If you don’t specify the ASC or DESC keyword, SQLite sorts the result set using the ASC option. In other words, it sorts the result set in the ascending order by default. In case you want to sort the result set by multiple columns, you use a comma (,) to separate two columns.
What happens if you don’t specify ASC or DESC?
What is the default “SORT” order for a SQL?
|Q.||If you don’t specify ASC or DESC after a SQL ORDER BY clause, the following is usedby default ______________|
|C.||There is no default value|
|D.||None of the mentioned|
|Answer» a. ASC|
What will happen if you do not specify ASC or DESC after a SQL ORDER BY clause?
If you don’t explicitly specify ASC or DESC , SQL Server uses ASC as the default sort order. Also, SQL Server treats NULL as the lowest value. When processing the SELECT statement that has an ORDER BY clause, the ORDER BY clause is the very last clause to be processed.
Which of the following is default value after a SQL ORDER BY clause?
ASC is the default value for the ORDER BY clause.
Is ORDER BY ASC default?
The ORDER BY command is used to sort the result set in ascending or descending order. The ORDER BY command sorts the result set in ascending order by default.
What is the purpose of the SQL AS clause?
The AS clause in SQL is used to change the column name in the output or assign a name to a derived column.
What is where clause in SQL?
The SQL WHERE Clause
The WHERE clause is used to filter records. It is used to extract only those records that fulfill a specified condition.
What is the use of Where clause Mcq?
Explanation: “WHERE” clause is used to filter out unwanted rows and “SELECT” clause is used to select columns from table. 8. What will be the output of the following MySQL command? Explanation: “WHERE” clause is used to filter out unwanted rows and “SELECT” clause is used to select columns from table.
Which of the following statement is true Delete does not free the space?
TRUNCATE free the table space while DELETE does not. Both TRUNCATE and DELETE statements free the table’s space. Both TRUNCATE and DELETE statement does not free the table’s space.
Which of the following SQL clauses is used to delete tuples from a database table?
Which of the following SQL clauses is used to DELETE tuples from a database table? Explanation: The SQL DELETE Query is used to delete the existing records from a table.
Which of the following information does an SQL DDL not specify?
Which of the following information does an SQL DDL not specify? Explanation: The SQL DDL does not specify the operations that are supposed to be made on the tuples. DDL means Data definition language, hence it does not include the operations made.
What does the ALTER TABLE clause do?
What does the ALTER TABLE clause do? Explanation: The ALTER TABLE statement is used to add, delete, or modify columns. Explanation: The SQL UPDATE Query is used to modify the existing records in a table. You can use WHERE clause with UPDATE query to update selected rows otherwise all the rows would be affected.
How do you SELECT a column named FirstName from a table named persons?
With SQL, how do you select a column named “FirstName” from a table named “Persons”? PostgreSQL
- SELECT Persons.FirstName.
- EXTRACT FirstName FROM Persons.
- SELECT FirstName FROM Persons.
Does SQL query automatically remove duplicates?
Explanation: An SQL does not remove duplicates like relational algebra projection, we have to remove it using distinct. An SQL will work slowly but surely if there are no indexes.
Which of the following must not be present while updating a view?
The view must not have any DISTINCT clause in its definition. 5. The view must not have any GROUP BY or HAVING clause in its definition. 6.
What is default value How do you define it?
Default values are the values assigned to variables when no specific value is explicitly assigned in the program.
Is ASC default or DESC?
“[ASC | DESC]” is the keyword used to sort result sets in either ascending or descending order. Note ASC is used as the default.
What does ASC do in SQL?
The ASC command is used to sort the data returned in ascending order.
What is the purpose of ORDER BY clause in SQL Server Mcq?
Explanation: “ORDER BY” clause sort the emp_id in the result set. 9. Which keyword is used for sorting the data in descending order in Mysql?