sql Coding Problems

All C# Programs — Data Structures 167 DSA — Sorting 105 DSA — Binary Search 105 DSA — Two Pointers 105 DSA — Trees 105 DSA — Stacks & Queues 105 DSA — Hashing 105 DSA — Strings 105 DSA — Arrays 105 DSA — Graphs 105 C# Programs — Arrays 105 DSA — Dynamic Programming 105 C# Programs — Strings 105 C# Programs — LINQ 104 C# Programs — Collections 103 C# Programs — Sorting 103 C# Programs — OOP 103 SQL Server — JOINs 101 SQL Server — DDL & constraints 101 SQL Server — Window functions 101 C# Programs — Interfaces 101 SQL Server — Aggregates & GROUP BY 101 SQL Server — WHERE & filtering 101 SQL Server — Subqueries 101 C# Programs — Inheritance 101 SQL Server — Indexes & plans 101 SQL Server — CTEs 101 SQL Server — T-SQL procedures 101

2292 problems in this topic

#	Title	Topics	Acceptance	Pts	Difficulty
1401	CREATE TABLE #28	SQL — DDL & constraints sql coding-practice	—	40	Hard	Solve
1402	MySQL CREATE TABLE with AUTO_INCREMENT #28	MySQL — DDL & constraints mysql coding-practice	—	40	Hard	Solve
1403	PostgreSQL ROW_NUMBER partition #28	PostgreSQL — Window functions postgresql coding-practice	—	40	Hard	Solve
1404	T-SQL CTE ranked earners #28	SQL Server — CTEs sqlserver coding-practice	—	30	Medium	Solve
1405	CREATE TABLE #29	SQL — DDL & constraints sql coding-practice	—	30	Medium	Solve
1406	MySQL CREATE TABLE with AUTO_INCREMENT #29	MySQL — DDL & constraints mysql coding-practice	—	30	Medium	Solve
1407	PostgreSQL ROW_NUMBER partition #29	PostgreSQL — Window functions postgresql coding-practice	—	30	Medium	Solve
1408	T-SQL CTE ranked earners #29	SQL Server — CTEs sqlserver coding-practice	—	40	Hard	Solve
1409	CREATE TABLE #30	SQL — DDL & constraints sql coding-practice	—	30	Medium	Solve
1410	MySQL CREATE TABLE with AUTO_INCREMENT #30	MySQL — DDL & constraints mysql coding-practice	—	30	Medium	Solve
1411	PostgreSQL ROW_NUMBER partition #30	PostgreSQL — Window functions postgresql coding-practice	—	30	Medium	Solve
1412	T-SQL CTE ranked earners #30	SQL Server — CTEs sqlserver coding-practice	—	30	Medium	Solve
1413	CREATE TABLE #31	SQL — DDL & constraints sql coding-practice	—	40	Hard	Solve
1414	MySQL CREATE TABLE with AUTO_INCREMENT #31	MySQL — DDL & constraints mysql coding-practice	—	40	Hard	Solve
1415	PostgreSQL ROW_NUMBER partition #31	PostgreSQL — Window functions postgresql coding-practice	—	40	Hard	Solve
1416	T-SQL CTE ranked earners #31	SQL Server — CTEs sqlserver coding-practice	—	20	Easy	Solve
1417	CREATE TABLE #32	SQL — DDL & constraints sql coding-practice	—	30	Medium	Solve
1418	MySQL CREATE TABLE with AUTO_INCREMENT #32	MySQL — DDL & constraints mysql coding-practice	—	30	Medium	Solve
1419	PostgreSQL ROW_NUMBER partition #32	PostgreSQL — Window functions postgresql coding-practice	—	30	Medium	Solve
1420	T-SQL CTE ranked earners #32	SQL Server — CTEs sqlserver coding-practice	—	30	Medium	Solve
1421	CREATE TABLE #33	SQL — DDL & constraints sql coding-practice	—	30	Medium	Solve
1422	MySQL CREATE TABLE with AUTO_INCREMENT #33	MySQL — DDL & constraints mysql coding-practice	—	30	Medium	Solve
1423	PostgreSQL ROW_NUMBER partition #33	PostgreSQL — Window functions postgresql coding-practice	—	30	Medium	Solve
1424	T-SQL CTE ranked earners #33	SQL Server — CTEs sqlserver coding-practice	—	40	Hard	Solve
1425	CREATE TABLE #34	SQL — DDL & constraints sql coding-practice	—	40	Hard	Solve
1426	MySQL CREATE TABLE with AUTO_INCREMENT #34	MySQL — DDL & constraints mysql coding-practice	—	40	Hard	Solve
1427	PostgreSQL ROW_NUMBER partition #34	PostgreSQL — Window functions postgresql coding-practice	—	40	Hard	Solve
1428	T-SQL CTE ranked earners #34	SQL Server — CTEs sqlserver coding-practice	—	30	Medium	Solve
1429	CREATE TABLE #35	SQL — DDL & constraints sql coding-practice	—	30	Medium	Solve
1430	MySQL CREATE TABLE with AUTO_INCREMENT #35	MySQL — DDL & constraints mysql coding-practice	—	30	Medium	Solve
1431	PostgreSQL ROW_NUMBER partition #35	PostgreSQL — Window functions postgresql coding-practice	—	30	Medium	Solve
1432	T-SQL CTE ranked earners #35	SQL Server — CTEs sqlserver coding-practice	—	20	Easy	Solve
1433	CREATE TABLE #36	SQL — DDL & constraints sql coding-practice	—	30	Medium	Solve
1434	MySQL CREATE TABLE with AUTO_INCREMENT #36	MySQL — DDL & constraints mysql coding-practice	—	30	Medium	Solve
1435	PostgreSQL ROW_NUMBER partition #36	PostgreSQL — Window functions postgresql coding-practice	—	30	Medium	Solve
1436	T-SQL CTE ranked earners #36	SQL Server — CTEs sqlserver coding-practice	—	30	Medium	Solve
1437	CREATE TABLE #37	SQL — DDL & constraints sql coding-practice	—	40	Hard	Solve
1438	MySQL CREATE TABLE with AUTO_INCREMENT #37	MySQL — DDL & constraints mysql coding-practice	—	40	Hard	Solve
1439	PostgreSQL ROW_NUMBER partition #37	PostgreSQL — Window functions postgresql coding-practice	—	40	Hard	Solve
1440	T-SQL CTE ranked earners #37	SQL Server — CTEs sqlserver coding-practice	—	40	Hard	Solve
1441	CREATE TABLE #38	SQL — DDL & constraints sql coding-practice	—	30	Medium	Solve
1442	MySQL CREATE TABLE with AUTO_INCREMENT #38	MySQL — DDL & constraints mysql coding-practice	—	30	Medium	Solve
1443	PostgreSQL ROW_NUMBER partition #38	PostgreSQL — Window functions postgresql coding-practice	—	30	Medium	Solve
1444	T-SQL CTE ranked earners #38	SQL Server — CTEs sqlserver coding-practice	—	30	Medium	Solve
1445	CREATE TABLE #39	SQL — DDL & constraints sql coding-practice	—	30	Medium	Solve
1446	MySQL CREATE TABLE with AUTO_INCREMENT #39	MySQL — DDL & constraints mysql coding-practice	—	30	Medium	Solve
1447	PostgreSQL ROW_NUMBER partition #39	PostgreSQL — Window functions postgresql coding-practice	—	30	Medium	Solve
1448	T-SQL CTE ranked earners #39	SQL Server — CTEs sqlserver coding-practice	—	20	Easy	Solve
1449	CREATE TABLE #40	SQL — DDL & constraints sql coding-practice	—	40	Hard	Solve
1450	MySQL CREATE TABLE with AUTO_INCREMENT #40	MySQL — DDL & constraints mysql coding-practice	—	40	Hard	Solve

Problem of the day

Minimum Interval to Include Each Query

Hard · +15 pts

Solve today

Weekly leaderboard

View all

Be the first to climb the board this week.

Company sheets

Toolliyo unique — practice by hiring company.

Google Amazon Microsoft Meta Apple Netflix TikTok LinkedIn Nvidia Uber

Browse all companies

Interview path

DSA Interview 150 All roadmaps 3,700+ Interview Q&A

Problems explorer