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प्रश्न
Write the output produced by the following SQL statement:
SELECT LEFT("INDIA", 3), RIGHT("Computer Science", 4), MID("Informatics", 3, 4), SUBSTR("Practices", 3);
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उत्तर
The result of the given query is shown below:
- IND
- ence
- form
- actices
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संबंधित प्रश्न
Which of the following belongs to an "aggregate function"?
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.
What will be returned by the given query? select day of year('2015-02-10') = ______.
What will be returned by the given query? select power(3, 2) = ______.
What will be returned by the given query? SELECT INSTR('INFORMATIONFORM', 'FOR') = ______.
Which of the following is not a text function?
What is the general format of UPPER() return type?
Which statement is used to count the number of rows in table?
Site any two differences between Single Row Functions and Aggregate Functions.
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 the name of the month in which you were born.
Write the name of the functions to perform the following operation:
To display your name in capital letters.
Write the output produced by the following SQL statement:
SELECT ROUND(342.9234, -1);
Write the output produced by the following SQL statement:
SELECT LENGTH("Informatics Practices");
Write the output produced by the following SQL statement:
SELECT YEAR(“1979/11/26”),
MONTH(“1979/11/26”), DAY(“1979/11/26”), MONTHNAME(“1979/11/26”);
Differentiate between count() and count(*) functions in SQL with appropriate examples.
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 is not an aggregate function?
Write suitable SQL query for the following:
Display the position of occurrence of the string ‘COME’ in the string ‘WELCOME WORLD’.
Write suitable SQL query for the following:
Round off the value 23.78 to one decimal place.
Write suitable SQL query for the following:
Remove all the expected leading and trailing spaces from a column userid of the table ‘USERS’.
Explain the following SQL function using a suitable example.
TRIM()
Explain the following SQL function using a suitable example.
POWER()
