select Name as Customers from Customers where Id not in (select CustomerId from Orders);

leetcode 183. Customers Who Never Order的更多相关文章

  1. LeetCode 183. Customers Who Never Order (从不订购的客户)

    题目标签: 题目给了我们 Customers 和 Orders 两个表格,让我们找到 从没订购过的客户. 首先从Orders 得到 订购过的CustomerId,然后再去Customers 里找 没有 ...

  2. [LeetCode] 183. Customers Who Never Order_Easy tag: SQL

    Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL qu ...

  3. 【SQL】183. Customers Who Never Order

    Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL qu ...

  4. 183. Customers Who Never Order

    Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL qu ...

  5. [LeetCode] Customers Who Never Order 从未下单订购的顾客

    Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL qu ...

  6. LeetCode - Customers Who Never Order

    Description: Suppose that a website contains two tables, the Customers table and the Orders table. W ...

  7. LeetCode——Customers Who Never Order(灵活使用NOT IN以及IN)

    Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL qu ...

  8. [SQL]LeetCode183. 从不订购的客户 | Customers Who Never Order

    Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL qu ...

  9. LeeCode(Database)-Customers Who Never Order

    Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL qu ...

随机推荐

  1. C# winfrom ComboBox 调整下拉菜单的高度

    1.设置属性 // 1.属性设置 DrawMode ->OwnerDrawVariable this.cboBoxPostID.DrawMode = System.Windows.Forms.D ...

  2. 小甲鱼-003 python插曲值变量和字符串

    变量名就像现实生活人们的名字,把一个值赋值给一个名字时,他会存储在内存中,称之为变量variable,在大多数语言中,都把这种行为成为"给变量赋值"或"把值存储在变量中& ...

  3. 如何将JQUERY对象转成Javascript对象

    问: <div id="test"></div> $("#test") //由Javascript对象转为Jquery对象: 但是如何转 ...

  4. hashmap引起死循环

    今天开发环境压测的时候出现cpu用满了情况,看线程堆栈,一堆线程都停留在org.apache.commons.collections4.map.AbstractHashedMap.put(Abstra ...

  5. Linux-Zabbix

    ###############################安装######################################## 安装部分我写了文档,可能不是很完善 文档如下→→ [ ...

  6. python-pycharm中使用anaconda部署python环境

    pycharm中使用anaconda部署python环境 今天来说一下python中一个管理包很好用的工具anaconda,可以轻松实现python中各种包的管理.相信大家都会有这种体验,在pycha ...

  7. nginx支持pathinfo的方法，亲测有效的

    修改配置文件,修改特点域名的配置文件 location ~ \.php { #去掉$ root H:/PHPServer/WWW; fastcgi_pass ; fastcgi_index index ...

  8. OpenACC 计算圆周率（简单版）

    ▶ 书上的计算圆周率的简单程序,主要是使用了自定义函数 #include <stdio.h> #include <stdlib.h> #include <math.h&g ...

  9. 0_Simple__simpleTexture + 0_Simple__simpleTextureDrv

    使用纹理引用来旋转图片,并在使用了静态编译和运行时编译两种环境. ▶ 源代码:静态编译 #include <stdio.h> #include <windows.h> #inc ...

  10. leetcode492

    public class Solution { public int[] ConstructRectangle(int area) { Dictionary<int, int> dic = ...