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Monthly Transactions II Problem

LeetCode 1205. Write an SQL query to find for each...

Get Highest Answer Rate Question Problem

LeetCode 578. Write a sql query to identify the question...

Department Highest Salary Problem

LeetCode 184. Write a SQL query to find employees who...

Article Views II Problem

LeetCode 1149. Write an SQL query to find all the...

Active Users Problem

LeetCode 1454. Write an SQL query to find the id...

Winning Candidate Problem

LeetCode 574. Write a sql to find the name of...


Team Scores In Football Tournament Problem

LeetCode 1212. Write an SQL query that selects the team_id,...

Rank Scores Problem

LeetCode 178. Write a SQL query to rank scores. If...

Product Sales Analysis III Problem

LeetCode 1070. Write an SQL query that selects the product...

Movie Rating Problem

LeetCode 1341. Write the following SQL query to find the...

Investments In 2016 Problem

LeetCode 585. Write a query to print the sum of...

Immediate Food Delivery II Problem

LeetCode 1174. Write an SQL query to find the percentage...

Friend Requests II: Who Has The Most Friends Problem

LeetCode 602. In social network like Facebook or Twitter, people...

Countries You Can Safely Invest In Problem

LeetCode 1501. Write an SQL query to find the countries...


Count Student Number In Departments Problem

LeetCode 580. A university uses 2 data tables, student and...

Bank Account Summary Problem

LeetCode 1555. Our bank records all transactions in the table...