SI Stud name Subject Marks Pass/Fail
1 Sham Maths 40 P
1 Sham Physics 50 P
1 Sham Bio 20 F
2 Ram Maths 40 P
2 Ram Physics 50 P
2 Ram Bio 60 P
For the above data , write the SQL query for the student who passed in all the subjects . For eg : I want the data of only Ram coz he passed all subjects .
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Answer Posted / ajmal
SELECT *
FROM STUDENT_TABLE
WHERE SI NOT IN
(SELECT DISTINCT SI
FROM STUDENT_TABLE
WHERE PASS_FAIL = 'F'
)
The inner query will retrieve all the SI numbers for who is failed in at least 1 subject(eg: Sham). The outer query will retrieve the other student's details(eg: Ram).
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