首先从Orders 得到 订购过的CustomerId,然后再去Customers 里找 没有出现过的 Id,返回名字。 Java Solution: Runtime: 264 ms, faster than 53 % Memory Usage: N/A 完成日期:06/01/2019 关键点:NOT IN # Write your MySQL query statement belowSELECTCustomers.NameASCustomersFROMCustomersWHERECustomers.IdNO...
183. Customers Who Never Order https://leetcode.com/problems/customers-who-never-order/description/ Suppose that a website contains two tables, the Customers table and the Orders table. Write a SQL query to find...183. Customers Who Never Order Suppose that a website contains two tables...
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');insertintoCustomers (Id, Name)values('2','Henry');...
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...
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 |
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
leetcode 183. Customers Who Never Order selectNameasCustomersfromCustomerswhereId notin(selectCustomerIdfromOrders);
https://leetcode.com/problems/customers-who-never-order/ 题目 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...
Suppose that a website contains two tables, theCustomerstable and theOrderstable. Write a SQL query to find all customers who never order anything. Table:Customers. +---+---+ | Id | Name | +---+---+ | 1 | Joe | | 2 | Henry ...