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प्रश्न
The command to delete a table is ______
पर्याय
DROP
DELETE
DELETE ALL
ALTER TABLE
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उत्तर
The command to delete a table is DROP.
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संबंधित प्रश्न
Write a query that selects all students whose age is less than 18 in order wise.
Differentiate Unique and Primary Key constraint.
Write a short note on Primary key constraints.
Write a SQL statement to modify the student table structure by adding a new field.
Write the use of the Savepoint command with an example.
Consider the following employee table. Write SQL commands for the question.
| EMP CODE | NAME | DESIG | PAY | ALLO WANCE |
| S1001 | Hariharan | Supervisor | 29000 | 12000 |
| P1002 | Shaji | Operator | 10000 | 5500 |
| P1003 | Prasad | Operator | 12000 | 6500 |
| C1004 | Manjima | Clerk | 8000 | 4500 |
| M1005 | Ratheesh | Mechanic | 20000 | 7000 |
To display all employees whose allowance is between 5000 and 7000.
Consider the following employee table. Write SQL commands for the question.
| EMP CODE | NAME | DESIG | PAY | ALLO WANCE |
| S1001 | Hariharan | Supervisor | 29000 | 12000 |
| P1002 | Shaji | Operator | 10000 | 5500 |
| P1003 | Prasad | Operator | 12000 | 6500 |
| C1004 | Manjima | Clerk | 8000 | 4500 |
| M1005 | Ratheesh | Mechanic | 20000 | 7000 |
To remove the employees who are mechanics.
Construct the following SQL statement in the student table-
SELECT statement using GROUP BY clause.
Construct the following SQL statement in the student table-
SELECT statement using ORDER BY clause.
Write a SQL statement to create a table for employees having any five fields and create a table constraint for the employee table.
