bindquery.jsp

来自「用Oracle JDeveloper 10g IDE基于JDBC API的Web」· JSP 代码 · 共 56 行

JSP
56
字号
<%@ page contentType="text/html;charset=GB2312"%>
<%@ page import="java.sql.*" %>
<%@ page import="javax.sql.DataSource" %>
<%@ page import="javax.naming.InitialContext" %>
<%@ page import="javax.naming.NamingException" %>
<HTML>
<HEAD>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=GBK">
<TITLE>bindQuery.jsp</TITLE>
</HEAD>
<BODY>
<% 
    Connection conn=null;
    try {
        request.setCharacterEncoding("GBK");
        InitialContext ic=new InitialContext();
        DataSource ds=(DataSource)ic.lookup("jdbc/DBConnCoreDS");
        conn=ds.getConnection();
        if(!conn.isClosed()) {
            out.println("数据库连接成功!");
            out.println("<BR>");
        }
        String id[]={"60","70"};
        String name[]={"研发部","产品部"};
        String location[]={"北京市海淀区10号","沈阳市皇姑区12号"};
        float num[]={10,30};
        PreparedStatement pst=conn.prepareStatement("insert into dept values(?,?,?,?)");
        for(int i=0;i<id.length;i++) {
            pst.setString(1,id[i]);
            pst.setString(2,name[i]);
            pst.setString(3,location[i]);
            pst.setFloat(4,num[i]);
            pst.executeUpdate();
        }
        pst.close();
        Statement st=conn.createStatement();
        ResultSet rs=st.executeQuery("select * from dept");
        out.println("更新后dept表中的记录");
        out.println("<BR>");
        while(rs.next()) { // 把记录指针移到下一个记录
            out.println(rs.getString(1)+" "+rs.getString(2)+" "+rs.getString(3)+" "+rs.getFloat(4));
            out.println("<BR>");
        }
        rs.close();
        st.close();
    } 
    catch (SQLException e) {
        out.println("数据库连接错误:" + e);
    }
    finally {
      conn.close( );
    }
%>
</BODY>
</HTML>

⌨️ 快捷键说明

复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?