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This tutorial shows you how to use the Oracle ORDER BY clause to sort rows by one or more columns in ascending or descending order.
An ORDER BY clause allows you to specify the order in which rows appear in the result set. In subqueries, the ORDER BY clause is meaningless unless it is accompanied by one or both of the result offset and fetch first clauses or in conjunction with the ROW_NUMBER function , since there is no guarantee that the order is retained in the outer ...
26 lut 2013 · SQL Server: SELECT TOP 1 * FROM RACEWAY_INPUT_LABO ORDER BY t_stamp DESC. => That will returns me the most recent record. But Oracle: SELECT * FROM raceway_input_labo WHERE rownum <= 1 ORDER BY t_stamp DESC. => That will returns me the oldest record (probably depending on the index), regardless the ORDER BY statement!
This Oracle tutorial explains how to use the Oracle ORDER BY clause with syntax and examples. The Oracle ORDER BY clause is used to sort the records in your result set. The ORDER BY clause can only be used in SELECT statements.
Sorting Query Results. Use the ORDER BY clause to order the rows selected by a query. Sorting by position is useful in the following cases: To order by a lengthy select list expression, you can specify its position in the ORDER BY clause rather than duplicate the entire expression.
Sorting Query Results. Use the ORDER BY clause to order the rows selected by a query. Sorting by position is useful in the following cases: To order by a lengthy select list expression, you can specify its position in the ORDER BY clause rather than duplicate the entire expression.
The Order By Clause. To guarantee the rows appear in a given sequence, you must use an order by. This sorts numbers from smallest to largest. So to sort the toys from cheapest to most expensive, order by price: select * from toys order by price; Dates sort from oldest to newest.
