Upload 144

Author: ggeerraarrdd

README.md

@@ -176,6 +176,7 @@ The problems and both submitted and site solutions are documented in individual
 | 141   | [List the Products Ordered in a Period](https://leetcode.com/problems/list-the-products-ordered-in-a-period/)                                                 | [Solution](solutions/141_list_the_products_ordered_in_a_period.md)                    | DataLemur   | Easy         |                                                                     |
 | 142   | [Product Price at a Given Date](https://leetcode.com/problems/product-price-at-a-given-date/description/)                                                     | [Solution](solutions/142_product_price_at_a_given_date.md)                            | LeetCode    | Medium       | `UNION ALL`, `LEFT JOIN`, Window Function                           |
 | 143   | [Rank Scores](https://leetcode.com/problems/rank-scores/description/)                                                                                         | [Solution](solutions/143_rank_scores.md)                                              | LeetCode    | Medium       |                                                                     |
+| 144   | [Customers Who Never Order](https://leetcode.com/problems/customers-who-never-order/description/)                                                             | [Solution](solutions/144_customers_who_never_order.md)                                | LeetCode    | Easy         |                                                                     |
 <!-- Index End - WARNING: Do not delete or modify this markdown comment. -->
 
 ## Author(s)

solutions/144_customers_who_never_order.md

@@ -0,0 +1,43 @@
+# SQL Everyday \#144
+
+## Customers Who Never Order
+
+Site: LeetCode\
+Difficulty per Site: Easy
+
+## Problem
+
+Write a solution to find all customers who never order anything.
+
+Return the result table in *any order*. [[Full Description](https://leetcode.com/problems/customers-who-never-order/description/)]
+
+## Submitted Solution
+
+```sql
+-- Submitted Solution
+SELECT
+    name AS Customers
+FROM Customers AS c
+LEFT JOIN Orders AS o ON c.id = o.customerID
+WHERE o.customerID IS NULL
+ORDER BY Customers ASC
+;
+```
+
+## Site Solution
+
+```sql
+-- LeetCode Solution 
+-- TBD
+```
+
+## Notes
+
+TBD
+
+## NB
+
+TBD
+
+Go to [Index](../?tab=readme-ov-file#index)\
+Go to [Overview](../?tab=readme-ov-file)