Is ORDER BY default ASC or DESC?
By default ORDER BY sorts the data in ascending order. We can use the keyword DESC to sort the data in descending order and the keyword ASC to sort in ascending order.
What is ASC and DESC order?
The keyword DESC in SQL, is used to sort the query result set in a descending order. The ASC keyword is used to sort the query result set in an ascending order. Both DESC and ASC work in conjunction with the ORDER BY keyword. They can also be used in combination with other keywords such as WHERE clause and LIMIT.
What is the default order of ORDER BY?
The ORDER BY keyword sorts the records in ascending order by default. To sort the records in descending order, use the DESC keyword.
How do I ORDER BY both ASC and DESC?
Here is an example of using ORDER BY ASC on one column. SELECT * FROM mytable ORDER BY column1 ASC, column2. Here is an example of using ORDER BY DESC and ORDER BY ASC on two different columns in a single SQL query. Here the lastname column is first sorted and after that salary shorted in desc.
What is the default order of ORDER BY clause Mcq?
If you omit the WHERE clause, ALL records will be updated. The ORDER BY keyword sorts the records in ascending order by default. To sort the records in ascending order, use the ASC keyword. To sort the records in descending order, use the DECENDING keyword.
Can a number be used in ORDER BY clause?
We can use ROW_NUMBER to provide row number in a specified column based on Order By clause. In the following query, we want to get row number for SickLeaveHours column values in ascending order.
Is order by name asc displays NULLs last?
Using the ASC order, a NULL value comes before any non-NULL value; using DESC order, the NULL comes last.
What is the default MySQL order?
By default, MySQL sorts all GROUP BY col1, col2, queries as if you specified ORDER BY col1, col2, in the query as well. However: Relying on implicit GROUP BY sorting in MySQL 5.5 is deprecated. To achieve a specific sort order of grouped results, it is preferable to use an explicit ORDER BY clause.
Which clause is used to sort the records of a table?
SQL ORDER BY clause
The SQL ORDER BY clause is used to sort the records in the result set for a SELECT statement.
When to use order by DESC or ASC?
If you don’t explicitly specify DESC or ASC, The by default SQL Server uses ASC sort order. furthermore, also, SQL Server treats NULL as the lowest value. Therefore, when you processing the SELECT statement that has an SQL ORDER BY keyword, the ORDER BY the keyword is the very last clause to be processed.
Which is the default order in SQL by DESC?
ASC (Ascending) is the default value for the SQL ORDER BY clause. therefore, So, if you don’t specify anything after column name in the ORDER BY clause, the output will be sorted in ascending order by default.
What are DeSc and ASC keywords full names?
What are DESC and ASC Keywords? membership_number full_names gender date_of_birth email 1 Janet Jones Female 21-07-1980 [email protected] 2 Janet Smith Jones Female 23-06-1980 [email protected] 3 Robert Phil Male 12-07-1989 [email protected] 4 Gloria Williams Female 14-02-1984 NULL
Which is the DESC attribute in order by clause?
Along with the ORDER BY clause, we can also use optional ASC or DESC attributes. The attribute ASC is used with the ORDER BY clause to display data in ascending order and the DESC attribute is used to display data in descending order.