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                # SQL DELETE 語句 ## DELETE 語句 DELETE 語句用于刪除表中的行。 ### 語法 ``` DELETE FROM 表名稱 WHERE 列名稱 = 值 ``` ## Person: | LastName | FirstName | Address | City | | --- | --- | --- | --- | | Gates | Bill | Xuanwumen 10 | Beijing | | Wilson | Fred | Zhongshan 23 | Nanjing | ## 刪除某行 "Fred Wilson" 會被刪除: ``` DELETE FROM Person WHERE LastName = 'Wilson' ``` ### 結果: | LastName | FirstName | Address | City | | --- | --- | --- | --- | | Gates | Bill | Xuanwumen 10 | Beijing | ## 刪除所有行 可以在不刪除表的情況下刪除所有的行。這意味著表的結構、屬性和索引都是完整的: ``` DELETE FROM table_name ``` 或者: ``` DELETE * FROM table_name ```
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