Most Frequently asked SQL JOINS Interview Question | What does different SQL JOINS return
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- Опубліковано 4 жов 2024
- In this video we have discussed the most frequently asked SQL Interview question where we have to find the output or the total number of Rows with 2 given tables. We have discussed this example with different types of data and for INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL OUTER JOIN and SELF JOIN.
SELF JOIN example covers the scenario of multiple matching records between 2 tables. This example can help you clear SQL JOINS concept and should be prepared before going for any interview.
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Best explanation of joins. This was the most challenging topic for me, the way you explained,cleared all my queries. Thankyou.
Wonderful content
👍
Awesome sir... thank you so much sir...now my concepts are clear...its so easy....Thanks again
👏 You explained this complex sql problem with nice example and in very simple language 👍
👍
the way you talk...... I'm big fan of you
thank you so much for everything u r doing
Thanks 🙏
I always prefer this video, sir explained very well.
It is Awesome. The way you explained is awesome and very clear and understood the joins more clear
🙂 Good to know.
It's total clear..... Nice explanation😊😊
Though I watched somany other explanation this one best
Thanks 🙏
Awesome video 😍
Thanks 🙏
this is awesome i face this q and i m wrong bt now i m very clear thank u so muchb😊
Well explained ! thanks
Sir it's really very helpfull, but please you have to define one join, is Cartesian join
Ok sure
superb
Thanks 🤗
Useful Video
brilliant
Thanks 😊
Super 👍
Impressive video, thanks a lot
Thanks 👍
Excellent 👌👍
awesome. sir..clear explanation
Thanks 😃
Dhnywad sahab 👏
😊
Very Nice Video sir
Thanks 🙏
when you are doing left using null , why do 2 null records are not coming? timestamp 9:24
Sir please make a video on equi,non-equi,natural and self join also...
Sure...
thanks
Nice
How many records , we will get as output for full outer join ? Please some one answer....as per thumbnail query
12?
12 as per thumbnail
12.o/p : 10 10 10 10 10 10 20 30 40 NULL NULL NULL
easiest explanation of very confusing concept.
❤Bro thank you so much.
Queries used please in GitHub repository?
Thank you so much sir :)
Pls upload the multiple join table
Sure will try by next week.
Join Multiple Tables: ua-cam.com/video/eGdtpdow0rg/v-deo.html
I think null never considered.
Thumbnail query answers-
Inner join -6
Left and right - 9
Full - 12
Sir if there is 0 instead of null.. will get the same output?
No
Same question i faced.unfortunately I could not answer.😿
All the best for the future. Keep learning. 🙂
@@CodingGlitz Thank you very much ,you explained so well.
Thanks 😊
Cross join me kitne record ayenge
M * N
Null is just a garbage value one null is not equal to another null
Bro you are going very fast not able to understand anything.
Please go through this (ua-cam.com/video/isQ8up-zUPY/v-deo.html). complete join tutorial before watching this video
Null is just. Garbage value
thanks