UNION vs UNION ALL in SQL Explained | MySQL Result Combine Tutorial | Part-12 (Hindi) скачать в хорошем качестве

UNION vs UNION ALL in SQL Explained | MySQL Result Combine Tutorial | Part-12 (Hindi)

Welcome dosto 👋 Is video me hum detail me samjhenge UNION & UNION ALL in SQL ke baare me real examples ke saath, jo interview me bhi bahut pooche jaate hain! 💯 🔹 What is UNION in SQL? 🔹 What is UNION ALL? 🔹 Difference between UNION vs UNION ALL 🔹 Real World Examples with Student Data 🔹 Performance comparison (Which is faster?) 🔹 Important Interview Question Tips ----------------------------------------- 📍 Example Queries Used in Video: SELECT student_id,name FROM student_2023 UNION SELECT student_id,name FROM student_2024; SELECT student_id FROM student_2023 UNION ALL SELECT student_id FROM student_2024; ----------------------------------------- 🎓 Perfect for: Beginner SQL Students | Data Analyst Aspirants | DBMS College Students | Interview Preparation 🔥 Key Takeaways: UNION → Combines Results + Removes Duplicates UNION ALL → Combines Results + Keeps Duplicates Performance → UNION ALL is faster 🚀 ----------------------------------------- 📌 Watch Complete SQL Beginner Series Playlist:    / @trainwithfaisal-p6e   👍 LIKE | 💬 COMMENT | 🔔 SUBSCRIBE Channel ko support karein aur naye videos ke liye bell icon dabaye! SQL Beginner Series ka next part jaldi aa raha hai 🙌 ----------------------------------------- #sql #sqltutorial #sqlinterviewquestions #union #unionall #database #dbms #hinditechtutorial #codinginhindi #databasesystems #learnsql #dataanalyst