<%=intPage+1%>">下一页</a><%}%>&nbsp;&nbsp;<%if(intPage>1){%><a href="jdbc20-oracle.jsp?page=<%=intPage-1%>">上一页</a><%}%><br><br></body><br></html><br><br><%<br>//关闭结果集<br>sqlRst.close();<br><br>//关闭SQL语句对象<br>sqlStmt.close();<br><br>//关闭数据库<br>sqlCon.close();<br>%><br></p></td>
</tr>
</table>
<p>
<CENTER><a href="http://www.jsp001.com/forum/newreply.php?action=newreply&threadid=105">点这里对该文章发表评论</a></CENTER>
<p>该文章总得分是 <font color=red>0</font> 分，你认为它对你有帮助吗？
[<a href=javascript:void(0) onclick=window.open("http://www.jsp001.com/forum/codeVote.php?threadid=105&intVote=4","","menubar=no,toolbar=no,location=no,directories=no,status=no,resizable=no,scrollbars=no,width=70,height=40,top=0,left=0")>非常多</a>](<font color=red>0</font>)
[<a href=javascript:void(0) onclick=window.open("http://www.jsp001.com/forum/codeVote.php?threadid=105&intVote=2","","menubar=no,toolbar=no,location=no,directories=no,status=no,resizable=no,scrollbars=no,width=70,height=40,top=0,left=0")>有一些</a>](<font color=red>0</font>)
[<a href=javascript:void(0) onclick=window.open("http://www.jsp001.com/forum/codeVote.php?threadid=105&intVote=1","","menubar=no,toolbar=no,location=no,directories=no,status=no,resizable=no,scrollbars=no,width=70,height=40,top=0,left=0")>无帮助</a>](<font color=red>0</font>)
[<a href=javascript:void(0) onclick=window.open("http://www.jsp001.com/forum/codeVote.php?threadid=105&intVote=-1","","menubar=no,toolbar=no,location=no,directories=no,status=no,resizable=no,scrollbars=no,width=70,height=40,top=0,left=0")>是灌水</a>](<font color=red>0</font>) </p>
<script language="javascript" src="http://www.jsp001.com/include/read_thread_script.php?threadid=105"></script>
<p><CENTER>
Copyright © 2001 - 2009 JSP001.com . All Rights Reserved <P>
<IMG SRC="../image/jsp001_small_logo.gif" WIDTH="85" HEIGHT="30" BORDER=0 ALT="">
</CENTER></p>
</body>
</html>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -