我知道可以使用 CASE
语句实现 if 条件:
CASE
WHEN <condition>
x
ELSE
z
END
但是如何针对 else-if 条件执行此操作?
像这样的东西(伪代码):
CASE
WHEN <condition>
x
ELSE-IF <condition>
y
ELSE
z
END
我现在的代码:
CREATE VIEW [dbo].[v_myview1]
AS
SELECT
ci.aDate, ci.Currency, ci.lim, ci.LimitUS,
pa.Date as AmtDate,
pa.Payment as AmtPayment,
CASE
WHEN (ci.aDate - pa.Date) < 0 THEN ci.LimitUS
--ELSE IF
--WHEN (ci.lim - pa.Payment) < 0 THEN 'a'
ELSE 'b'
END AS Estimate,
FROM
dbo.Amt pa
JOIN
dbo.CrInfo ci ON ci.pr_key = pa.pr_key
JOIN
dbo.rates tr ON rt.Currency = ci.Currency
WHERE
ci.mk = 2
最佳答案
你可以像这样使用第二种情况:
CASE
WHEN (ci.aDate - pa.Date) < 0 THEN ci.LimitUS
WHEN (ci.lim - pa.Payment) < 0 THEN 'a'
ELSE 'b'
关于sql - 如何在 SQL Server 的 View 中使用 else-if 条件?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/33142347/