majoreditsave.jsp

来自「学生管理系统 对学生成绩的操作」· JSP 代码 · 共 20 行

<%@page contentType="text/html; charset=gb2312" import="java.sql.*"%>
<%
String driver = "com.microsoft.jdbc.sqlserver.SQLServerDriver"; //驱动程序
String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=stuManager";//数据库连接语句
String userID="sa",pwd="sa",sql="";
  try {
    Class.forName(driver); //调入JDBC-ODBC桥的驱动程序
    Connection conn = DriverManager.getConnection(url, userID, pwd); //建立与数据的连接
    //request对象见第四章
    request.setCharacterEncoding("gb2312");
    Statement stmt = conn.createStatement(); //建立Statement的实例，相当于创建一个查询分析器的运行环境
    sql = "update major set majorname = '" + request.getParameter("majorName") + "',depid='" + request.getParameter("depId") + "' where majorid='"  + request.getParameter("majorID") + "'";
    if (stmt.executeUpdate(sql) > 0) {
      response.sendRedirect("majorList.jsp"); //response对象见第四章,连接到memCenter.jsp页面
    }
  } catch (Exception e) {
    System.out.println(e.getMessage());
  }
%>