This repository houses a collection of LeetCode SQL problems along with my solutions implemented in MS SQL Server, MySQL, and Oracle. The solutions are categorized into three levels: Easy, Medium, and ...
Select distinct author_id as id from Views V where V.author_id = V.viewer_id order by id asc; --1581. Customer Who Visited but Did Not Make Any Transactions Select V.customer_id,count(1) as ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback