LeetCode

LeetCode

Introduction
Problems

Powered by GitBook

On this page

Was this helpful?

Problems

Database

Easy

PreviousDatabase Next#175 Combine Two Tables

Last updated 3 years ago

Was this helpful?

#175 Combine Two Tables

#181 Employees Earning More Than Their Managers

#182 Duplicate Emails

#183 Customers Who Never Order

#196 Delete Duplicate Emails

#197 Rising Temperature

#511 Game Play Analysis I

#584 Find Customer Referee

#586 Customer Placing the Largest Number of Orders

#595 Big Countries

#596 Classes More Than 5 Students

#607 Sales Person

#620 Not Boring Movies

#627 Swap Salary

#1050 Actors and Directors Who Cooperated At Least Three Times

#1084 Sales Analysis III

#1141 User Activity for the Past 30 Days I

#1148 Article Views I

#1179 Reformat Department Table

#1407 Top Travellers

#1484 Group Sold Products By The Date

#1527 Patients With a Condition

#1581 Customer Who Visited but Did Not Make Any Transactions

#1587 Bank Account Summary II

#1667 Fix Names in a Table

#1693 Daily Leads and Partners

#1729 Find Followers Count

#1741 Find Total Time Spent by Each Employee

#1757 Recyclable and Low Fat Products

#1795 Rearrange Products Table

#1873 Calculate Special Bonus

#1890 The Latest Login in 2020

#1965 Employees With Missing Information