SQL点滴5—产生时间demention，主要是时间转换
原文:
SQL点滴5—产生时间demention，主要是时间转换
数据仓库中有时间表，存储时间信息，这个存储过程接收开始时间结束时间，写入时间具体信息。有高手用excel函数功能很快能产生INSERT语句不会啊，只能用这个。
1
vSET ANSI_NULLS
ON
2
GO
3
4
SET
QUOTED_IDENTIFIER
ON
5
GO
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7
/*
--------------------------------------------------------
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*generate Date demention
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*@startdate '01/01/2010'
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*@enddate '12/30/2010'
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---------------------------------------------------------
*/
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CREATE
PROCEDURE
dbo.AddDateTime
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@startdate
datetime
,
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@enddate
datetime
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AS
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declare
@i
int
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set
@i
=
1
19
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while
(
DATEDIFF
(DD,
@startdate
,
@enddate
)
>=
0
)
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begin
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insert
into
[
ReportServer
]
.
[
dbo
]
.
[
D_DATE
]
(
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[
DATE_KEY
]
,
--
primarykey
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[
DATE
]
,
--
datetime
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[
FULL_DATE_DESCRIPTION
]
,
--
detail date
27
[
DAY_OF_WEEK
]
,
--
day of week from 1 to 6
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[
CALENDAR_MONTH
]
,
--
month of year from 1 to 12
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[
CALENDAR_YEAR
]
,
--
year
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[
FISCAL_YEAR_MONTH
]
,
--
fiscal year
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[
HOLIDAY_INDICATOR
]
,
--
holiday iden
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[
WEEKDAY_INDICATOR
]
)
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select
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@i
,
35
CONVERT
(
varchar
(
10
),
@startdate
,
101
),
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DATENAME
(mm,
@startdate
)
+
'
'
+
DATENAME
(DD,
@startdate
)
+
'
,
'
+
DATENAME
(YYYY,
@startdate
),
37
DATEPART
(DW,
@startdate
),
38
DATEPART
(MM,
@startdate
),
39
DATEPART
(YYYY,
@startdate
),
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'
F
'
+
CONVERT
(
varchar
(
7
),
@startdate
,
23
),
41
case
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when
(
CONVERT
(
varchar
(
5
),
@startdate
,
101
)
in
(
'
01/01
'
,
'
01/05
'
,
'
02/05
'
,
'
03/05
'
,
'
01/10
'
,
'
02/10
'
,
'
03/10
'
,
'
04/10
'
,
'
05/10
'
,
'
06/10
'
) )
then
1
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else
0
end
,
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case
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when
(
DATENAME
(DW,
@startdate
)
in
(
'
Saturday
'
,
'
Sunday
'
))
then
1
46
else
0
end
47
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if
DATEDIFF
(DD,
@startdate
,
@enddate
)
>=
0
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begin
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set
@startdate
=
DATEADD
(dd,
1
,
@startdate
)
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set
@i
=
@i
+
1
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continue
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end
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else
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begin
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break
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end
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end