Rum*_*ser 2 sql sql-server datetime date sql-order-by
我正在写一份声明来提取最快到期的账户.我的查询目前按月和日排序,因为年份无关紧要.无论如何将当前月份和日期设置为最高值?而不是jan 01?
SELECT *
FROM clients
WHERE LiveDate IS NOT NULL
Order by DATEPART(month, LiveDate), DATEPART(day, LiveDate)
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我是否只需要将其拆分为两个查询,一个在当前月份之后查找,一个查找之前,并加入它们以便它们的顺序正确
例:
date founded || Annual function
01/01/2011 || beach outing
11/03/2010 || family day
23/03/2009 || Movies
05/04/2000 || Girls night out
10/05/2005 || Cricket function
29/07/2011 || candle lit formal dining
30/07/2008 || childrens day
04/08/2005 || board games day
03/012/2006 || pizza night
20/012/2001 || camping trip
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因为这是一年一度的郊游并不重要.我想按照最接近现在直到今年年底,然后从年初到今天的事件的顺序将它们拉出来.
因此,结果将基于当前日期:23/06/2011
date founded || Annual function
29/07/2011 || candle lit formal dining
30/07/2008 || childrens day
04/08/2005 || board games day
03/012/2006 || pizza night
20/012/2001 || camping trip _ _ _ _ _ _ _ New year _ _ _ _ _
01/01/2011 || beach outing
11/03/2010 || family day
23/03/2009 || Movies
05/04/2000 || Girls night out
10/05/2005 || Cricket function
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SELECT *
FROM clients
WHERE LiveDate IS NOT NULL
ORDER BY ABS(DATEDIFF(day, LiveDate, GETDATE())
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UPDATE
抱歉,起初没有得到它,在排序时应该考虑到当前日期和月份的接近程度,而不是年份.
所以也许是这样的:
SELECT *
FROM clients
WHERE LiveDate IS NOT NULL
ORDER BY
ABS(
DATEDIFF(
day,
DATEADD(year, DATEDIFF(year, LiveDate, GETDATE()), LiveDate),
GETDATE()
)
)
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?
更新2
根据提供的示例,这应该做的工作:
…
ORDER BY
(MONTH(LiveDate) - MONTH(GETDATE()) + 12) % 12,
DATEADD(year, YEAR(GETDATE()) - YEAR(LiveDate), LiveDate),
YEAR(LiveDate)
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