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SQL Interview Trick Without Using JOIN
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Complete PostgreSQL Course for Beginners - SQL Interview Trick Without Using JOIN

5.0 (1)
24 learners

What you'll learn

This course includes

  • 4 hours of video
  • Certificate of completion
  • Access on mobile and TV

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Full Transcript

Struggling with SQL interviews even after learning SQL? Here is a tricky SQL interview question that many candidates fail to solve. We have two tables: employees and departments. The task is simple but the condition makes it interesting. Write a SQL query to show: Employee Name Department ID Department Name But there is a twist. You cannot use SQL JOINs. In this video, we solve this problem using a column level correlated subquery and break it down step by step so you clearly understand how it works. If you want to improve your SQL interview skills, practice real interview style queries, and build strong SQL confidence, you can join my Live SQL Training. In the training we focus on: • Practical SQL queries • Real interview questions • Query thinking and problem solving • Building strong SQL fundamentals The next batch starts next Monday. Comment SQL and I will send you the enrollment link. #SQL #SQLInterviewQuestions #LearnSQL ------------------------------------------------------------------------ ►►►LINKS◄◄◄ Blog: Previous Tutorial ► ============================= ►►►Camera Gears https://www.amazon.in/shop/manishsharma?listId=DU9UM0XL97KM&ref=idea_share_inf ►►► Work From Home Essential Tech That We Use Daily https://www.amazon.in/shop/manishsharma?listId=XAZ18JLLSNB5&ref=idea_share_inf ============================= ============================= Subscribe now for more database tutorials ============================= @RebellionRider ============================= ►►►Connect With Us ============================= https://www.instagram.com/RebellionRider/ https://www.facebook.com/TheRebellionRider/ https://twitter.com/RebellionRider https://www.linkedin.com/in/mannbhardwaj/ ============================= ►►►Books I refer to ============================= PL/SQL https://amzn.to/2QE1jX0 Performance Tuning https://amzn.to/2sgiAw4 1z0-071 Exam https://amzn.to/2sgfeJw Python Programming https://amzn.to/305UEbh ============================= ►►►AFFILIATE DISCLOSURE: ============================= Some of the links used in the description will direct you to Amazon.in. As an Amazon Associate, I earn from qualifying purchases at no additional cost to you. #RebellionRider

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