DBMS PRACTICAL ASSIGNMENTS WITH ANSWERS.pdf

DBMS PRACTICAL ASSIGNMENTS
1. Write SQL queries to perform following database operations
i) Create a database with name SHEKHAWATI_INSTITUTE.
ii) Create a table BCAFIRSTYEAR_RECORDS with following column names ROLL_NUMBER(PRIMARY KEY), FIRST_NAME, LAST_NAME, FATHER_NAME,
MOTHER_NAME, GENDER, CONTACT_NO, EMAIL_ID, AADHAR_NUMBER, DOB.
iii) Insert any 10 records in BCAFIRSTYEAR_RECORDS.
iv) Display BCAFIRSTYEAR_RECORDS table records.
ANS. SQL command for database creation
CREATE DATABASE SHEKHAWATI_INSTITUTE;
SQL command for table creation
CREATE TABLE BCAFIRSTYEAR_RECORDS (ROLL_NUMBER INT PRIMARY KEY, FIRST_NAME VARCHAR (20), LAST_NAME VARCHAR (20), FATHER_NAME
VARCHAR (20), MOTHER_NAME VARCHAR (20), GENDER VARCHAR (10), CONTACT_NO NUMBER (10), EMAIL_ID VARCHAR (20), AADHAR_NUMBER NUMBER (12), DOB
DATE);
SQL command for insert data into database table
(1) INSERT INTO BCAFIRSTYEAR_RECORDS VALUES (1, ‘RAHUL’, ‘KUMAWAT’, ‘RAMGOPAL KUMAWAT’, ‘GITA DEVI’, ‘MALE’, 7597553336,
‘RAHULKUMAWAT1212@GMAIL.COM’, 847585758585, ‘12NOV2000’);
(2) INSERT INTO BCAFIRSTYEAR_RECORDS VALUES (2, 'DEEPAK', 'KUMAWAT', 'RAMPAL KUMAWAT', 'NITA DEVI', 'MALE', 7597553337, 'DK@GMAIL.COM',
847585758586, '12NOV2002');
(3) INSERT INTO BCAFIRSTYEAR_RECORDS VALUES (3, 'DEEPIKA', 'KUMARI', 'RAMESH KUMAWAT', 'NIKITA DEVI', 'FEMALE', 7597553338, 'DKI@GMAIL.COM',
847585758587, '12FEB2001');
(4) INSERT INTO BCAFIRSTYEAR_RECORDS VALUES (4, 'NAVYA', 'KUMARI', 'RAGHAV KUMAWAT', 'SITA DEVI', 'FEMALE', 7597553339, 'NKI@GMAIL.COM',
847585758588, '12JAN1999');
(5) INSERT INTO BCAFIRSTYEAR_RECORDS VALUES (5, 'MADHU', 'SHARMA', 'SANDEEP SHARMA', 'SITA DEVI', 'FEMALE', 7597553339, 'MKI@GMAIL.COM',
847585758589, '15JAN1998');
(6) INSERT INTO BCAFIRSTYEAR_RECORDS VALUES (6, 'MOHIT', 'SHARMA', 'SANJAY SHARMA', 'SANGITA DEVI', 'MALE', 7597553340, 'MK@GMAIL.COM',
847585758590, '15MAY1999');
(7) INSERT INTO BCAFIRSTYEAR_RECORDS VALUES (7, 'NEERAJ', 'SHEKHAWAT', 'JAGDISH SHEKHAWAT', 'SUSHILA DEVI', 'MALE', 7597553341,
'NK@GMAIL.COM', 847585758591, '19MAY1999');
(8) INSERT INTO BCAFIRSTYEAR_RECORDS VALUES (8, 'NIRMAL', 'KUMAWAT', 'JAGDISH KUMAWAT', 'SUSHILA DEVI', 'MALE', 7597553341,
'NIRMALK@GMAIL.COM', 847585758592, '19MAY1998');

(9) INSERT INTO BCAFIRSTYEAR_RECORDS VALUES (9, 'NIRMALA', 'KUMARI', 'GIRDARI LAL KUMAWAT', 'SULOCHNA DEVI', 'FEMALE', 7597553344,
'NIRMALAKI@GMAIL.COM', 847585758593, '19JUNE1997');
(10) INSERT INTO BCAFIRSTYEAR_RECORDS VALUES (10, 'KAVYA', 'KUMARI', 'BANWARI LAL KUMAWAT', 'DEEPIKA DEVI', 'FEMALE', 7597553344,
'KAVYAKI@GMAIL.COM', 847585758594, '19JUL1997');
Command for display records of BCAFIRSTYEAR_RECORDS table
SELECT * FORM BCAFIRSTYEAR_RECORDS;
OUTPUT:

i) Create a table ADDRESS with following column names AADHAR_NUMBER (PRIMARY KEY),WARD_NO, VILLAGE/CITY, POST_OFFICE, PIN_CODE, TAHSIL,
DISTRICT, STATE .
ii) Insert records in ADDRESS table according to student AADHAR_NUMBER column in BCAFIRSTYEAR_RECORDS table.
iii) Display ADDRESS table records.
ANS. SQL command for ADDRESS table creation
CREATE TABLE ADDRESS (AADHAR_NUMBER NUMBER(12) PRIMARY KEY,WARD_NO INT, VILLAGE_OR_CITY VARCHAR(20), POST_OFFICE VARCHAR(20), PIN_CODE
INT, TAHSIL VARCHAR(20), DISTRICT VARCHAR(20), STATE VARCHAR(20));
SQL command for insert data into database table
(1) INSERT INTO ADDRESS VALUES (847585758585, 12, 'SIKAR', 'SIKAR', 332001, 'SIKAR', 'SIKAR', 'RAJASTHAN');
SELECT * FROM ADDRESS;
OUTPUT:

i) Add 6 new columns in BCAFIRSTYEAR_RECORDS table with name 10TH_ROLLNUMBER, 10TH_TOTAL_MARKS, 10TH_PERCENTAGE, 12TH_ROLLNUMBER,
12TH_TOTAL_MARKS, 12TH_PERCENTAGE.
ii) UPDATE VALUES IN FOLLOWING NEW 7 COLUMNS IN BCAFIRSTYEAR_RECORDS TABLE
iii) DISPLAY RESULT TABLE.
ANS. SQL Command for ADD new columns in BCAFIRSTYEAR_RECORDS table
ALTER TABLE BCAFIRSTYEAR_RECORDS ADD (TENTH_ROLLNUMBER INT, TENTH_TOTAL_MARKS INT, TENTH_PERCENTAGE FLOAT, TWELFTH_ROLLNUMBER INT,
TWELFTH_TOTAL_MARKS INT, TWELFTH_PERCENTAGE FLOAT);
SQL Command for update new columns in BCAFIRSTYEAR_RECORDS table
(1) UPDATE BCAFIRSTYEAR_RECORDS SET TENTH_ROLLNUMBER=12121, TENTH_TOTAL_MARKS=456, TENTH_PERCENTAGE=91.2,
TWELFTH_ROLLNUMBER=13131, TWELFTH_TOTAL_MARKS=432, TWELFTH_PERCENTAGE=72 WHERE ROLL_NUMBER=1;
(2) UPDATE BCAFIRSTYEAR_RECORDS SET TENTH_ROLLNUMBER=12122, TENTH_TOTAL_MARKS=450, TENTH_PERCENTAGE=90,
TWELFTH_ROLLNUMBER=13132, TWELFTH_TOTAL_MARKS=430, TWELFTH_PERCENTAGE=71.66 WHERE ROLL_NUMBER=2;

SELECT * FROM BCAFIRSTYEAR_RECORDS;
OUTPUT:
ROL
L_N
UM
BER
FIRST_NA
ME
LAST_NA
ME
FATHER_
NAME
MOTHER_
NAME
GENDE
R
CONTACT
_NO EMAIL_ID
AADHAR_NUMB
ER DOB
TENTH_
ROLLNU
MBER
TENT
H_TO
TAL_
MARK
S
TENT
H_PE
RCEN
TAGE
TWELFT
H_ROLL
NUMBE
R
TW
ELF
TH_
TOT
AL_
MA
RKS
TWE
LFTH
_PE
RCE
NTA
GE
1 RAHUL KUMAWAT
RAMGOPAL
KUMAWAT
GITA DEVI MALE 7597553336
RK@GMAIL.CO
M
847585758585 12-NOV-00 12121 456 91.2 13131 432 72
2 DEEPAK KUMAWAT
RAMPAL
KUMAWAT
NITA DEVI MALE 7597553337
DK@GMAIL.CO
M
847585758586 12-NOV-02 12122 450 90 13132 430 71.66
3 DEEPIKA KUMARI
RAMESH
KUMAWAT
NIKITA DEVI FEMALE 7597553338
DKI@GMAIL.C
OM
847585758587 12-FEB-01 12123 400 80 13133 450 75
4 NAVYA KUMARI
RAGHAV
KUMAWAT
SITA DEVI FEMALE 7597553339
NKI@GMAIL.C
OM
847585758588 12-JAN-99 12124 340 68 13134 456 76
5 MADHU SHARMA
SANDEEP
SHARMA
SITA DEVI FEMALE 7597553339
MKI@GMAIL.C
OM
847585758589 15-JAN-98 12125 467 93.4 13135 567 94.5
6 MOHIT SHARMA
SANJAY
SHARMA
SANGITA
DEVI
MALE 7597553340
MK@GMAIL.C
OM
847585758590 15-MAY-99 12126 411 82.2 13136 539 89.84
7 NEERAJ
SHEKHAWA
T
JAGDISH
SHEKHAWA
T
SUSHILA
DEVI
MALE 7597553341
NK@GMAIL.CO
M
847585758591 19-MAY-99 12127 389 77.8 13137 423 70.5
8 NIRMAL KUMAWAT
JAGDISH
KUMAWAT
SUSHILA
DEVI
MALE 7597553341
NIRMALK@GM
AIL.COM
847585758592 19-MAY-98 12128 332 56.4 13138 470 78.3
9 NIRMALA KUMARI
GIRDARI
LAL
KUMAWAT
SULOCHNA
DEVI
FEMALE 7597553344
NIRMALAKI@G
MAIL.COM
847585758593 19-JUN-97 12129 452 90.4 13139 443 73.83
10 KAVYA KUMARI
BANWARI
LAL
KUMAWAT
DEEPIKA
DEVI
FEMALE 7597553344
KAVYAKI@GM
AIL.COM
847585758594 19-JUL-97 12130 423 84.6 13140 542 90.33

4. Create two different tables with the name SGI_STUDENTS and SGI_COMPETITION_CLASSES.
SGI_STUDENTS (ROLLNUMBER,FIRST_NAME,LAST_NAME, FATHER_NAME, DATE_OF_BIRTH, COURSE,GENDER, CONTACT)
SGI_COMPETITION_CLASSES (ROLLNUMBER, FIRST_NAME, LAST_NAME, FATHER_NAME, DATE_OF_BITRH, COURSE, GENDER, CONTACT)
i) INSERT 10 RECORDS IN BOTH TABLES.
ii) USE SET OPERATORS FOR FILTER RECORDS FROM BOTH TABLES.
Ans.
COMMAND FOR CTEATE SGI_STUDENTS TABLE
CREATE TABLE SGI_STUDENTS (ROLLNUMBER INT PRIMARY KEY,FIRST_NAME VARCHAR(20),LAST_NAME VARCHAR(20), FATHER_NAME VARCHAR(20),
DATE_OF_BIRTH DATE, COURSE VARCHAR(20),GENDER VARCHAR(6), CONTACT NUMBER);
COMMANDS FOR INSERT 10 RECORDS IN SGI_STUDENTS TABLE
1. INSERT INTO SGI_STUDENTS VALUES(1, 'RITIKA', 'CHOUDHARY', 'VIJAY CHOUDHARY','15MAY1995', 'BCA', 'FEMALE', 8798474849);
2. INSERT INTO SGI_STUDENTS VALUES(2, 'RITIK', 'CHOUDHARY', 'RAMESH CHOUDHARY','20APR1995', 'BCA', 'MALE', 8798474389);
3. INSERT INTO SGI_STUDENTS VALUES(3, 'KAVYA', 'SHARMA', 'VIJAY SHARMA','15MAY2000', 'BA', 'FEMALE', 9049484958);
4. INSERT INTO SGI_STUDENTS VALUES(4, 'NAVYA', 'KUMAWAT', 'RAJESH KUMAWAT','5JUN2005', 'BCA', 'FEMALE', 9890876567);
5. INSERT INTO SGI_STUDENTS VALUES(5, 'YOGESH', 'CHOUDHARY', 'MANOJ CHOUDHARY','15OCT2000', 'BCA', 'FEMALE', 9646474848);
6. INSERT INTO SGI_STUDENTS VALUES(6, 'DEEPAK', 'CHOUDHARY', 'VINOD CHOUDHARY','15NOV2002', 'BCA', 'FEMALE', 9767898767);
7. INSERT INTO SGI_STUDENTS VALUES(7, 'RAMESH', 'CHOUDHARY', 'RADHESHYAM CHOUDHARY','15DEC2003', 'BCA', 'FEMALE', 9928383840);
8. INSERT INTO SGI_STUDENTS VALUES(8, 'SUNDAR', 'JAIN', 'MANISH JAIN','02MAY2006', 'BCA', 'FEMALE', 9028374859);
9. INSERT INTO SGI_STUDENTS VALUES(9, 'RUDRA', 'CHOUDHARY', 'SHYAM CHOUDHARY','06APR2007', 'BCA', 'FEMALE', 8303948594);
10. INSERT INTO SGI_STUDENTS VALUES(10, 'NIKITA', 'SHARMA', 'RAM SHARMA','01MAY2008', 'BCA', 'FEMALE', 9384748494);
SELECT * FROM SGI_STUDENTS;
COMMAND FOR CTEATE SGI_COMPATITION_CLASSES TABLE
CREATE TABLE SGI_COMPETITION_CLASSES(ROLLNUMBER INT, FIRST_NAME VARCHAR(20), LAST_NAME VARCHAR(20), FATHER_NAME VARCHAR(20),
DATE_OF_BITRH DATE, COURSE VARCHAR(20), GENDER VARCHAR(6), CONTACT NUMBER);
COMMANDS FOR INSERT 10 RECORDS IN SGI_COMPETITION_CLASSES TABLE

1. INSERT INTO SGI_COMPETITION_CLASSES VALUES(1, 'RITIKA', 'CHOUDHARY', 'VIJAY CHOUDHARY','15MAY1995', 'RAS', 'FEMALE',
8798474849);
2. INSERT INTO SGI_COMPETITION_CLASSES VALUES(2, 'RITIK', 'CHOUDHARY', 'RAMESH CHOUDHARY','20APR1995', 'SSC', 'MALE',
8798474389);
3. INSERT INTO SGI_COMPETITION_CLASSES VALUES(3, 'KAVYA', 'SHARMA', 'VIJAY SHARMA','15MAY2000', 'POLICE', 'FEMALE', 9049484958);
4. INSERT INTO SGI_COMPETITION_CLASSES VALUES(4, 'NAVYA', 'KUMAWAT', 'RAJESH KUMAWAT','5JUN2005', 'SSC CGL', 'FEMALE',
9890876567);
5. INSERT INTO SGI_COMPETITION_CLASSES VALUES(5, 'YOGESH', 'CHOUDHARY', 'MANOJ CHOUDHARY','15OCT2000', 'SSC GD', 'FEMALE',
9646474848);
6. INSERT INTO SGI_COMPETITION_CLASSES VALUES(6, 'DEEPAK', 'CHOUDHARY', 'VINOD CHOUDHARY','15NOV2002', 'RAS', 'FEMALE',
9767898767);
7. INSERT INTO SGI_COMPETITION_CLASSES VALUES(7, 'RAMESH', 'CHOUDHARY', 'RADHESHYAM CHOUDHARY','15DEC2003', 'SSC', 'FEMALE',
9928383840);
8. INSERT INTO SGI_COMPETITION_CLASSES VALUES(8, 'SUNDARI', 'SHARMA', 'MANISH SHARMA','23MAY2008', 'RAS', 'FEMALE', 8948495859);
9. INSERT INTO SGI_COMPETITION_CLASSES VALUES(9, 'RADIKA', 'MARAN', 'SHYAM MARAN','06APR2004', 'BCA', 'FEMALE', 9485958596);
10. INSERT INTO SGI_COMPETITION_CLASSES VALUES(10, 'DEEPIKA', 'SHARMA', 'RAMLAL SHARMA','11MAR2009', 'BCA', 'FEMALE',
9548596867);
SELECT * FROM SGI_COMPETITION_CLASSES;
COMMANDS FOR PERFORM SET OPERATIONS IN THE FOLLOWING TABLES
1. SELECT * FROM SGI_STUDENTS UNION SELECT * FROM SGI_COMPETITION_CLASSES;
2. SELECT * FROM SGI_STUDENTS UNION ALL SELECT * FROM SGI_COMPETITION_CLASSES;
3. SELECT * FROM SGI_STUDENTS INTERSECT SELECT * FROM SGI_COMPETITION_CLASSES;
4. SELECT * FROM SGI_STUDENTS MINUS SELECT * FROM SGI_COMPETITION_CLASSES;

OUTPUT:
SGI_STUDENTS TABLE
ROLLNUMBER FIRST_NAME LAST_NAME FATHER_NAME DATE_OF_BIRTH COURSE GENDER CONTACT
1 RITIKA CHOUDHARY VIJAY CHOUDHARY 15-MAY-95 BCA FEMALE 8798474849
2 RITIK CHOUDHARY RAMESH CHOUDHARY 20-APR-95 BCA MALE 8798474389
3 KAVYA SHARMA VIJAY SHARMA 15-MAY-00 BA FEMALE 9049484958
4 NAVYA KUMAWAT RAJESH KUMAWAT 05-JUN-05 BCA FEMALE 9890876567
5 YOGESH CHOUDHARY MANOJ CHOUDHARY 15-OCT-00 BCA FEMALE 9646474848
6 DEEPAK CHOUDHARY VINOD CHOUDHARY 15-NOV-02 BCA FEMALE 9767898767
7 RAMESH CHOUDHARY RADHESHYAM CHOUDHARY 15-DEC-03 BCA FEMALE 9928383840
8 SUNDAR JAIN MANISH JAIN 02-MAY-06 BCA FEMALE 9028374859
9 RUDRA CHOUDHARY SHYAM CHOUDHARY 06-APR-07 BCA FEMALE 8303948594
10 NIKITA SHARMA RAM SHARMA 01-MAY-08 BCA FEMALE 9384748494
SGI_COMPATITION_CLASSES
ROLLNUMBER FIRST_NAME LAST_NAME FATHER_NAME DATE_OF_BITRH COURSE GENDER CONTACT
1 RITIKA CHOUDHARY VIJAY CHOUDHARY 15-MAY-95 RAS FEMALE 8798474849
2 RITIK CHOUDHARY RAMESH CHOUDHARY 20-APR-95 SSC MALE 8798474389
3 KAVYA SHARMA VIJAY SHARMA 15-MAY-00 POLICE FEMALE 9049484958
4 NAVYA KUMAWAT RAJESH KUMAWAT 05-JUN-05 SSC CGL FEMALE 9890876567
5 YOGESH CHOUDHARY MANOJ CHOUDHARY 15-OCT-00 SSC GD FEMALE 9646474848
6 DEEPAK CHOUDHARY VINOD CHOUDHARY 15-NOV-02 RAS FEMALE 9767898767
7 RAMESH CHOUDHARY RADHESHYAM CHOUDHARY 15-DEC-03 SSC FEMALE 9928383840
8 SUNDARI SHARMA MANISH SHARMA 23-MAY-08 RAS FEMALE 8948495859
9 RADIKA MARAN SHYAM MARAN 06-APR-04 BCA FEMALE 9485958596
10 DEEPIKA SHARMA RAMLAL SHARMA 11-MAR-09 BCA FEMALE 9548596867

UNION
UNION ALL

INTERACTION
NO RECORD FOUND
MINUS

5. Use all join operations on BCAFIRSTYEAR_RECORDS AND ADDRESS table (inner join, left outer join, right outer join, full outer join, cross join).
Ans.
COMMAND FOR INNER JOIN
1. SELECT FIRST_NAME,FATHER_NAME,DOB FROM BCAFIRSTYEAR_RECORDS INNER JOIN ADDRESS ON
BCAFIRSTYEAR_RECORDS.AADHAR_NUMBER=ADDRESS.AADHAR_NUMBER;
COMMAND FOR LEFT JOIN
2. SELECT FIRST_NAME, FATHER_NAME, DOB FROM BCAFIRSTYEAR_RECORDS LEFT JOIN ADDRESS ON
COMMAND FOR RIGHT JOIN
3. SELECT FIRST_NAME, FATHER_NAME, DOB FROM BCAFIRSTYEAR_RECORDS LEFT JOIN ADDRESS ON
COMMAND FOR FULL JOIN
4. SELECT FIRST_NAME, FATHER_NAME, DOB FROM BCAFIRSTYEAR_RECORDS FULL JOIN ADDRESS ON
COMMAND FOR CROSS JOIN
5. SELECT * FROM BCAFIRSTYEAR_RECORDS CROSS JOIN ADDRESS;
OUTPUT:
INNER JOIN
FIRST_NAME FATHER_NAME DOB
RAHUL RAMGOPAL KUMAWAT 12-NOV-00
DEEPAK RAMPAL KUMAWAT 12-NOV-02

DEEPIKA RAMESH KUMAWAT 12-FEB-01
NAVYA RAGHAV KUMAWAT 12-JAN-99
MADHU SANDEEP SHARMA 15-JAN-98
MOHIT SANJAY SHARMA 15-MAY-99
NEERAJ JAGDISH SHEKHAWAT 19-MAY-99
NIRMAL JAGDISH KUMAWAT 19-MAY-98
NIRMALA GIRDARI LAL KUMAWAT 19-JUN-97
LEFT JOIN
KAVYA BANWARI LAL KUMAWAT 19-JUL-97
RIGHT JOIN

- - -
FULL JOIN
KAVYA BANWARI LAL KUMAWAT 19-JUL-97
- - -
CROSS JOIN
ROLL_NUMBER FIRST_NAME FATHER_NAME VILLAGE_OR_CITY
1 RAHUL RAMGOPAL KUMAWAT SIKAR

2 DEEPAK RAMPAL KUMAWAT SIKAR
3 DEEPIKA RAMESH KUMAWAT SIKAR
4 NAVYA RAGHAV KUMAWAT SIKAR

5 MADHU SANDEEP SHARMA SIKAR
6 MOHIT SANJAY SHARMA SIKAR

7 NEERAJ JAGDISH SHEKHAWAT SIKAR
8 NIRMAL JAGDISH KUMAWAT SIKAR
9 NIRMALA GIRDARI LAL KUMAWAT SIKAR

10 KAVYA BANWARI LAL KUMAWAT SIKAR
100 rows
i) Create a BCAFIRSTYEARSTUDENTS_MARKS table with following columns (ROLL_NUMBER,FIRST_NAME, LAST_NAME, FATHER_NAME, DBMS_MARKS,
OS_MARKS, ENGLISH_MARKS, CA_AND_ O_MARKS).
ii) Insert 5 students records in BCAFIRSTYEARSTUDENTS_MARKS table.
iii) Display BCAFIRSTYEARSTUDENTS_MARKS table data with total_marks and percentage.

Ans.
COMMAND FOR CREATE BCAFIRSTYEARSTUDENTS_MARKS TABLE
CREATE TABLE BCAFIRSTYEARSTUDENTS_MARKS (ROLL_NUMBER INT PRIMARY KEY, FIRST_NAME VARCHAR(20), LAST_NAME VARCHAR(20), FATHER_NAME VARCHAR(20),
DBMS_MARKS FLOAT, OS_MARKS FLOAT, ENGLISH_MARKS FLOAT, CA_AND_O_MARKS FLOAT, );
COMMANDS FOR INSERT 5 RECORDS IN BCAFIRSTYEARSTUDENTS_MARKS TABLE
1. INSERT INTO BCAFIRSTYEARSTUDENTS_MARKS(ROLL_NUMBER, FIRST_NAME, LAST_NAME, FATHER_NAME, DBMS_MARKS, OS_MARKS,
ENGLISH_MARKS, CA_AND_O_MARKS) VALUES(1, 'RAHUL', 'KUMAWAT', 'GHANSHYAM KUMAWAT', 89,78,90,60);
ENGLISH_MARKS, CA_AND_O_MARKS) VALUES(2, 'DEEPAK', 'YADAV', 'GANPAT YADAV',90 ,88,90,97);
ENGLISH_MARKS, CA_AND_O_MARKS) VALUES(3, 'SHYAM', 'CHOUDHARY', 'GYARSILAL CHOUDHARY', 78,67,78,56);
ENGLISH_MARKS, CA_AND_O_MARKS) VALUES(4, 'SAPNA', 'CHOUDHARY', 'SHYAMLAL CHOUDHARY', 93,94,90,89);
ENGLISH_MARKS, CA_AND_O_MARKS) VALUES(5, 'CHANDA', 'YADAV', 'MAHESH YADAV', 81,78,56,67);
COMMAND FOR DISPLAY TABLE DATA WITH TOTAL_MARKS
SELECT ROLL_NUMBER, FIRST_NAME, LAST_NAME, FATHER_NAME, DBMS_MARKS, OS_MARKS, ENGLISH_MARKS, CA_AND_O_MARKS,
DBMS_MARKS+OS_MARKS+ENGLISH_MARKS+CA_AND_O_MARKS AS TOTAL_MARKS FROM BCAFIRSTYEARSTUDENTS_MARKS;
COMMAND FOR DISPLAY TABLE DATA WITH PERCENTAGE
SELECT ROLL_NUMBER, FIRST_NAME, LAST_NAME, FATHER_NAME, DBMS_MARKS, OS_MARKS, ENGLISH_MARKS, CA_AND_O_MARKS,
(DBMS_MARKS+OS_MARKS+ENGLISH_MARKS+CA_AND_O_MARKS)/4 AS PERCENTAGE FROM BCAFIRSTYEARSTUDENTS_MARKS;
OUTPUT:
BCAFIRSTYEARSTUDENTS_MARKS WITH TOTAL_MARKS
ROLL_NUMBE FIRST_NAM LAST_NAM FATHER_NAM DBMS_MARK OS_MARK ENGLISH_MARK CA_AND_O_MAR TOTAL_MARK

R E E E S S S KS S
1 RAHUL KUMAWAT
GHANSHYAM
KUMAWAT
89 78 90 60 317
2 DEEPAK YADAV GANPAT YADAV 90 88 90 97 365
3 SHYAM CHOUDHARY
GYARSILAL
CHOUDHARY
78 67 78 56 279
4 SAPNA CHOUDHARY
SHYAMLAL
CHOUDHARY
93 94 90 89 366
5 CHANDA YADAV MAHESH YADAV 81 78 56 67 282
BCAFIRSTYEARSTUDENTS_MARKS WITH PERCENTAGE
ROLL_NUMBE
R
FIRST_NAM
E
LAST_NAM
E
FATHER_NAM
E
DBMS_MARK
S
OS_MARK
S
ENGLISH_MARK
S
CA_AND_O_MARK
S
PERCENTAG
E
1 RAHUL KUMAWAT
GHANSHYAM
KUMAWAT
89 78 90 60 79.25
2 DEEPAK YADAV GANPAT YADAV 90 88 90 97 91.25
3 SHYAM CHOUDHARY
GYARSILAL
CHOUDHARY
78 67 78 56 69.75
4 SAPNA CHOUDHARY
SHYAMLAL
CHOUDHARY
93 94 90 89 91.5
5 CHANDA YADAV MAHESH YADAV 81 78 56 67 70.5
7. Apply filters on BCAFIRSTYEAR_RECORDS table with the help of order by, group by and having clauses.
Ans.
ORDER BY
1. select * from BCAFIRSTYEAR_RECORDS ORDER BY fIRST_NAME ASC;
2. select * from BCAFIRSTYEAR_RECORDS ORDER BY fIRST_NAME DESC;

GROUP BY
1. SELECT COUNT(ROLL_NUMBER), GENDER FROM BCAFIRSTYEAR_RECORDS GROUP BY GENDER;
HAVING
1. SELECT COUNT(ROLL_NUMBER), GENDER FROM BCAFIRSTYEAR_RECORDS GROUP BY GENDER HAVING SUM(TENTH_TOTAL_MARKS)>2040;
OUTPUT:
ORDER BY ASC
ROLL_NUMBER FIRST_NAME
2 DEEPAK
3 DEEPIKA
10 KAVYA
5 MADHU
6 MOHIT
4 NAVYA
7 NEERAJ
8 NIRMAL
9 NIRMALA
1 RAHUL
ORDER BY DESC
ROLL_NUMBER FIRST_NAME
1 RAHUL
9 NIRMALA
8 NIRMAL
7 NEERAJ

4 NAVYA
6 MOHIT
5 MADHU
10 KAVYA
3 DEEPIKA
2 DEEPAK
GROUP BY
COUNT(ROLL_NUMBER) GENDER
5 MALE
5 FEMALE
HAVING
COUNT(ROLL_NUMBER) GENDER
5 FEMALE
8. Apply filters on BCAFIRSTYEAR_RECORDS table with the help of between and like logical operators.
Ans.
COMMAND FOR BETWEEN OPERATOR
1. SELECT ROLL_NUMBER, FIRST_NAME, TENTH_PERCENTAGE from BCAFIRSTYEAR_RECORDS WHERE ROLL_NUMBER BETWEEN 3 AND 8;
LIKE (SECOND LATTER A)

1. SELECT ROLL_NUMBER, FIRST_NAME, TENTH_PERCENTAGE from BCAFIRSTYEAR_RECORDS WHERE FIRST_NAME LIKE '_A%';
OUTPUT:
BETWEEN
ROLL_NUMBER FIRST_NAME TENTH_PERCENTAGE
3 DEEPIKA 80
4 NAVYA 68
5 MADHU 93.4
6 MOHIT 82.2
7 NEERAJ 77.8
8 NIRMAL 56.4
LIKE
1 RAHUL 91.2
4 NAVYA 68
5 MADHU 93.4
10 KAVYA 84.6
9. Use aggregate functions for select data from BCAFIRSTYEAR_RECORDS table.
Ans.
COMMAND FOR MIN FUNCTION
1. SELECT MIN(TENTH_PERCENTAGE) FROM BCAFIRSTYEAR_RECORDS;
COMMAND FOR MAX FUNCTION

2. SELECT MAX(TENTH_PERCENTAGE) FROM BCAFIRSTYEAR_RECORDS;
COMMAND FOR COUNT FUNCTION
3. SELECT COUNT(ROLL_NUMBER) FROM BCAFIRSTYEAR_RECORDS;
COMMAND FOR SUM FUNCTION
4. SELECT SUM(TENTH_TOTAL_MARKS) FROM BCAFIRSTYEAR_RECORDS;
COMMAND FOR AVG FUNCTION
5. SELECT AVG(TENTH_TOTAL_MARKS) FROM BCAFIRSTYEAR_RECORDS;
OUTPUT:
MIN
MIN(TENTH_PERCENTAGE)
56.4
MAX
MAX(TENTH_PERCENTAGE)
93.4
COUNT
COUNT(ROLL_NUMBER)
10
SUM

SUM(TENTH_TOTAL_MARKS)
4120
AVG
AVG(TENTH_TOTAL_MARKS)
412
10. Use all relational operators for select data form BCAFIRSTYEAR_RECORDS table.
Ans.
1. SELECT ROLL_NUMBER, FIRST_NAME, TENTH_PERCENTAGE FROM BCAFIRSTYEAR_RECORDS WHERE TENTH_PERCENTAGE=80;
2. SELECT ROLL_NUMBER, FIRST_NAME, TENTH_PERCENTAGE FROM BCAFIRSTYEAR_RECORDS WHERE TENTH_PERCENTAGE<>80;
3. SELECT ROLL_NUMBER, FIRST_NAME, TENTH_PERCENTAGE FROM BCAFIRSTYEAR_RECORDS WHERE TENTH_PERCENTAGE>80;
4. SELECT ROLL_NUMBER, FIRST_NAME, TENTH_PERCENTAGE FROM BCAFIRSTYEAR_RECORDS WHERE TENTH_PERCENTAGE<80;
5. SELECT ROLL_NUMBER, FIRST_NAME, TENTH_PERCENTAGE FROM BCAFIRSTYEAR_RECORDS WHERE TENTH_PERCENTAGE>=80;

6. SELECT ROLL_NUMBER, FIRST_NAME, TENTH_PERCENTAGE FROM BCAFIRSTYEAR_RECORDS WHERE TENTH_PERCENTAGE<=80;
OUTPUT:
=
3 DEEPIKA 80
<>
1 RAHUL 91.2
2 DEEPAK 90
4 NAVYA 68
5 MADHU 93.4
6 MOHIT 82.2
7 NEERAJ 77.8
8 NIRMAL 56.4
9 NIRMALA 90.4
10 KAVYA 84.6
>
1 RAHUL 91.2
2 DEEPAK 90
5 MADHU 93.4
6 MOHIT 82.2
9 NIRMALA 90.4

10 KAVYA 84.6
<
4 NAVYA 68
7 NEERAJ 77.8
8 NIRMAL 56.4
>=
1 RAHUL 91.2
2 DEEPAK 90
3 DEEPIKA 80
5 MADHU 93.4
6 MOHIT 82.2
9 NIRMALA 90.4
10 KAVYA 84.6
<=
3 DEEPIKA 80
4 NAVYA 68
7 NEERAJ 77.8
8 NIRMAL 56.4

DBMS PRACTICAL ASSIGNMENTS WITH ANSWERS.pdf

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