Wat doet de order by desc clause in SQL?
ORDER BY “kolom_naam” [ASC, DESC]; De [] betekenen dat de WHERE instructie optioneel is. Als er echter een component WHERE bestaat, komt deze voor de component ORDER BY. ASC betekent dat de resultaten worden weergegeven in oplopende volgorde, terwijl DESC betekent dat ze worden weergegeven in aflopende volgorde.
Wat doet de order by desc functie?
Selectiecriteria. Als de instructie een WHERE-component bevat, worden waarden met Microsoft Access Database Engine gesorteerd nadat de WHERE-voorwaarden op de records zijn toegepast. De namen van de velden waarop records moeten worden gesorteerd.
How do I sort data by order in SQL Server?
The ORDER BY command sorts the result set in ascending order by default. To sort the records in descending order, use the DESC keyword. The following SQL statement selects all the columns from the “Customers” table, sorted by the “CustomerName” column: The ASC command is used to sort the data returned in ascending order.
How do you use ORDER BY clause in SQL?
The following illustrates the ORDER BY clause syntax: First, you specify a column name or an expression on which to sort the result set of the query. If you specify multiple columns, the result set is sorted by the first column and then that sorted result set is sorted by the second column, and so on.
How do I sort employees by date in SQL?
SELECT employee_id, first_name, last_name, hire_date, salary FROM employees ORDER BY salary DESC; Besides the character and numeric, SQL allows you to sort the result set by date. The following statement sorts the employees by values in the hire_date column in the ascending order.
Can I use orderorder by in a select/into statement?
ORDER BY is not supported in SELECT/INTO or CREATE TABLE AS SELECT (CTAS) statements in Azure Synapse Analytics or Analytics Platform System (PDW). To view Transact-SQL syntax for SQL Server 2014 and earlier, see Previous versions documentation. Specifies a column or expression on which to sort the query result set.