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                ### 6.4、使用字段的位置來排序 l 按照薪水升序 ``` select * from emp order by 6; ``` ![](https://img.kancloud.cn/40/28/40283ea8746f761981564491ddb6ced2_640x325.png) 這個編號,不是數據庫表里面的字段編號,是查詢語句前面寫的順序 不建議使用此種方式,采用數字含義不明確,程序不健壯
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