Complete PostgreSQL Course for Beginners - 🔍 SQL String Subtraction Challenge: Lengths vs. REPLACE

🔍 Cracking Tricky SQL Interview Questions: Guess the Output! 🤔 In this SQL interview challenge, we dive into a seemingly simple SELECT statement. Brace yourself as we subtract the lengths of two strings and reveal the unexpected result! 🎯Explore the complete PL/SQL course for FREE on my website at https://www.rebellionrider.com/category/pl-sql/ ============ Watch how to configure Oracle on VS Code https://youtu.be/6mwAx4sGhwk ============ The camera gear I use in my Videos https://www.amazon.in/shop/manishsharma?listId=DU9UM0XL97KM&ref=idea_share_inf ============ Connect With Me on My Social Media https://www.instagram.com/RebellionRider/ https://www.facebook.com/TheRebellionRider/ https://twitter.com/RebellionRider https://www.linkedin.com/in/mannbhardwaj/ ============ FAQ Which book to refer to learn - 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 ============= 🔍 Scenario: We’re diving into the world of SQL functions, where the REPLACE function plays a sneaky role. Our mission: subtract the length of the original string ‘Hello’ from the length of the modified string after replacing all occurrences of the letter ‘l’. Can you guess the result? 🤔 🔥 Answer Revealed: The answer is 2! Here’s the breakdown: Original string (‘Hello’) length: 5 Modified string (after ‘l’ removal) length: 3 The magic lies in the REPLACE function, which deftly eliminates those elusive 'l’s! ✨ 📺 Subscribe for more SQL tutorials and stay ahead in your tech journey! 🚀