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प्रश्न
Write suitable SQL query for the following:
Round off the value 23.78 to one decimal place.
उत्तर
select round(23.78,1);
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संबंधित प्रश्न
______ is used to get a specified day of the month for a given date.
The MAX () function finds the
Consider the table STUDENT given below:
| RollNo | Name | Class | DOB | Gender | City | Marks |
| 1 | Anand | XI | 6/6/97 | M | Agra | 430 |
| 2 | Chetan | XII | 7/5/94 | M | Mumbai | 460 |
| 3 | Geet | XI | 6/5/97 | F | Agra | 470 |
| 4 | Preeti | XII | 8/8/95 | F | Mumbai | 492 |
| 5 | Saniyal | XII | 8/10/95 | M | Delhi | 360 |
| 6 | Maakhiy | XI | 12/12/94 | F | Dubai | 256 |
| 7 | Neha | X | 8/12/95 | F | Moscow | 324 |
| 8 | Nishant | X | 12/6/95 | M | Moscow | 429 |
State the command that will give the output as:
| Name |
| Anand |
| Chetan |
| Geet |
| Preeti |
(i) select Name from student where Class ='XI' and Class='XII';
(ii) select name from student where not Class='XI' and Class='XII';
(iii) select name from student where City="Agra" or City="Mumbai";
(iv) select name from student where City in("Agra", "Mumbai");
Choose the correct option:
Assertion (A): COUNf function ignores DISTINCT
Reason (R): DISTINCT ignores the duplicate values.
The char() function in MySql is an example of ______.
Which command is used to delete a table? (in SQL)
What will be returned by the given query? Select round(23456.1234, -2) = ______.
What will be returned by the given query? select substr("Computer", 4) = ______.
What will be returned by the given query? select power(3, 2) = ______.
What will be returned by the given query? SELECT RIGHT("LEFT", 2) = ______.
The ______ function returns m raised to the nth power.
Name a function of MySQL used to give position of the first occurrence of a string2 in string1.
What will be returned by the given query? SELECT INSTR('INFORMATIONFORM', 'FOR') = ______.
Which of the following is not a date function?
Which function will be used to remove only the trailing spaces from a string?
Write the name of the functions to perform the following operation:
To display the day like “Monday”, and “Tuesday”, from the date when India got independence.
Write the name of the functions to perform the following operation:
To display the specified number of characters from a particular position of the given string.
Write the name of the functions to perform the following operation:
To display your name in capital letters.
Which function is used to display the total number of records from a table in a database?
Write the outputs of the SQL queries based on the relations Teacher and Placement given below:
Table: Teacher
| T_ID | Name | Age | Department | Date_of_join | Salary | Gender |
| 1 | Arunan | 34 | Computer Sc | 2019-01-10 | 12000 | M |
| 2 | Saman | 31 | History | 2017-03-24 | 20000 | F |
| 3 | Randeep | 32 | Mathematics | 2020-12-12 | 30000 | M |
| 4 | Samira | 35 | History | 2018-07-01 | 40000 | F |
| 5 | Raman | 42 | Mathematics | 2021-09-05 | 25000 | M |
| 6 | Shyam | 50 | History | 2019-06-27 | 30000 | M |
| 7 | Shiv | 44 | Computer Sc | 2019-02-25 | 21000 | M |
| 8 | Shalakha | 33 | Mathematics | 2018-07-31 | 20000 | F |
Table: Placement
| P_ID | Department | Place |
| 1 | History | Ahmedabad |
| 2 | Mathematics | Jaipur |
| 3 | Computer Sc | Nagpur |
- SELECT Department, avg(salary) FROM Teacher GROUP BY Department;
- SELECT MAX(Date_of_Join), MIN(Date_of_Join) FROM Teacher;
- SELECT Name, Salary, T.Department, Place FROM Teacher T, Placement P WHERE T.Department = P.Department AND Salary>20000;
- SELECT Name, Place FROM Teacher T, Placement P WHERE Gender = ’F’ AND T.Department = P.Department;
Which type of values will not be considered by SQL while executing the following statement?
SELECT COUNT(column name) FROM inventory;
Which one of the following functions are used to find the largest value from the given data in MySQL?
Write outputs for SQL queries that are based on the given table PURCHASE:
| TABLE: PURCHASE | ||||
| CNO | CNAME | CITY | QUANTITY | DOP |
| C01 | GURPREET | NEW DELHI | 150 | 2022-06-11 |
| C02 | MALIKA | HYDERABAD | 10 | 2022-02-19 |
| C03 | NADAR | DALHOUSIE | 100 | 2021-12-04 |
| C04 | SAHIB | CHANDIGARH | 50 | 2021-10-10 |
| C05 | MEHAK | CHANDIGARH | 15 | 2021-10-20 |
- SELECT LENGTH(CNAME) FROM PURCHASE WHERE QUANTITY>100;
- SELECT CNAME FROM PURCHASE WHERE MONTH(DOP) = 3;
- SELECT MOD (QUANTITY, DAY(DOP)) FROM PURCHASE WHERE CITY = ‘CHANDIGARH’;
Based on the table STUDENT given here, write suitable SQL queries for the following:
| Roll No | Name | Class | Gender | City | Marks |
| 1 | Abhishek | XI | M | Agra | 430 |
| 2 | Prateek | XII | M | Mumbai | 440 |
| 3 | Sneha | XI | F | Agra | 470 |
| 4 | Nancy | XII | F | Mumbai | 492 |
| 5 | Himanshu | XII | M | Delhi | 360 |
| 6 | Anchal | XI | F | Dubai | 256 |
| 7 | Mehar | X | F | Moscow | 324 |
| 8 | Nishant | X | M | Moscow | 429 |
- Display gender-wise highest marks.
- Display city-wise lowest marks.
- Display the total number of male and female students.
Write suitable SQL query for the following:
Display the remainder of 100 divided by 9.
Explain the following SQL function using a suitable example.
UCASE()
Explain the following SQL function using a suitable example.
POWER()
Which function returns the sum of all elements of a list?
