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STRUCTURED QUERY LANGUAGE-1

TABLE: SPORTS

StudentNo:

class Name Game 1 Grade 1 Game 2 Grade 2

10 7 Sammer Cricket B Swimming A

11 8 Sujith Tennis A Skating C

12 7 Kamal Swimming B Football B

13 7 Venna Tennis C Tennis A

14 9 Archana Basketball A Cricket A

15 10 Arpit Cricket A Athletics C

WRITE THE SQL COMMANDS FOR (1) TO (7) ON THE BASIS OF THE TABLE SPORTS

1) Display the names of students who have grade ‘C ’in either Game 1 or Game 2 or both.

SELECT NAME FROM SPORTS WHERE GRADE 1 =’C’. OR. GRADE 2 = ‘C’;

OUTPUT

NAME

SUJITHVENNAARPIT2)Display the number of students getting grade ‘A’ in cricket.

SELECT COUNT (*) FROM SPORTS WHERE GRADE1 =”A” .AND. GAME2=”CRICKET” .OR. GRADE2 =”A” .AND. GAME2=”CRICKET”;

OUTPUT

COUNT(*)23)Display the names of the students who have same game for both Game 1 andGame 2.

SELECT NAME FROM SPORTS WHERE GAME 1 =GAME 2;

OUTPUT

NAME

VENNA

4)Display the games taken up by the students ,whose name starts with ‘A’. SELECT GAME1,GAME2 FROM SPORTS WHERE NAME LIKE (”A%”);

OUTPUT

GAME1 GAME2BASKETBALL CRICKETCRICKET ATHELETICS

5) Add a new column named ‘Marks’.

ALTER TABLE SPORTS ADD MARKS FLOAT (6, 2);

OUTPUT

ONE COLUMN ADDED

6)Assign a value 200 for Marks for all those who are getting grade ‘B’ or grade ‘A’ in both Game1 and Game2.

UPDATE SPORTS SET MARKS =200 WHERE GRADE1<=”B” AND. GRADE2<=”B”;

OUTPUT

3 RECORDS UPDATED

7)Arrange the whole table in the alphabetical order by name.

SELECT*FROM SPORTS ORDER BY NAME;

OUTPUT

StudentNo:

class Name Game 1 Grade 1 Game 2 Grade 2

14 9 Archana Basketball A Cricket A

15 10 Arpith Cricket A Athletics C

12 7 Kamal Swimming B Football B

10 7 Sammer Cricket B Swimming A

11 8 Sujith Tennis A Skating C

13 7 Venna Tennis C Tennis A

STRUCTURED QUERY LANGUAGE -2

TABLE:STUDENT

No: Name Stipend Stream Avgmark Grade Class1 Karan 400.00 Medical 78.5 B 12B2 Divakar 450.00 Commerce 89.2 A 11C3 Divya 300.00 Commerce 68.6 C 12C4 Arun 350.00 Humanities 73.1 B 12C5 Sabina 500.00 Nonmedical 90.6 A 11A6 John 400.00 Medical 75.4 B 12B7 Robert 250.00 Humanities 64.4 C 11A8 Rubina 450.00 Nonmedical 88.5 A 12A9 Vikas 500.00 Nonmedical 92.0 A 12A10 Mohan 300.00 Commerce 67.5 C 12C

WRITE SQL COMMANDS FOR QUESTIONS 1 TO 7 ON THE BASIS OF TABLESTUDENT

1)Select all the Nonmedical stream students from STUDENT.

SELECT NAME FROM STUDENTWHERE STREAM=’NONMEDICAL’;

OUTPUT

NAME:

SABINARUBINA VIKAS

2)list the names of those students who are in class 12 sorted by stipend

SELECT NAME,STIPEND FROM STUDENTWHERE CLASS=’12’ORDER BY STIPEND;

OUTPUTNAME STIPEND DIVYA 300.00MOHAN 300.00ARUN 350.00KARAN 400.00JOHN 400.00RUBINA 450.00VIKAS 500.00

3)list all students sorted by avgmark in descending order SELECT NAME FROM STUDENTORDER BY AVGMARK DESC;

OUTPUT

ROBERT

MOHANDIVYAARUNJOHNKARANRUBINADIVAKARSABINAVIKAS

4)To count the number of students with grade “A”

SELECT COUNT(GRADE)FROM STUDENTWHERE GRADE=”A”;

OUTPUT4

5)to insert a new student in the table anf fill the columns with some values

INSERT INTO STUDENT VALUES(11,”MANISHA”,300.00,”NONMEDICAL”,72.5,”B”,12C);

OUTPUT ONE ROW ADDED

6)give the output of the following SQL statement:

A)SELECT MIN(AVGMARK)FROM STUDENT WHERE AVGMARK<75;OUTPUT64.4

B)SELECT SUM(STIPEND) FROM STUDENT WHERE GRADE=”B”OUTPUT1150.00

C)SELECT AVG(STIPEND)FROM STUDENT WHERE CLASS=”12A”;OUTPUT

475.00

D)SELECT COUNT(DISTINCT)OUTPUT10