AWS DATA ENGINEERING - 20. Coalesce IN SQL | SQL Tutorial

SQL COALESCE Function Explained: Handle NULL Values Like a Pro! In this video, learn how to use the COALESCE function in SQL to replace NULL values with default ones and make your queries more reliable. 🚀📋 ✅ What is COALESCE in SQL? The COALESCE function returns the first non-NULL value from a list of arguments. It’s useful when dealing with missing data or optional fields. Examples of COALESCE Usage Replace NULL with a default value: Want more similar videos- hit like, comment, share and subscribe ❤️Do Like, Share and Comment ❤️ ❤️ Like Aim 5000 likes! ❤️ ➖➖➖➖➖➖➖➖➖➖➖➖➖ Please like & share the video ➖➖➖➖➖➖➖➖➖➖➖➖➖ script CREATE TABLE employees ( employee_id INT PRIMARY KEY, name VARCHAR(50), phone VARCHAR(15), email VARCHAR(50), alternate_email VARCHAR(50), salary DECIMAL(10, 2), bonus DECIMAL(10, 2) ); INSERT INTO employees (employee_id, name, phone, email, alternate_email, salary, bonus) VALUES (1, 'Alice', NULL, 'alice@example.com', 'alice.alt@example.com', 50000.00, 1000.00), (2, 'Bob', '123-456-7890', NULL, 'bob.alt@example.com', 45000.00, NULL), (3, 'Charlie', NULL, NULL, NULL, 48000.00, NULL); ➖➖➖➖➖➖➖➖➖➖➖➖➖ AWS DATA ENGINEER : https://www.youtube.com/playlist?list=PLOlK8ytA0MghpdMjb0m9zu1v9s_qbRP0q Azure data factory : https://youtube.com/playlist?list=PLOlK8ytA0MgguN5XidtQXbILxwCdJCUJE&si=iEICXHP80zGchUYh Azure data engineer playlist : https://youtube.com/playlist?list=PLOlK8ytA0MghBrzu0i6WlTBdoO1WdwV_e SQL PLAYLIST : https://www.youtube.com/playlist?list=PLOlK8ytA0MggGXIKmbfZ-_Xqcos3JKdV- PYSPARK PLAYLIST - https://www.youtube.com/playlist?list=PLOlK8ytA0MgjvOpd-088NRU_vTYw_aryH ➖➖➖➖➖➖➖➖➖➖➖➖➖ 📣Want to connect with me? Check out these links:📣 Join telegram to discuss https://t.me/+Cb98j1_fnZs3OTA1 ➖➖➖➖➖➖➖➖➖➖➖➖➖ what we have covered in this video: ➖➖➖➖➖➖➖➖➖➖➖➖➖ Hope you liked this video and learned something new :) See you in next video, until then Bye-Bye! ➖➖➖➖➖➖➖➖➖➖➖➖➖