📄 selectusertable3.jsp
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<%@ page contentType="text/html;charset=GB2312" %>
<%@ page import="java.sql.*" %>
<HTML>
<BODY>
<% Connection con;
Statement sql;
ResultSet rs;
try
{
Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
}
catch(ClassNotFoundException e)
{
out.print("类找不到!");
}
try
{
con=DriverManager.getConnection("jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=testDatabse","sa","6599996");
sql=con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_READ_ONLY);
rs=sql.executeQuery("SELECT * FROM userTable");
rs.last();//移动到最后一行
int rowNumber=rs.getRow();//得到最后一行的行号
out.print("<Table Border>");
out.print("<TR><td colspan=8 align=center>用户数据(逆序输出,共"+rowNumber+"条记录)</td></tr>");
out.print("<TR>");
out.print("<Td width=100 >"+"用户ID号");
out.print("<Td width=50 >"+"用户名");
out.print("<Td width=100>"+"用户真实姓名");
out.print("<Td width=50>"+"年龄");
out.print("<Td width=50>"+"性别");
out.print("<Td width=100>"+"联系地址");
out.print("<Td width=100>"+"联系电话");
out.print("<Td width=100>"+"添加时间");
out.print("</TR>");
rs.afterLast();//移动到最后一行的后面
while(rs.previous())
{ out.print("<TR>");
out.print("<TD >"+rs.getLong(1)+"</TD>");
out.print("<TD >"+rs.getString(2)+"</TD>");
out.print("<TD >"+rs.getString(4)+"</TD>");
out.print("<TD >"+rs.getInt("user_age")+"</TD>");
out.print("<TD >"+rs.getString("user_sex")+"</TD>");
out.print("<TD >"+rs.getString("user_address")+"</TD>");
out.print("<TD >"+rs.getString("user_telephone")+"</TD>");
out.print("<TD >"+rs.getString("add_time")+"</TD>");
out.print("</TR>") ;
}
rs.absolute(2);//移动到第2行
out.print("<TR><td colspan=8 align=center>指定输出第2个用户的数据</td></tr>");
out.print("<TR>");
out.print("<TD >"+rs.getLong(1)+"</TD>");
out.print("<TD >"+rs.getString(2)+"</TD>");
out.print("<TD >"+rs.getString(4)+"</TD>");
out.print("<TD >"+rs.getInt("user_age")+"</TD>");
out.print("<TD >"+rs.getString("user_sex")+"</TD>");
out.print("<TD >"+rs.getString("user_address")+"</TD>");
out.print("<TD >"+rs.getString("user_telephone")+"</TD>");
out.print("<TD >"+rs.getString("add_time")+"</TD>");
out.print("</TR>") ;
out.print("</Table>");
con.close();
}
catch(SQLException e1)
{
out.print("SQL异常!");
}
%>
</BODY>
</HTML>
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