Java编程

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Java

DeleteJDBC.java~3~：源码内容

							package com.cwj.DatabaseAccessDemo;
import java.sql.*;
public class DeleteJDBC {
  public DeleteJDBC(){
    Connection conn=null;
    Statement stat1=null;
    Statement stat2=null;
    ResultSet result=null;
    try{
        Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
        conn=DriverManager.getConnection("jdbc:microsoft:sqlserver://127.0.0.1;DatabaseName=Northwind;User=sa;Password=sa");
        stat1=conn.createStatement();
        stat2=conn.createStatement();
        String sqlString="delete customers  where  CustomerID='ZKRJ'";
        stat1.execute(sqlString);
        //下面语句检查刚才修改的记录
        result=stat2.executeQuery("Select * from customers where CustomerID='ZKRJ'");
        System.out.println("检查记录是否存在：");
        System.out.println("客户ID"+"  "+"公司名称"+"         "+"联系人姓名");
        while(result.next()){
          System.out.println(result.getString(1)+"  "+result.getString(2)+"  "+result.getString(3));
        }
    }catch(Exception e){
     System.out.println("Error"+e);
    }
  }
}

						