Sir please answer my question If I write the query in exam in relation algebra form using, selection and projection so it's right or wrong, today is my exam and I confused about that so I write the queries into relational algebra form so it's right or not please tell me and love your videos sir I am 2nd year 👍
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Kal board exam h Or aaj ye question dekhri hu 🥲... Btw thank you soo much sir ❤
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Same bro
Exam hall mai ghusne ke agee dekhrha hu guys
Y jo vdo dekhi isme se fir ques. Aaya ya nhi reply zrur dena
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Please make some more video's for class 12 board exam ( board question)
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Nice explaining thank you sir 😊
Aaj hi mera exam h 😊 but sir se sb doubt clear kr diya
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Mai toh centre par dekh rha hu lecture
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Thnkuh sir kash ye phele dekhi hoti Khair aap board me kam aayegi ❤
Tomorrow is my exam and this video is very helpful to me Thank you very much sir
Sir maja aagaya kya padhate ho❤❤
I have not even bought cs book and tomorrow's my per board 👽 damn I'm cooked..😵🥹
Sir please aap 12 class ki chapter 1 queyring and sql function le important mcq and questions ke video provide kr dijiye please sir 🙏🙏
now its 6.30 am and my exam is from 7.30 am
thnx for this much help.. good explaining sir
which board
@@SumitRay-wq4qe Obviously it will CBSE know bro bye the way mine tomorrow
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Video for class 12 compartment exam 2024 computer science..
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one doubt (iii) can we use count(quantity) instead of count(*) ?
@@SanjayKumar-tr6cr try it
wonderful,😄 thank you sir
one doubt (iii) can we use count(quantity) instead of count(*) ?
Sir please answer my question
If I write the query in exam in relation algebra form using, selection and projection so it's right or wrong, today is my exam and I confused about that so I write the queries into relational algebra form so it's right or not please tell me and love your videos sir I am 2nd year 👍
No
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Sir (ii) m to add ke liye Alter command use hogi?!
Alter table is a ddl command which is used to change the table structure (delete,add a column) insert into dml command h jo record ke sath use hoti h
DBMS Class 12 Notes: drive.google.com/file/d/1FFYVEaqMlwmdkeSDO1iKz-RMCcanlVNg/view?usp=sharing
one doubt (iii) can we use count(quantity) instead of count(*) ?
yess
haan select * from items where quantity = 30
@@Dream_2995ye galat h ye sara informations dega yaha par sirf total no of items batani h pura record nhi dhekna
Sir code k end mein semicolon bhi dalte na ?
Yes
Last me nahi hota semicolon
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Bhut accha sir
Bord exam 12 ip ke exam se 2.hr phele ka coment
Thank you sir
Bhai tum kaha se pdh rhe ho?
Teacher se acha he yt
thanks sir ... tomorrow is my exam ....wish me luck plz... ಠ﹏ಠ (>ლ).....
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one doubt (iii) can we use count(quantity) instead of count(*) ?
@@SanjayKumar-tr6cr no it won't work.... it will search (quantity) as a column name and take as an argument
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one doubt (iii) can we use count(quantity) instead of count(*) ?
@@SanjayKumar-tr6cr yes
Thank you sir