Uploaded February 2026 | Updated September 2026, 2 weeks ago

---

Ever wondered why some SQL subqueries run once while others run for every row?
In this video, Varun sir will break down Correlated vs Non-Correlated Subqueries with simple logic and real SQL thinking. This video is perfect for CSE students, GATE prep., and interviews.
#SQL #Subquery #database
--------------------------------------------------------------------------------------------------------------------------------------
👉Subscribe to our new channel:youtube.com/@varunainashots

Subject-wise playlist Links:
--------------------------------------------------------------------------------------------------------------------------------------
►Design and Analysis of algorithms (DAA):
youtube.com/playlist?list=PLxCzCOWd7aiHcmS4i14bI0VrMbZTUvlTa
►Software Engineering (Complete Playlist):
youtube.com/playlist?list=PLxCzCOWd7aiEed7SKZBnC6ypFDWYLRvB2
►Database Management System:
youtube.com/playlist?list=PLxCzCOWd7aiFAN6I8CuViBuCdJgiOkT2Y
►Cloud Computing:
youtube.com/playlist?list=PLxCzCOWd7aiHRHVUtR-O52MsrdUSrzuy4
► Theory of Computation
youtube.com/playlist?list=PLxCzCOWd7aiFM9Lj5G9G_76adtyb4ef7i
►Artificial Intelligence:
youtube.com/playlist?list=PLxCzCOWd7aiHGhOHV-nwb0HR5US5GFKFI
►Computer Networks (Complete Playlist):
youtube.com/playlist?list=PLxCzCOWd7aiGFBD2-2joCpWOLUrDLvVV_
►Operating System:
youtube.com/playlist?list=PLxCzCOWd7aiGz9donHRrE9I3Mwn6XdP8p
►Structured Query Language (SQL):
youtube.com/playlist?list=PLxCzCOWd7aiHqU4HKL7-SITyuSIcD93id
►Discrete Mathematics:
youtube.com/playlist?list=PLxCzCOWd7aiH2wwES9vPWsEL6ipTaUSl3
►Compiler Design:
youtube.com/playlist?list=PLxCzCOWd7aiEKtKSIHYusizkESC42diyc
►Number System:
youtube.com/playlist?list=PLxCzCOWd7aiFOet6KEEqDff1aXEGLdUzn
►Programming in C :
youtube.com/playlist?list=PLxCzCOWd7aiGmiGl_DOuRMJYG8tOVuapB
►Data Structure:
youtube.com/playlist?list=PLxCzCOWd7aiEwaANNt3OqJPVIxwp2ebiT
►Computer Architecture :
youtube.com/playlist?list=PLxCzCOWd7aiHMonh3G6QNKq53C6oNXGrX
►Graph Theory (Complete Playlist):
youtube.com/playlist?list=PLxCzCOWd7aiG0M5FqjyoqB20Edk0tyzVt
►Digital Logic:
youtube.com/playlist?list=PLxCzCOWd7aiGmXg4NoX6R31AsC5LeCPHe

---------------------------------------------------------------------------------------------------------------------------------------
Our social media Links:
► Subscribe to us on YouTube: youtube.com/gatesmashers
►Subscribe to our new channel: youtube.com/@varunainashots
► Like our page on Facebook: facebook.com/gatesmashers
► Follow us on Instagram: instagram.com/gate.smashers
► Follow us on Instagram: instagram.com/varunainashots
► Follow us on Telegram: https://t.me/gatesmashersofficial
► Follow us on Threads: threads.net/@gate.smashers
--------------------------------------------------------------------------------------------------------------------------------------
►For Any Query, Suggestion or notes contribution:
Email us at: gatesmashers2018@gmail.com