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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                # SQL LAST() 函數 ## LAST() 函數 LAST() 函數返回指定的字段中最后一個記錄的值。 提示:可使用 ORDER BY 語句對記錄進行排序。 ### SQL LAST() 語法 ``` SELECT LAST(column_name) FROM table_name ``` ## SQL LAST() 實例 我們擁有下面這個 "Orders" 表: | O_Id | OrderDate | OrderPrice | Customer | | --- | --- | --- | --- | | 1 | 2008/12/29 | 1000 | Bush | | 2 | 2008/11/23 | 1600 | Carter | | 3 | 2008/10/05 | 700 | Bush | | 4 | 2008/09/28 | 300 | Bush | | 5 | 2008/08/06 | 2000 | Adams | | 6 | 2008/07/21 | 100 | Carter | 現在,我們希望查找 "OrderPrice" 列的最后一個值。 我們使用如下 SQL 語句: ``` SELECT LAST(OrderPrice) AS LastOrderPrice FROM Orders ``` 結果集類似這樣: | LastOrderPrice | | --- | | 100 |
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