2015. 6. 20. 21:50

http://www.w3schools.com/sql/sql_func_last.asp


The LAST() Function

The LAST() function returns the last value of the selected column.

SQL LAST() Syntax

SELECT LAST(column_name) FROM table_name;

Note: The LAST() function is only supported in MS Access.


SQL LAST() Workaround in SQL Server, MySQL and Oracle

SQL Server Syntax

SELECT TOP 1 column_name FROM table_name
ORDER BY column_name DESC;

Example

SELECT TOP 1 CustomerName FROM Customers
ORDER BY CustomerID DESC;

MySQL Syntax

SELECT column_name FROM table_name
ORDER BY column_name DESC
LIMIT 1;

Example

SELECT CustomerName FROM Customers
ORDER BY CustomerID DESC
LIMIT 1;

Oracle Syntax

SELECT column_name FROM table_name
ORDER BY column_name DESC
WHERE ROWNUM <=1;

Example

SELECT CustomerName FROM Customers
ORDER BY CustomerID DESC
WHERE ROWNUM <=1;

Demo Database

In this tutorial we will use the well-known Northwind sample database.

Below is a selection from the "Customers" table:

CustomerIDCustomerNameContactNameAddressCityPostalCodeCountry
1

Alfreds FutterkisteMaria AndersObere Str. 57Berlin12209Germany
2Ana Trujillo Emparedados y heladosAna TrujilloAvda. de la Constitución 2222México D.F.05021Mexico
3Antonio Moreno TaqueríaAntonio MorenoMataderos 2312México D.F.05023Mexico
4

Around the HornThomas Hardy120 Hanover Sq.LondonWA1 1DPUK
5Berglunds snabbköpChristina BerglundBerguvsvägen 8LuleåS-958 22Sweden

SQL LAST() Example

The following SQL statement selects the last value of the "CustomerName" column from the "Customers" table:

Example

SELECT LAST(CustomerName) AS LastCustomer FROM Customers;


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