原题链接:https://leetcode.com/problems/customers-who-never-order/description/ 做完这道题目我才发现,我跟不就不懂 in, exists, not in, not exists,exists 用都不会用:...183. Customers Who Never Order https://leetcode.com/problems/customers-who-never-order/description/ Suppose that a website...
假设一个网站包含两个表,Customers表和Orders表。编写一个SQL语句找出所有从不订购任何东西的客户。 创建表和数据: CreatetableIfNotExistsCustomers (Idint, Namevarchar(255));CreatetableIfNotExistsOrders (Idint,CustomerIdint);TruncatetableCustomers;insertintoCustomers (Id, Name)values('1','Joe');insertint...
2.LeetCode 192. Word Frequency 3.LeetCode 191. Number of 1 Bits 4.LeetCode 190. Reverse Bits 5.LeetCode 189. Rotate Array 6.LeetCode 183. Customers Who Never Order 7.LeetCode 175. Combine Two Tables 8.LeetCode 172. Factorial Trailing Zeroes 9.LeetCode 171. Excel Sheet Colu...
Can you solve this real interview question? Customers Who Never Order - Table: Customers +---+---+ | Column Name | Type | +---+---+ | id | int | | name | varchar | +---+---+ id is t
【SQL刷题系列】:leetcode178 Rank Scores ▌题目描述 Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL query to find all customers who never order anything. 假设一个网站包含两个表: Customers和Orders。写出一个SQL查询语句找出所有没有任何订单的顾客...
题目链接:https://leetcode.com/problems/customers-who-never-orho never leetcode Max SQL 原创 yeqiuzs 2023-07-26 16:47:36 71阅读 【leetcode SQL】CustomersWho Never Order Suppose that a website contains two tables, theCustomerstable and the Orders table. Write a SQL query to find allcustom...
一、表信息 假设一个网站上包含如下两张表:顾客表和订单表 Suppose that a website contains two tables, the Customers table and the Orders table. 表一: Table: Customers 表二: Table: Orders 二、题目信息 找出没有下过订单的顾客姓名。 Write a SQL query to find all customers who never order anyt...
Customers Who Never Order Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL query to find all customers who never order anything. Table: Customers. +---+---+ | Id | Name | +---
Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL query to find all customers who never order anything. Table: Customers. +---+---+ | Id | Name | +---+---+ | 1 | Joe |
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Suppose that a websitecontainstwo tables, the Customerstableandthe Orderstable. Write a SQL querytofindallcustomers who neverorderanything. Table: Customers. ...