[英]Comparing datetime values in MS SQL
这个问题可能是重复的,但我尝试了其他所有问题的答案,但没有一个答案有帮助。
我试图将datetime值与静态值进行比较(我需要每条记录都带有更大的日期,然后是1/1/2016)
CREATE PROCEDURE Cursusoverzicht as
SELECT tblBijeenkomst.bijeenkomstdatum, tblCursussen.cursus_id, tblCursussen.cursustitel
FROM tblCursussen
INNER JOIN [dbo].[tblCursusDocenten] on [dbo].[tblCursusDocenten].[cursus_id] = [dbo].[tblCursussen].[cursus_id]
INNER JOIN [dbo].[tblBijeenkomst] on [dbo].[tblBijeenkomst].[docent_id] = [dbo].[tblCursusDocenten].[docent_id]
WHERE tblBijeenkomst.bijeenkomstdatum > '2016/1/1 00:00:00:000'
这一直返回0条记录,有人知道吗?
对不起,荷兰人的名字
您可以为这种情况格式化日期时间
WHERE tblBijeenkomst.bijeenkomstdatum > CONVERT(DATETIME, 'YOUR DATE EXPRESSION', STYLE)
对于STYLE
参数,您必须看到: https : //msdn.microsoft.com/es-es/library/ms187928.aspx#Anchor_4
例如:
CONVERT(DATETIME, '15.01.01', 2)
看来您快到了:
CREATE PROCEDURE Cursusoverzicht as
SELECT tblBijeenkomst.bijeenkomstdatum
,tblCursussen.cursus_id
,tblCursussen.cursustitel
FROM tblCursussen
INNER JOIN [dbo].[tblCursusDocenten]
on
[dbo].[tblCursusDocenten].[cursus_id]
= [dbo].[tblCursussen].[cursus_id]
INNER JOIN [dbo].[tblBijeenkomst]
on
[dbo].[tblBijeenkomst].[docent_id]
= [dbo].[tblCursusDocenten].[docent_id]
and tblBijeenkomst.bijeenkomstdatum >
CONVERT (date, '2016-01-01T00:00:00:000')
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