DBMS-Assignment 3 Solved

     

Consider the following database schema 

RegUser (RNo int, RName varchar(20),  ROccu varchar(10),  Age int, HighestQual varchar(5), PRIMARY KEY(RNo));

 

Possible values for ROccu are: FACULTY, STUDENT, STAFF

Possible values for HighestQual are: BTECH, MTECH, PHD

 

Faculty (FId int, ResearchArea varchar(4), FDept varchar(3),

PRIMARY KEY(FId),

FOREIGN KEY fk_std_0(FId) REFERENCES RegUser(RNo));

 

Possible values for FDept are: CS, EE, ECE, ME

Possible values for ResearchArea are: AI, ML, DBMS, ALGO

 

Course (CId int, CName varchar(10), CDuration varchar(10), CDept varchar(3), FId int,

PRIMARY KEY(CId),

FOREIGN KEY fk_std_1(FId) REFERENCES Faculty(FId));

 

Possible values for CDuration are: SHORT, MEDIUM and LONG Possible values for CDept are: CS, EE, ECE, ME

 

Prerequisite (CId int, PreqCId int,  

FOREIGN KEY fk_std2(CId) REFERENCES Course (CId),

FOREIGN KEY fk_std3(PreqCId) REFERENCES Course (CId),  

PRIMARY KEY(CId, PreqCId));

 

CourseReg (RNo int, CId int, Score int,

PRIMARY KEY(RNo, CId),

FOREIGN KEY fk_std4(RNo) REFERENCES RegUser (RNo), FOREIGN KEY fk_std5(CId) REFERENCES Course (CId));

             

Srl No.
Query
Remarks 
0
List all the registered users along with the courses they are enrolled in, and their faculty (RId, RName, FId, FName, CId, CName)
 
1
List all the registered STUDENTS along with the courses they are enrolled in and their faculty (RId, RName, FId, FName, CId, CName)
 
2
List all the registered users with MTECH as their highest qualifications along with the courses they are enrolled in and their faculty (RId, RName, FId, FName, CId, CName)
 
3
List all the registered users with MTECH as their highest qualifications along with the CS courses they are enrolled in and their faculty (RId, RName, FId, FName, CId, CName)
 
4
List all the registered users who are NOT FACULTY along with the SHORT courses they are enrolled in and their faculty from CS department (RId, RName, FId, FName, CId, CName)
 
5
List all the registered users who do NOT have PHD as their highest qualification along with the courses they are enrolled in having faculty with research area in AI or ALGO (RId,

RName, FId, FName, CId, CName)
 
6
List all the registered users who have enrolled in more than one CS courses and their faculty (RId, RName, FId, FName, CId, CName)
 
7
List all the registered users who have enrolled in CS and EE courses having SHORT or MEDIUM duration and their faculty (RId, RName, FId, FName, CId, CName)
 
8
List all the registered users with BTECH as their highest qualification along with the courses they are enrolled in and their faculty such that the courses does NOT include any from  EE or ME department and the faculty does Not have DBMS as their research area (RId, RName, FId, FName, CId, CName)
 
9
List all the registered users with highest qualification as BTECH or MTECH and who have enrolled in EE or ECE courses of MEDIUM duration and their faculty such that they are NOT from ME department and has AI or ML as their research area (RId, RName, FId, FName, CId, CName)
 
 

             

Srl No.
Query
Remarks 
0
List top 3 registered users from each department who have scored the highest in CS courses (RId, RName, CId, CName, Score)
 
1
List top 3 registered users from each department who have scored the highest in EE courses (RId, RName, CId, CName, Score)
 
2
List top 5 registered users having BTECH as their highest qualifications from CS department who have scored the highest in CS courses (RId, RName, CId, CName, Score)
 
3
List top 4 registered users having MTECH as their highest qualification from each department who have scored the highest in CS and EE courses courses (RId, RName, CId, CName, Score)
 
4
List top 2 registered users from CS or ECE department who have scored the highest in CS courses of LONG duration (RId, RName, CId, CName, Score)
 
5
List top 3 registered users who have BTECH or MTECH as their highest qualification from

EE department who have scored the highest in both EE and ECE courses of SHORT or

MEDIUM duration (RId, RName, CId, CName, Score)
 
6
List top 3 registered users who does NOT have PHD as their highest qualification from ME department who have scored the highest in CS, EE or ECE courses (RId, RName, CId, CName, Score)
 
7
List top 2 registered users from EE or ECE department who have scored the highest in both EE and ECE courses of MEDIUM or LONG duration (RId, RName, CId, CName, Score)
 
8
List top 3 registered users who have MTECH as their highest qualification from NOT ME department who have scored the highest in both EE and ECE or CS courses (RId, RName, CId, CName, Score)
 
9
List top 4 registered users with BTECH as their highest qualification from each department who have scored the highest in both EE and ECE courses of MEDIUM duration (RId, RName, CId, CName, Score)
 
 

             

Srl No.
Query
Remarks 
0
List all registered users (RNo, RName, CId, CName) who have enrolled in courses each of which has more than one prerequisite (consider only single level of pre-requisite).
 
1
List all registered users (RNo, RName, CId, CName) who have enrolled in courses each of which has exactly one prerequisite (consider only single level of pre-requisite).
 
2
List all registered users (RNo, RName, CId, CName) who have enrolled in courses each of which has no prerequisite (consider only single level of pre-requisite).
 
3
List all registered users (RNo, RName, CId, CName) who have enrolled in at least one course which has more than one prerequisite (consider only single level of pre-requisite).
 
4
List all registered users (RNo, RName, CId, CName) who have enrolled in at least one course which has exactly one prerequisite (consider only single level of pre-requisite).
 
5
List all registered users (RNo, RName, CId, CName) who have enrolled in at least one course which has no prerequisite (consider only single level of pre-requisite).
 
6
List all registered users (RNo, RName, CId, CName) who have NOT enrolled in any course which has more than one prerequisite (consider only single level of pre-requisite).
 
7
List all registered users (RNo, RName, CId, CName) who have NOT enrolled in any course which has exactly one prerequisite (consider only single level of pre-requisite).
 
8
List all registered users (RNo, RName, CId, CName) who have NOT enrolled in any course which has no prerequisite (consider only single level of pre-requisite).
 
9
List all registered users (RNo, RName, CId, CName) who have NOT enrolled in any course which has exactly two prerequisites (consider only single level of pre-requisite).
 
 

             

Srl No.
Query
Remarks 
0
List all courses along with their departments that are offered by faculty members not belonging to the same department. (CId, CName, CDept,FId, FName, FDept)
 
1
List all SHORT duration courses offered by faculty members having PHD as the highest qualification of the CS department whose research area is DBMS (Cid, CName, CDuration,

FId, FName, FDept, ResearchArea, HighestQual)
 
2
List all LONG duration courses offered by faculty members having MTECH as the highest qualification of the EE department whose research area is ALGO (Cid, CName, CDuration,

FId, FName, FDept, ResearchArea, HighestQual)
 
3
List all MEDIUM duration courses offered by faculty members having PHD as the highest qualification of the ME department whose research area is NOT ML (Cid, CName,

CDuration, FId, FName, FDept, ResearchArea, HighestQual)
 
4
List all MEDIUM duration courses offered by faculty members having PHD as the highest qualification of the EE department whose research area is ML (Cid, CName, CDuration, FId,

FName, FDept, ResearchArea, HighestQual)
 
5
List all MEDIUM duration courses offered by faculty members having MTECH as the highest qualification of the ME department whose research area is ALGO (Cid, CName,

CDuration, FId, FName, FDept, ResearchArea, HighestQual)
 
6
List all courses which are NOT of SHORT duration offered by faculty members having PHD as the highest qualification of the EE department whose research area is AI (Cid, CName,

CDuration, FId, FName, FDept, ResearchArea, HighestQual)
 
7
List all courses which are NOT of LONG duration offered by faculty members NOT having

PHD as the highest qualification of the ECE department whose research area is DBMS (Cid,

CName, CDuration, FId, FName, FDept, ResearchArea, HighestQual)
 
8
List all courses which are of LONG duration offered by faculty members NOT having PHD as the highest qualification of the ECE department whose research area is NOT DBMS (Cid,

CName, CDuration, FId, FName, FDept, ResearchArea, HighestQual)
 
9
List all courses which are of LONG duration offered by faculty members NOT having

BTECH as the highest qualification of the EE department whose research area is DBMS (Cid, CName, CDuration, FId, FName, FDept, ResearchArea, HighestQual)
 
 

             

Srl No.
Query
Remarks 
0
List all the students who have registered for more than 1 course. (RNo , RName )
 
1
List all the students who have registered for at least 3 courses. (RNo , RName )
 
2
List all the students who have registered for exactly 1 course. (RNo , RName )
 
3
List all the students having age greater than 20 and  have registered for exactly 1 course. (RNo , RName )
 
4
List all the students having age greater than 20 and have registered for at most 4 courses. (RNo , RName )
 
5
List all the students having age equal to 20 who have registered for exactly 2 courses. (RNo , RName )
 
6
List all the students having age equal to 20 who have registered for at least 2 courses. (RNo , RName )
 
7
List all the students whose name starts with an ‘A’ and have registered for at least 2 courses. (RNo , RName )
 
8
List all the students whose name starts with a ‘D’ and have registered for exactly 3 courses (RNo , RName )
 
9
List all the students whose names start with an ‘S’ and have registered for at least 2 courses. (RNo , RName )
 
 

             


Srl No.
Query
Remarks 
0
List all the courses offered by the CS department that have at least one prerequisite course from the EE department. (CId,CName)
 
1
List all the courses offered by the CS department that have at least one prerequisite course from the ECE department. (CId,CName)
 
2
List all the courses offered by the ECE department that have at least one prerequisite course from the EE department. (CId,CName)
 
3
List all the courses offered by the EE department that have at least one prerequisite course from the CS department. (CId,CName)
 
4
List all the courses offered by the ECE department that have no prerequisite course from the EE department. (CId,CName)
 
5
List all the courses offered by the EE department that have at least one prerequisite course of LONG duration. (CId,CName)
 
6
List all the courses offered by the EE or ECE department that have at least one prerequisite course of MEDIUM duration. (CId,CName,CDept)
 
7
List all the courses offered by the CS or ECE department that have no prerequisite course of LONG duration. (CId,CName,CDept)
 
8
List all the courses offered by the CS department that have no prerequisite course of SHORT duration. (CId,CName)
 
9
List all the courses offered by the EE department that have at least one prerequisite course of MEDIUM duration. (CId,CName)
 
 

             

Srl No.
Query
Remarks 
0
List the faculties, along with course details they teach and the department they belong to, for each research area, who teach more than two courses.

(FId, CId, CName, CDuration, CDept, FDept ,  ResearchArea)
 
1
For each department, list the faculties and their area of research, who teach at least one long duration course offered by CSE department.  

(FDept, FId, ResearchArea)
 
2
List the faculties , the department they belong to, along with the courses they teach and the department which offers the course, who teach at most three courses and the course duration of all the courses are short.

(FId, FDept, CId/CName,CDept )
 
3
For each department, list the faculties, courses they teach and their area of research, who teach at most two courses and course duration being either short or long.

(FDept,FId, CId/CName,ResearchArea)
 
4
List department wise, the faculties, their research area,  courses they teach, Faculties teach more than two courses and course duration is not short.

(FId,ResearchArea, Cid, CName)
 
5
For each department, list the faculties and their area of research, who teach at least two courses offered by either  CS or ECE department.  

(Fid,FacultyId, ResearchArea)
 
6
List the faculties, courses they teach and their area of research, who teach at least two courses offered by either CSE or ECE.

(FId, Cid, CName,ResearchArea)
 
7
List the faculties, courses they teach and their area of research, who teach at least two courses offered by CSE and course duration is long.

(FId, Cid, CName, ResearchArea)
 
8
List the faculties, corresponding courseid and their area of research, who teach at least two courses offered by either ECE or EE department.  

(FId, CId, ResearchArea)
 
9
List the faculties, course names they teach and their department for each research area who teach at most three courses and course duration is either short or medium.

(FacultyId, CName,FDept,ResearchArea)
 
 

             

Srl No.
Query
Remarks 
0
List the courses and corresponding course durations for faculties of CSE department doing research on DBMS who are less than 30 years old and having PHD as highest qualification. ( Cid, CName, CDuration )
 
1
List the course id, course names and corresponding course durations by faculties who are less than 30 years old and belong to either CSE or ECE department. (CId, CName, CDuration )
 
2
List the registration number, qualification ,research area and names of faculties who are more than 50 years of age and teach courses offered by CSE department.  

(RNo, HighestQual, ResearchArea, RName)
 
3
List the registration number, qualification , research area,age and names of faculties of age less than 50 , teach only one short course. (RNo, HighestQual, ResearchArea, Age,RName)
 
4
List the registration number, qualification, research area and names of faculties who are of age less than 50 and teach a course of long duration.

(RNo, HighestQual, ResearchArea, RName)
 
5
List the CSE faculties (names and ID) of age more than 60 doing research in DBMS, having either PHD or Mtech as qualification and teach at least a course of long duration. (RName,FId)
 
6
List the CSE faculties and their research area, of age less than 60 , having METCH as qualification and teach only one short duration course offered by CSE department.  

(ResearchArea, RName,Fid)
 
7
List the registration number, qualification research area and names of faculties who are of age between 30- 50 and teach courses offered by either CSE or ECE department.  

(RNo, HighestQual, ResearchArea, RName)
 
8
List the course details for faculties who are less than 30 years old and not having PHD degree and belong to ECE department. (CId, CName, CDuration, CDept)
 
9
List the course details for faculties of EE department who are more than 30 years old and not having PHD degree. (CId,CName , CDuration, CDept)
 
 

             

Srl No.
Query
Remarks 
0
List all the registered users who are faculties and who teaches either short or long term courses. (RNo, RName, ROccu, CId, CName, CDuration, CDept)
 
1
List all the registered users who are faculties in EE or CS having qualification as MTECH and who teaches long term courses in ECE.  (RNo, RName, ROccu, HighestQual, FDept,

CId, CName, CDuration, CDept)
 
2
List all the registered users who are faculties in ECE with research area as DBMS or AI having qualification as PHD and who teach medium term courses. (RNo, RName, ROccu,

HighestQual, FDept, ResearchArea, CId, CName, CDuration)
 
3
List all the registered users who are faculties in ME with research areas as ML and age between 40 to 50 years having qualification as PHD and who teach short term courses. (RNo, RName, ROccu, Age, HighestQual, FDept, ResearchArea, CId, CName, CDuration)
 
4
List all the registered users who are faculties in CS with research areas as ALGO having qualification as PHD and who teaches at least 5 short term courses.  

(RNo, RName, ROccu, HighestQual, FDept, ResearchArea, CId, CName, CDuration)
 
5
List all the registered users who are faculties in CS with research areas as ML or DBMS having qualification as PHD and who do not teach any short term courses.  

(RNo, RName, ROccu, HighestQual, FDept, ResearchArea, CId, CName, CDuration)
 
6
List all the registered users who are faculties in CS with research areas as AI having qualification as PHD and who does not teach any long term courses.  

(RNo, RName, ROccu, HighestQual, FDept, ResearchArea, CId, CName, CDuration)
 
7
List all the registered users who are faculties in EE with research areas as ML having qualification as PHD and who teaches more than 3 short term courses.  

(RNo, RName, ROccu, HighestQual, FDept, ResearchArea, CId, CName, CDuration)
 
8
List all the registered users who are faculties in ECE with research areas as ML or DBMS having qualification as MTECH and who teach 3 short term courses and at least 3 medium term courses in EE.  

(RNo, RName, ROccu, HighestQual, FDept, ResearchArea, CId, CName, CDuration, CDept)
 
9
List all the registered users who are faculties in CS with research areas as DBMS having qualification as MTECH and who teach 2 to 7 short term courses in CS.  

(RNo, RName, ROccu, HighestQual, FDept, ResearchArea, CId, CName, CDuration, CDept)
 
 

             

Srl No.
Query
Remarks 
0
List for each student, his/her name, qualification and courses taken in CS or EE with marks greater than 60. The courses are taught by at least one faculty having research areas as ML or

AI. (RNo, RName, HighestQual, CId, CName, CDept, Score, FId, ResearchArea)  
 
1
List for each student, his/her name, qualification and courses taken in at most two departments with marks greater than 60 and less than 95. The courses are taught by at most three faculties having research areas as ALGO or AI.

(RNo, RName, HighestQual, CId, CName, CDept, Score, FId, ResearchArea)  
 
2
List for each student, his/her name, qualification and courses taken in three departments with marks less than 80. The courses are taught by faculties having research area as ALGO and are from CS or EC.

(RNo, RName, HighestQual, CId, CName, CDept, Score, FId, ResearchArea, FDept)  
 
3
List for each student, his/her name, qualification and courses taken in three departments with marks less than 80. The courses are taught by faculties having research areas as DBMS and are from CS or ECE.

(RNo, RName, HighestQual, CId, CName, CDept, Score, FId, ResearchArea, FDept)
 
4
List for each student, his/her name, qualification and courses taken in three departments with marks less than 70. The courses are taught by faculties having research areas as DBMS and are from EE or ECE.

(RNo, RName, HighestQual, CId, CName, CDept, Score, FId, ResearchArea, FDept)
 
5
List for each student, his/her name, qualification and courses taken in 5 departments with marks less than 85 and more than 50. The courses are taught by faculties having research areas as DBMS, age more than 40 and are from EE or ME.

(RNo, RName, HighestQual, CId, CName, CDept, Score, FId, ResearchArea, FDept, Age)
 
6
List for each student, his/her name, qualification and courses taken in 5 departments with marks less than 85 and more than 50. The courses are taught by faculties having research areas as DBMS, age more than 35 and are not from EE.

(RNo, RName, HighestQual, CId, CName, CDept, Score, FId, ResearchArea, FDept, Age)
 
7
List for each student, his/her name, qualification and courses taken at least 4 departments with marks less than 75 and more than 40. The courses are taught by faculties having research areas not as AI, age more than 38 and are not from ECE.

(RNo, RName, HighestQual, CId, CName, CDept, Score, FId, ResearchArea, FDept, Age)
 
8
List for each student, his/her name, qualification and courses taken at least 4 departments with marks less than 75 and more than 40. The courses are taught by faculties having research areas not as DBMS, age more than 38 and are not from CS.

(RNo, RName, HighestQual, CId, CName, CDept, Score, FId, ResearchArea, FDept, Age)
 
9
List for each student, his/her name, qualification and courses taken at most 6 departments with marks less than 75 and more than 40. The courses are taught by faculties having research areas as DBMS, age more than 45 and are not from ME.

(RNo, RName, HighestQual, CId, CName, CDept, Score, FId, ResearchArea, FDept, Age)
 
 

             

Srl No.
Query
Remarks 
0
List all the students enrolled in a course taught by an instructor whose research area is

DBMS and has no prerequisite courses taught by an instructor with research area AI (RNo, RName)
 
1
List all the students enrolled in a course taught by an instructor whose research area is

DBMS and has only prerequisites courses from the CS dept whose instructors have age > 60 (RNo, RName)
 
2
List all the students enrolled in a course taught by an instructor whose research area is ML and has either atleast one long duration prerequisite course or a medium prerequisite course taught by an instructor belonging to ECE dept (RNo, RName)
 
3
List all the students enrolled in a course taught by an instructor whose research area is ALGO and has either at least one long duration prerequisite course or all ECE prerequisite courses taught by instructors of CS dept (RNo, RName)
 
4
List all the students enrolled in a course taught by an instructor whose research area is ML and has either at least one long duration prerequisite course or a medium prerequisite course taught by an instructor with highest qualification either PHD or MTECH (RNo, RName)
 
5
List all the students enrolled in a course taught by a instructor with age<30 whose research area is ML & that instructor teaches only short duration courses (RNo, RName)
 
6
List all the students enrolled in a course taught by an instructor whose research area is ML and that course has only prerequisite courses taught by faculty whose research area is not ML (RNo, RName)
 
7
List all the students enrolled in courses taught by faculty of at least 3 departments and those courses all have at least one prerequisite course from CS dept (RNo, RName)
 
8
List the students enrolled in courses taught by either CS faculty or by faculty with PhD and area ML which have no prerequisites (RNo, RName)
 
9
List the senior students (age>25) not enrolled in any course (RNo, RName)
 
 

             

Srl No.
Query
Remarks (Output format) 
0
List the courses with <30 registered students which are taught by faculty not belonging to the dept of the course (CId, CName, CDept,FId, FName, FDept)
 
1
List all the faculty, with MTECH, age <30 who teach only 1 course and it has no prerequisite (FId, FName,Age, HighestQual, CId, CName)
 
2
List the faculties who teach at most one course offered by CSE or ME which have exactly one prerequisite and course duration is long. (FId, FName)
 
3
List the ME faculty and their courses taught by them in the descending order of the number of registered students in those courses (CId, CName, FId, FName,

NumRegStudent)
 
4
List the faculty who have courses in which there is at least one student who scored 100 and is below 20 years of age (FId, FName, CId, CName)
 
5
List the faculty who teach at least 2 courses which have at least two prerequisites courses in the same department as the faculty (FId, FName, FDept)
 
6
List the faculty who are MTECH and above, and teach at least two medium or longer courses (FId, FName, HighestQual)
 
7
List the CS faculties and the short courses taught by them such that the course has exactly two prerequisites (FId, FName, CId, CName)
 
8
For each department, list the faculties, their area of research and highest qualification, who teach at least two courses offered by either CS or EE department. (Dept, FId,

FName, Area, HighestQual)
 
9
List the faculty who are MTECH and above, and teach at least two medium or longer courses from the same department as the faculty (FId, FName, FDept, HighestQual)
 
 

             

Srl No.
Query
Remarks 
0
List the faculties and the courses taught by them which have at least one prerequisite (FId, FName, CId, CName)
 
1
List the CS faculties and the courses taught by them which have exactly one prerequisite (FId, FName, CId, CName)
 
2
List the CS faculties, having research area as AI or ML, and the courses taught by them which have no prerequisite (FId, FName, CId, CName)
 
3
List the EE faculties and the courses taught by them which have at least one prerequisite (FId, FName, CId, CName)
 
4
List the ECE faculties and the SHORT duration courses taught by them which have exactly one prerequisite (FId, FName, CId, CName)
 
5
List the ME faculties and the LONG duration courses taught by them which have more than one prerequisite (FId, FName, CId, CName)
 
6
List the CS faculties, having PHD as the highest qualification, and the courses taught by them which have no prerequisite (FId, FName, CId, CName)
 
7
List the CS faculties, having PHD as the highest qualification, and the courses taught by them which have more than one prerequisite (FId, FName, CId, CName)
 
8
List the CS faculties, having research area as DBMS, and the MEDIUM duration courses taught by them which have more than one prerequisite (FId, FName, CId, CName)
 
9
List the CS faculties, having research area NOT as ALGO, and the SHORT duration courses taught by them which have exactly one prerequisite (FId, FName, CId, CName)
 
 

             

Srl No.
Query
Remarks 
0
List the courses and the highest marks scored for courses having at least 20 registrations and taught by CS faculty. (CId, CName, Score)
 
1
List the courses and the highest marks scored for LONG duration CS courses taught by ECE faculty. (CId, CName, Score)
 
2
List the courses and the highest marks scored for CS courses taught by a faculty having research area as ALGO. (CId, CName, Score)
 
3
List the courses and the highest marks scored for EE courses taught by a faculty having highest qualification as PHD. (CId, CName, Score)
 
4
List the courses and the highest marks scored for ECE courses taught by a EE faculty having highest qualification NOT as BTECH. (CId, CName, Score)
 
5
List the courses and the highest marks scored for CS courses taught by a faculty having research area as AI or ML. (CId, CName, Score)
 
6
List the courses and the highest marks scored for MEDIUM duration courses having at least 30 registrations and taught by a ECE faculty. (CId, CName, Score)
 
7
List the courses and the highest marks scored for LONG duration courses taught by a ECE faculty  having highest qualification as PHD. (CId, CName, Score)  
 
8
List the courses and the highest marks scored for LONG duration courses taught by a faculty not having same dept as the course. (CId, CName, Score)  
 
9
List the courses and the highest marks scored for MEDIUM duration courses having at least 30 registrations and taught by a faculty not having same dept as the course. (CId, CName,

Score)  
 
 

             

Srl No.
Query
Remarks 
0
List the ratio of the two highest scores in each course of department CS (Highest score/Second highest score). Display as (CId, Cname, Ratio)  
 
1
List the ratio of the two lowest scores in each course of department ECE (lowest score/Second lowest score). Display as (CId, Cname, Ratio)  
 
2
List the ratio of the highest scores to the lowest score in each course of department EE (Highest score/lowest score). Display as (CId, CName, Ratio)  
 
3
List the ratio of the two lowest scores in each course of LONG duration (lowest score/Second lowest score). Display as (CId, Cname, Ratio)  
 
4
List the ratio of the two highest scores in each course of SHORT duration (Highest score/Second highest score). Display as (CId, Cname, Ratio)  
 
5
List the ratio of the highest scores to the lowest score in each course of MEDIUM duration (Highest score/lowest score). Display as (CId, CName, Ratio)  
 
6
List the ratio of the two highest scores in each course among HighestQual BTECH (Highest score/Second highest score). Display as (CId, Cname, Ratio)  
 
7
List the ratio of the two lowest scores in each course among HighestQual MTECH (lowest score/Second lowest score). Display as (CId, Cname, Ratio)  
 
8
List the ratio of the highest scores to the lowest score in each course among HighestQual PHD (Highest score/lowest score). Display as (CId, CName, Ratio)  
 
9
List the ratio of the two lowest scores in each course (lowest score/Second lowest score). Display as (CId, Cname, Ratio)  
 
 

             

Srl No.
Query
Remarks 
0
Find the number of faculties who offer courses in more than three departments. (RName,FID)
 
1
List the names and Highest qualification of the faculties whose research area is Algo and they are from ECE dept.(Rname,FID, HighestQual)
 
2
Find the number of faculties from every dept whose research area is AI.(FDept, Number_value)
 
3
Find the number of students on the basis of each class of HighestQual. (HighestQual, Number_Value)
 
4
List those number of students who have taken course(s) from CS, ECE and EE depts such that their combined number of courses from CS and ECE depts is less than ECE. (Count value)
 
5
Find the short term course names offered by EE dept which serves as prerequisites for long term courses from CS dept. List the course name pairs.(CName, CDuration,

CDept_EE,CName,CDuration, CDept_CS)   
 
6
Lists the top three student names with the ranks for every course offered along with the course names.(RName,Cname,Rank,Score)  
 
7
List the course name, highest obtained score, mean score and standard deviation score for all courses. (CName, Highest_Score, Mean_Score, SD)
 
8
Find the Number of faculties from every dept whose research area is DBMS and age is more than 50.(FDept, Number_of_Faculty)
 
9
Find the number of students, faculties and staffs who have Phd as highest qualification. (Nimber_of_Student, Number_of_Faculty, Number_of_Staff)