Jsp+Oracle实现多条件动态组合统计查询(框架也一样)
Jsp+Oracle实现多条件动态组合查询(框架也一样)原文地址：http://www.lizhongda.net/info/news_detail.asp?newsid=541
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<html>
<head>
<title>统计查询</title>
<script type="text/javascript" src="js/calendar.js"></script>
</head>
<!-- 页面编码转换 -->
<%
request.setCharacterEncoding("GBK");
%>
<%
Connection con = null;
Statement sta = null;
ResultSet rs = null;
%>
<!-- 连接数据库配置 -->
<%
String url = "jdbc:oracle:thin:@127.0.0.1:1521:orcl";
DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver());
con = DriverManager.getConnection(url, "用户名", "密码");
%>
<!-- 接收参数 -->
<%
String regionname = request.getParameter("regionname");
regionname = new String(regionname.getBytes("iso-8859-1"), "GB2312");
String commiteuserid = request.getParameter("commiteuserid");
String sdate = request.getParameter("sdate");
String edate = request.getParameter("edate");
if (regionname != null)
regionname = request.getParameter("regionname").trim();
%>
<!-- 定义Sql -->
<%
String sql0 = " 1 = 1 ";
String sql1 = "";
String sql2 = "";
String sql3 = "";
int i = 1;
int j = 0;
if (regionname != null && !regionname.equals("")) {
sql1 = " and regionname = '" + regionname + "' ";
//System.out.println("sql1 = "+sql1);
}
if (commiteuserid != null && !commiteuserid.equals("")) {
sql2 = " and commiteuserid ='" + commiteuserid + "' ";
//System.out.println("sql2 = "+sql2);
}
if (sdate != null && edate != null && !sdate.equals("")
&& !edate.equals("")) {
sql3 = " and commitedate between to_date ('" + sdate
+ "','yyyy-mm-dd') and to_date('" + edate
+ "','yyyy-mm-dd')";
//System.out.println("sql3 = "+sql3);
}
String sql = "select regionname,commiteuserid,count(*) as counts from 表名 where "
+ sql0
+ sql1
+ sql2
+ sql3
+ " group by regionname,commiteuserid order by regionname";
try {
sta = con.createStatement();
rs = sta.executeQuery(sql);
%>
<body>
<form action="poijclist.jsp" accept-charset="gb2312" method="post">
<table width="100%" border="0" bgcolor="#A9C4DA">
<tr>
<td>
按地区查看：
<select id="regionname" name="regionname">
<option value="">
请选择地级市
</option>
<option value="济南市">
济南市
</option>
<option value="青岛市">
青岛市
</option>
<option value="济宁市">
济宁市
</option>
<option value="潍坊市">
潍坊市
</option>
<option value="菏泽市">
菏泽市
</option>
<option value="枣庄市">
枣庄市
</option>
<option value="威海市">
威海市
</option>
<option value="日照市">
日照市
</option>
<option value="烟台市">
烟台市
</option>
<option value="泰安市">
泰安市
</option>
<option value="莱芜市">
莱芜市
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