来自某个值的数字记录

Question

我需要从表中选择一个字段并从某个值中计算出来。像这样：

DECLARE @n AS INT
SET @n = 1111
SELECT F, @n = @n + 1 FROM MYTABLE

有可能吗？

Answer 1

您无法将变量赋值与行选择相结合。您可以使用ROW_NUMBER代替

Declare @n int= 1111
Select ID, @n + ROW_NUMBER() Over (Order by ID)
from aTable