Watching his videos I successfully cracked two interviews of Amazon for Data Engineer role , and secured internship.
@valerioharvey728929 күн бұрын
damn
@balag348022 күн бұрын
Guys this tutor deserve some award as best tutor in India on Sql and many are cracked toughest interviews after watching his videos.
@osamaraheem95242 жыл бұрын
You explain every things in a clear English, I think this is one of the finest tutorial on KZfaq... Keep it Up
@techTFQ2 жыл бұрын
Thank you Raheem 🙏🏼 Glad you liked it 🙂
@ms_avb2 жыл бұрын
amazing. i’ve been struggling with window functions and your 25min video has explain it better than a whole day of course material. thanks so much!!!!
@souryapattanayak96983 жыл бұрын
One of best demonstration with absolute clarity about the windowing concept. Thank you for the simplest/easiest explaination of this complex concepts.
@techTFQ3 жыл бұрын
Thank you so much 🙏🏼 Means a lot to receive such positive feedback ☺️☺️
@hellookim3 жыл бұрын
This was super helpful and easy to follow! I'm currently studying SQL and this was the best explanation of windows functions I came across. Would love to see more videos on SQL!
@techTFQ3 жыл бұрын
Thanks a lot for such kind words 🙏🏼 So glad to hear that you found it useful ☺️
@favourebubechukwu35922 жыл бұрын
Agree!
@techTFQ2 жыл бұрын
Thank you 🙏🏼
@meiwarcadey21722 жыл бұрын
Thank you so much it is helpful please make more videos on functions in oracle sql
@techTFQ2 жыл бұрын
Thank you 🙏🏼 sure will do
@emilyshi941711 ай бұрын
This is the most straightforward version of the window function I ever learned. Super helpful! Please teach more advanced SQL language in this channel.
@Moon_Rise63936 ай бұрын
I am power BI developer and i come with 5+ yr of experience buy SQL is something which i didn't used that much except connecting data sources. Since my experience now over 5+ yr so now interviewer want me as Excellent in SQL also and due to not having sql good i got rejected from 10+ interview again and again.... Since I'm about to be jobless i was loosing my hope but when i started watching your video's it's give me a good confidence. I hope now I'll clear interview soon. And god bless you brother to provide these Worthy content ❤ Love you bro ❤🎉
@jonathanbroyles92472 жыл бұрын
This was an extremely helpful review of all the listed window functions. The clear walkthrough of each function and how they interact with each other was done exceptionally well. I was having issues using the lag function correctly and this answered every one of my questions. Looking forward to watching more of your SQL videos! Subscribed! Thank you!
@techTFQ2 жыл бұрын
Your welcome Jonathan .. I am glad to read your feedback ☺️
@utkarshkunwar43192 жыл бұрын
This tutorial, right here, is one of the best to learn what Window Functions are
@techTFQ2 жыл бұрын
Thank you Utkarsh for such encouraging feedback 🙏🏼 So glad you liked it..
@zacramer4 ай бұрын
I'm preparing for an SQL intensive position and this is a phenomenal overview of windows functions. You provide an overview of the logic then how to apply them to real business questions. Great job!
@beardy.weirdo11 ай бұрын
I have been struggling with understanding window function for a really really really long time. But just one video of yours has made the concepts crystal clear to me. Thanks a lot!
@mohammedshahil48983 жыл бұрын
Hey brother, Just love the concepts you cover. I could easily understand these window functions. Credits to your teaching skills. You make it so simple and fun. Since i primarily work on SQL, this video was really helpful. Please make more videos on other window functions/advance SQL concepts. Cheers ✌🏻
@techTFQ3 жыл бұрын
Thank you Shahil ❤️❤️ Good to know you benefited from this.. Sure will try to cover other functions in another video..
@bathini142 жыл бұрын
I would have clear the interview today, if I had watched this before ..
@techTFQ2 жыл бұрын
Sorry to hear you didn’t clear this time but I hope you get a better opportunity very soon .. Thank you for liking my video🙏🏼
@samratsingha85156 ай бұрын
@@techTFQsir I want to study your python courses if under my budget Please let me know sir. Thank you
@sandesh81974 ай бұрын
Same story here
@ebadulislam123Ай бұрын
I was also asked the same question of finding the top 3 employees from each dept. Sad, I didn't know window functions then.
@swathikota9 ай бұрын
Absolutely brilliant and crisp way of explanation. I had never studied about window functions so far and I just checked your tutorial video to learn, I got crystal clear clarity about window functions - their syntax, usage, scenarios where it can be used. Truly impressed with your teaching skills. Keep teaching, you are doing a great job.
@fatemehsefishahpar36262 жыл бұрын
The most clearest way of explaining window function! Bravo!
@monishnagarajan59172 жыл бұрын
It was an clear explanation with understandable examples, which will be very helpful especially for beginners like me 👏
@harshmishra0262 жыл бұрын
I've search a lot about window function on Google and KZfaq but this tutorial is far better than others. It has helped me a lot . What a easy way to explain.✌
@techTFQ2 жыл бұрын
Thank you Harsh. glad you liked it :)
@test-hj9lx2 жыл бұрын
This has become my reference link to revise window functions fundamentals before any sql interview round. Thanks much !
@aniqahmed7204 Жыл бұрын
You are an absolute legend for explaining window functions in detail. Thank you so much.
@apostleisaacopokuagyeman5676 Жыл бұрын
This gentleman is very practical and a good teacher of SQL. It feels like in person lesson.
@techTFQ Жыл бұрын
Thank you so much Isaac 🙏🏼
@faridhussain32812 жыл бұрын
I am a new SQL learner. So, I saw many videos on SQL tutorials. But, I found your one very helpful and effective. I was struggling with the Window function so hard that I thought I would give up learning SQL. But, your video makes it very simple to me. I am really impressed with your videos. Keep it up.
@techTFQ2 жыл бұрын
Thank you so much buddy 🙏🏼 It means a lot to receive such positive feedback ☺️ I am so glad this helped you..
@alexharris23752 жыл бұрын
Very well done, thank you. I’ve always just ignored Rank because I thought row number does the exact same thing but you’ve helped realize where rank can really be useful.
@palashmahata978211 ай бұрын
This was very very helpful to me. I'm currently learning MYSQL and this was the best explanation of windows functions I came across. I would love to see more videos on MYSQL!
@Innovade2 жыл бұрын
This is the best video I’ve found explaining window functions. Thank you for your help! I really appreciate it
@techTFQ2 жыл бұрын
Thanks a lot for the positive feedback 🙏🏼 Much appreciated and so glad the video helped ☺️
@animeshmishra4282 Жыл бұрын
Perfectly Splendid ❄️☕❄️ . I am newly deployed data engineer and I loved how you crafted this concept in simple approach
@techTFQ Жыл бұрын
Thank you , glad this helped
@anubhavasthana802518 күн бұрын
I watch this video as a pre-requisite before every interview... This video has become my reference point... Thanks for being concise and clear :)
@shahrukhtheanalyst Жыл бұрын
Best explaination!! I have watched and read 1000s of videos/articles but was unable to grasp window function concepts. This Video really gave a detailed breakdown of how Window Functions work as well as their use cases. Love from Pakistan
@amareshsahoo60032 жыл бұрын
This tutorial, right here, is one of the best to learn what Window Functions are. Background slow music is awesome.
@techTFQ2 жыл бұрын
Thank you Amaresh 🙏🏼 Glad you liked it..
@lilprotakeit Жыл бұрын
Amazing explanation. I was really pushing back on this part of SQL as i found it very difficult to read from books and blogs but you made it easy man. Thanks a lot !!
@techTFQ Жыл бұрын
So glad to hear that ☺️☺️
@rasmitahembram452211 ай бұрын
Am I right to say that the problem statement - fetch top 3 employees in each department earning the max salary - can be solved using row_number() as well?
@deeprajsarkar3689 Жыл бұрын
taufeeq the clarity of your teaching is supreme..thank you..
@Jai-id7ik4 ай бұрын
Before attend any interview I will definitely check your this video.. Thanks
@shivkay2 жыл бұрын
You have the gift of teaching complex stuff in a very friendly and simple manner… best wishes for a great future
@techTFQ2 жыл бұрын
Thank you Shiva 🙏🏼
@aperxmim2 жыл бұрын
Great training, straight to the point, clear examples.
@techTFQ2 жыл бұрын
Thank you 🙏🏼 Glad you liked it..
@ben-9200_ Жыл бұрын
In 24 minutes you have explained to me window functions in a way better than spending 4 hours in Datacamp
@joseinstantpotcook30652 жыл бұрын
I owe you a debt of gratitude. Thanks for clarifying so many things for me. At work I inherited a stored procedure that utilized many of the functions you covered. Was lost understanding it and your video turned on all the lights in the house! I am now a subscriber and will go back to the at h your library!!! Take care and stay safe!!
@techTFQ2 жыл бұрын
Thank you Jose 🙏🏼 So glad this video helped you ☺️
@dhruvmadaan32762 жыл бұрын
LOVE YOUR VIDEOS TFQ ! GREAT WAY OF EXPLAINING AND GREAT EXAMPLES ! THANK YOU AGAIN ! WE DONT MIND IF THE VIDEOS ARE LONG, THEY ARE HIGH QUALITY ! WE DONT CARE IF THERE IS BACKGROUND MUSIC OR NOT, THE WAY YOU EXPLAIN MATTERS THE MOST !
@techTFQ2 жыл бұрын
Thank you Dhruv once again 🙏🏼 Happy to know you liked them
@singarampalaniappan17362 жыл бұрын
Perfectly Explained !! No flaws
@techTFQ2 жыл бұрын
Thank you palaniappan 🙏🏼 Glad this helped..
@myyouaccounttube10246 ай бұрын
SQL is knowledge, but to know how to teach it in such a beautiful and beginner friendly way, is an art! Bravo for this video. Not only I subscribed to your channel I'll present it to everyone who needs a good course in SQL. 👏👏👏👏👏👏
@muhammadalibhatti5384 ай бұрын
This is the best video for explaining the Window functions in SQL, I really do not know about them before watching this video. Well explained by you.
@christinesong56293 жыл бұрын
Awesome! would love to see another video on other window functions. Please do another one!
@techTFQ3 жыл бұрын
Thanks a lot 😃 Will be doing another video on other window functions soon..
@nabilraza4562 жыл бұрын
Such a helpful video to understand windowing functions. That was really helpful.
@techTFQ2 жыл бұрын
Thank you 🙏🏼 So glad u liked it 🙂
@omotolamusiliu35392 жыл бұрын
This is the best and most comprehensible video I have seen on Windows Function since I have been practising SQL.
@techTFQ2 жыл бұрын
Thank you Omotola 🙏🏼 Glad this helped
@vuphan2956 Жыл бұрын
To be honest, you tech better than some of professors in college. I will watch every of your videos. Thank you.
@fathimafarahna26333 жыл бұрын
Awesome awesome 👌 You are simply the best, explaining, intention, dedication Perfection. Keep it up. God bless you. Amen🙏
@techTFQ3 жыл бұрын
No words to thank you.. still thank you to you for everything 🙏🏼❤️
@sheebaparveen36303 жыл бұрын
Great. So proud of your intelligence. Your talent of teaching in such simple & understanding way is amazing 👍 Keep growing.
@techTFQ3 жыл бұрын
Thank you dearest cheeb ❤️
@rohitsurvase41904 ай бұрын
This is a masterclass for SQL window's function, great explanation!
@iUmerFarooqАй бұрын
Now everything about sql windows function is cleared. Thank you very much 😉💪🔥 Love from Peshawar, Pakistan 💚
@jollypareira6883 жыл бұрын
Your new subscriber. One of the best channel I came across in learning SQL. You deserve much more subscribers
@techTFQ3 жыл бұрын
Woww you made my day by such positive feedback ☺️.. thanks a lot and so happy this video helped you 🙏🏼
@jollypareira6883 жыл бұрын
@@techTFQ Thanks to you too for making good contents. Wishinh you all the luck
@techTFQ3 жыл бұрын
@@jollypareira688 thank you again 🙏🏼
@prabhaker90312 жыл бұрын
Couldn't be explained better. Great work.
@techTFQ2 жыл бұрын
Thank you so much 🙏🏼 Glad you liked it ☺️
@sachinhipparge393 Жыл бұрын
seriously i checked many youtube videos to learn sql whenever i start learning by seeing them i feel bore and dificult to learn, thanks to you sir your way of teaching and approach is very different that joins video also seen many times from other youtub pages but never got perfect when i seen your videos on join just in 20mnts whole join concept cleared im realy thanks a lot . even these window functions its just increased my excitement to evolve more on these. great work sir thank you.
@zhongqisun90822 жыл бұрын
Your tutorial helps a lot! Make window function so easy and simple! Thank you!
@animoki92922 жыл бұрын
Enjoying every detail.. and as we know every detail matters ..and not many would present with all details.. u r amazing bro..God bless u..
@techTFQ2 жыл бұрын
Thank you Ani for taking your time to appreciate my work 🙏🏼 Truly appreciate the feedback 🙂
@livinspire7631 Жыл бұрын
Thanks a ton in making these concepts so easy for us to understand . your teaching skills are just outstanding.Please let us know if you have a complete course.
@rasmitahembram452211 ай бұрын
Am I right to say that the problem statement - fetch top 3 employees in each department earning the max salary - can be solved using row_number() as well?
@kayceeDis2 ай бұрын
Thank you! you just removed all of my troubles! you explained it very clearly and it was super easy to follow.
@kehagupta14228 күн бұрын
you are a great mentor . At first these things were very confusing for me but now i am confident enough to use them. Thank you
@imsushantjain2 жыл бұрын
Really good, Thank You!. You should do more SQL tutorials, specially in a structured fashion and starting from basics.
@techTFQ2 жыл бұрын
Thank you 🙏🏼 Glad you’ve liked this video. Yeah, I might consider making a complete Sql tutorial playlist from scratch in the near future
@mohammadbajesaheb2493 жыл бұрын
Bro simply your lecture is amazing
@techTFQ3 жыл бұрын
Thanks a lot 🙏🏼 glad you liked it ☺️
@mehaksaini25522 ай бұрын
This kind of teaching, which relates everything, this is what is needed!! Feeling really grateful for finding this channel where concepts are not just told as they are but their purpose is explained by building upon the examples, step by step.. :)
@mad249602 жыл бұрын
Not a ton of VERY clear advanced SQL Windows functions out there - easy to understand and really clear! Thank-you for the work
@techTFQ2 жыл бұрын
Glad you liked it Matthew
@atleticoluke2 жыл бұрын
Thank you so much! That's an amazing explanation!
@techTFQ2 жыл бұрын
Your welcome Luiz 🙏🏼 Glad this helped ..
@sandeepkhawas33672 жыл бұрын
Dear brother...the way you are explaining the things is very easy to understand.. day by day i m increasing my knowledge on SQL...thanks for your all efforts and i wish you all the best!
@eegernades Жыл бұрын
sqlzoo's page about this is just returning system errors. So had to search elsewhere to learn and this video shows it in a clear and informative manner. Thanks tremendously for this gem of a video to explain these concepts.
@naderbazyari2 Жыл бұрын
This video is awesome!! Free education and practical. Many thanks man. I am preparing for an interview. Thank you.
@thedarkknight5792 жыл бұрын
Best Video on Window Functions that I have watched till now💖💖💖💖
@techTFQ2 жыл бұрын
Thank you so much 🙏🏼 Glad this helped ..
@thedarkknight5792 жыл бұрын
@@techTFQ I have recently cleared most of SQL rounds because of your video on Window Functions, I request you to continue the good work and plz do some KZfaq shorts on advanced level SQL questions, as they could be both interesting to watch as shorts and useful as brain teasers if someone is attending interviews.
@techTFQ2 жыл бұрын
Awesome news bro.. am so glad my videos helped you to find a job.®️☺️👌👍 As for shorts, really good idea, let me consider it..
@sumanmondal88363 жыл бұрын
Please make another video for the remaining parts. Thank You!
@techTFQ3 жыл бұрын
Thank you Suman.. will do it..
@lebzgold74752 жыл бұрын
Amazing explanation! Was struggling with window functions - this was really clear! Many thanks to you Sir! :)
@shujashakir9952 Жыл бұрын
Thanks Taufiq. The video was enough to teach me the basics of Window functions in SQL.
@bhanureddy87803 жыл бұрын
damn Bloody good. Just loved the explanation and the content. you did save a ton of time for me. wish you all the best.
@techTFQ3 жыл бұрын
Thanks a lot for your kind words ☺️☺️ So glad it helped 🙏🏼
@satyamsrivastava90342 жыл бұрын
I can't tell you how helpful was this
@techTFQ2 жыл бұрын
Thank you Satyam 🙏🏼 Glad this helped ..
@ruchikapattjoshi4223 Жыл бұрын
This is really amazing!! Best examples and demonstration and clear and concise examples, easy to understand and grasp window functions concepts. Thank you for the wonderful work😃
@ashutoshsharmaxi Жыл бұрын
thank you sooooo much for this video.... I have commented on only 8-10 videos in my whole youtube life and you are one of them... superb explanation...
@khushbooagarwal74912 жыл бұрын
I was struggling so much with these window functions, thank you truly for this great video lecture. I've never ever commented to any video but this video right here deserves a respect 👏
@techTFQ2 жыл бұрын
Thank you so so much Khushboo for this amazing feedback 🙏🏼 I am so glad you took your time to comment on this video.. it feels great to know that this video has helped you understand the concept ☺️☺️
@khushbooagarwal74912 жыл бұрын
@@techTFQ are you planning to make videos on machine learning too?
@techTFQ2 жыл бұрын
Yes I plan to do it in the near future.. in the next few weeks will focus on covering some data science concepts and then hopefully will cover machine learning too..
@SKumar-fl1vx3 жыл бұрын
well taught and easily understood could you do video on other window functions and stress more on use cases
@techTFQ3 жыл бұрын
Thanks a lot for your kind words 🙏🏼 Sure will consider your feedback ..
@dj458310 ай бұрын
It was really helpful video i went through it just 1 day before my interview day and I was able to understand the concept .
@Vedanvita4 ай бұрын
Hello, Its an excellent channel for SQL. I was asked the same questions in my interview and I watched this video just before it. Love the content. Thank you
@asfandpappa Жыл бұрын
beautifully explained. You are a hero , I am using this for interview prep and it has taken me from zero to hero
@jeffrinvite1107 Жыл бұрын
This is the best video I've ever came across for the window function. Thank you!!!
@ssk7690 Жыл бұрын
Thank you with all my heart, I read the documentations and couldn't understand it but you've made it quiet easy to understand!
@pging8328 Жыл бұрын
pedagogical value of vid is sublime. hands down man of the match.
@hasibulhayat9572 Жыл бұрын
I don't comment in KZfaq videos normally. But for this one, I have to! The best video for me when it comes to window functions. Thanks techTFQ!
@alisonhenley2551 Жыл бұрын
Wonderful and straight to the point! Great examples!
@amit-jx5lh5 ай бұрын
These people have literally made youtube platform a university, where you can learn anything for free. ❤
@idris.adebisi Жыл бұрын
I have always struggled with window functions..Thanks for the video, I was able to grasp the concept.
@kartikjuneja78072 жыл бұрын
Bro Honestly this is the best video on analytical functions on youtube. In one go, I understood all the functions completely.
@techTFQ2 жыл бұрын
Glad to hear that buddy
@yogeshpareek9134 Жыл бұрын
This video is very helpful ,I am searching best interview prepration video & advance sql video & finally best video content got me Thanx sir
@yairteshuva24952 жыл бұрын
The clearest explanation in KZfaq. Great!
@techTFQ2 жыл бұрын
Thank you 🙏🏼
@iReaperYo9 ай бұрын
Man you're so awesome, I might actually pass my sql exam now. many thanks. i'll be sure to donate if i do.
@olajidebello628011 ай бұрын
This was really helpful, was working on a challenge that involved checking if the next employee had a higher salary racked my brain for hours and came here only to see it in seconds
@melaniekim9540 Жыл бұрын
Clear and concise demonstrations. Thank you for this!
@samsonkiflom59542 жыл бұрын
you got my sub after watching the first 6 mins and 23 seconds :) lucid explanation. nice job!
@timmytesla96552 жыл бұрын
I was always scared of learning window functions because I heard people say they are hard. Your video made it very easy for mr. Thank you.
@nazakatali3778 Жыл бұрын
This was really very helpful to understand the window function concept, you described it precisely, now moving to next part of it, Many thanks
@eg5224 Жыл бұрын
that example with over() function provided clarity to the concept.. thanks a lot
@watitemjen23289 ай бұрын
Possibly the best tutorial on windows functions!
@nidhishukla9 Жыл бұрын
The the the best explanation one can ever go through in a most easiest way ,thanks aton
@nandhukrishna4 ай бұрын
you are the best ,explains everything clearly .I am so thankful 🙏
@rakeshgorre45153 күн бұрын
These are some quality content from KZfaq rather than Udemy or Coursera.
@TomMosquera01 Жыл бұрын
I am currently taking up a Data Analysis course via SQL and this was very helpful, since the instructor is having a hard time relaying her knowledge to us learners. Since this was step-by-step and used a basic example, this was more understandable. This topic on the course has a week's worth of lessons, yet I didn't learn as fast as the first 12 minutes of this video. Keep it up!
@techTFQ Жыл бұрын
Super glad this helped and good luck with your learning
@aliciachen97502 жыл бұрын
SUPER clear. much better than some of the other tutorials that I saw out there. Thank you very much!