tsql - 删除最后一行

Question

我想删除满足某些条件的表中的最后一行。

DELETE TOP 1 FROM SOME_TABLE 
WHERE SOME_COULMN = @VALUE 
ORDER BY 1 DESC 

Answer 1

DELETE FROM SOME_TABLE 
WHERE UNIQUE_ID = 
(SELECT TOP 1 UNIQUE_ID 
FROM SOME_TABLE 
WHERE SOME_COLUMN = @VALUE 
ORDER BY SOMETHING DESC) 

Answer 2

DELETE和UPDATE语句需要的行参数的数目括号（）

DELETE TOP （1） FROM SOME_TABLE WHERE SOME_COULMN = @VALUE ORDER BY 1个DESC