[英]SQL Where condition for number of years
Declare int @NumberofPriorYears=2;
Declare int @currentYear=2014;
SELECT
*
FROM
MyTable a
WHERE
a.FiscalYear in (
当@NumberofPriorYears为2时,我想传递@currentYear-@NumberofPriorYears
(即2014、2013、2012),或者当@NumberofPriorYears
为null时,传递@currentYear
即2014。
感谢对此的任何帮助。
尝试这个
Declare int @numberofyears=2;
Declare int @currentYear=2014;
set @currentYear = datepart(year,getdate())
SELECT
*
FROM
MyTable a
WHERE
datepart(year,a.FiscalYear) between @currentYear and @currentYear+@numberofYears
SELECT *
FROM MyTable a
WHERE @currentYear - a.FiscalYear <= ISNULL(@numberOfPriorYears, 0)
如果您希望能够通过上一年而不是仅当年(例如,看到2011-2012而不是2011-2014),则可以使用BETWEEN
WHERE a.FiscalYear BETWEEN @currentYear - ISNULL(@numberOfPriorYears, 0) AND @currentYear
Declare int @numberofyears=2;
Declare int @currentYear=2014;
SELECT *
FROM MyTable a
WHERE
( YEAR(a.FiscalYear) >= YEAR(GETDATE()) - @numberofyears
AND
@numberofyears IS NOT NULL
)
OR
( YEAR(a.FiscalYear) = YEAR(GETDATE())
AND
@numberofyears IS NULL
)
你可以使用范围吗?
a.FiscalYear >= @currentYear-isnull(@NumberofPriorYears,0)
and a.FiscalYear < @currentYear+1
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.