Most Asked SQL Window Function Question — Second Latest Record Query Explained

Learn how to write an SQL query to get the second latest record or the only record per user using powerful window functions like ROW_NUMBER() and COUNT(). Perfect for interview prep and data analyst practice! Medium LINK - https://medium.com/@singole/sql-problem-recommendation-system-based-on-product-pairs-most-commonly-purchased-together-1484ba2df0fe 🧩 SQL Table Setup: --------------------------------------------------------------------------------------------- create table UserActivity ( username varchar(20) , activity varchar(20), startDate Date , endDate Date ); insert into UserActivity values ('Alice','Travel','2020-02-12','2020-02-20') ,('Alice','Dancing','2020-02-21','2020-02-23') ,('Alice','Travel','2020-02-24','2020-02-28') ,('Bob','Travel','2020-02-11','2020-02-18'); --------------------------------------------------------------------------------------------- 📂 Additional Resources: 🔗 Dataset : https://github.com/shubhamringole/SQL-Interview-questions/tree/main/SQL%20Problem%20Product%20Pairs%20Most%20Commonly%20Purchased%20Together 🔗 My Repository: https://github.com/shubhamringole/SQL-Interview-questions/tree/main 🔗 Related Blog: https://medium.com/@singole 📺 Complete SQL Playlist: 🎥 Learn SQL Complete Guide This playlist takes you from beginner to advanced, covering: 1. Introduction to SQL Learn to Query Databases Like a Pro https://www.youtube.com/watch?v=K49-QaA2Eg4 2.How to Install MySQL Workbench - A step-by-step guide on downloading, installing, and setting up MySQL Workbench. https://youtu.be/SzM3zNLUN1Q 3.SQL Fundamentals: Data Types, Keys, and Constraints https://youtu.be/7mVoPTBEEFQ 4.SQL Table Operations : Create, Delete, Drop, Truncate, and Alter | Lesson 4 | Introduction to SQL https://youtu.be/nRvrLPbFBZU 5.SELECT Statement | WHERE Clause with Examples and Operators in SQL |Lesson 5 | Introduction to SQL https://youtu.be/HRgmAt0sOT8 6.How to Import an Excel CSV File into MySQL A Step by Step Guide| Lesson 4 | Introduction to SQL https://youtu.be/LJ4xjNi4ZA4 7.Mastering SQL GROUP BY and HAVING Clauses Explained https://www.youtube.com/watch?v=0mZGT_7UH3A&list=PLSFRPxOkWfFBKeFXsKGhU17OCLz_yzelm&index=7 8.Mastering SQL JOINs: Complete Guide with Examples | INNER & LEFT JOIN Lesson 8 | Introduction to SQL https://www.youtube.com/watch?v=xplv8r9YXuc 9. Right Join, Cross Join, and Outer Join Explained | Lesson 9 | Introduction to SQL https://youtu.be/EdZ2OqyLTuA 10.SQL Subqueries Explained: Unlock Advanced Querying Techniques https://youtu.be/O-HZrJAuro0 11.SQL CASE Statement Explained: Boost Your Query Skills! | Lesson 11 https://www.youtube.com/watch?v=o8RVwoqmq8U&t=1s 12.Master SQL Window Functions: RANK & DENSE RANK https://www.youtube.com/watch?v=4wfqcdfKlkM&t=22s 13. The Magic of Wildcards in SQL: Unlocking Pattern Matching Techniques https://youtu.be/6ansExs8SYQ 14.SQL SELF JOIN | UNION & UNION ALL in SQL | Lesson 14 https://youtu.be/bpZscFr6BsQ 🕒 Timecodes: 00:00 Intro 00:25 Introduction to problem 02:27 Understanding the Logic 05:50 SQL Query Walkthrough 06:40 Final Thoughts 📚 More Learning: 🧠 Medium Blog: Understanding SQL CTEs 📸 Instagram: @analystmind 🌐 Medium Profile: @singole 💬 Stay Connected: If you enjoyed this SQL problem, make sure to Like 👍, Comment 💬, and Subscribe 🔔 for more SQL practice questions and real-world use cases. #sql #sqlproblem #mysql #dataanalysis #recommendationsystem #joins #ecommerce #sqlproject #analystmind #sqlpractice