表单用于从客户那里获取信息。 此表单有几个字段。 来自多个字段的数据必须保存在一列中。 其余的需要保存在另一个表中。
下面是我用的线
package web.servlets;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.ead.DBConnect;
/**
* Servlet implementation class New
*/
public class CustomerReg extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public CustomerReg() {
super();
// TODO Auto-generated constructor stub
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
response.setContentType("text/html");
PrintWriter out = response.getWriter();
String name = request.getParameter("name");
String email = request.getParameter("email");
//String Password = request.getParameter("Password");
String addressno = request.getParameter("addressno");
String city = request.getParameter("city");
String country = request.getParameter("country");
String postalcode = request.getParameter("postalcode");
String telnum = request.getParameter("telnum");
DBConnect dbconnect = new DBConnect();
dbconnect.update("INSERT INTO customer (customer_name, email, address_no, city, country, postal_code) VALUES('"+name+"','"+email+"','"+addressno+"', '"+city+"','"+country+"','"+postalcode+"')");
int[] id = dbconnect.selectInt("Select LAST_INSERTID()", "customer_id");
dbconnect.update("INSERT INTO customer_tel (customer_id, tel_no) VALUES('+id+', '"+telnum+"')");
}
}
如何将同一张表中的数据设置到两个表中?
最佳答案
我认为 customer_id
在表 CUSTOMER
中是 AutoIncremented 。我建议您在表 CUSTOMER
上创建一个 TRIGGER
,这样每次您在该表上插入一条记录时,它都会自动获取 customer_id
和 < em>INSERTs 在 customer_tel
表中。
此链接将指导您创建触发器:Mysql Trigger After Insert
关于mysql - 如何从第一张表的customer_id获取第二张表的customer_id?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/8738560/