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|
function [dbo].[F_TABLE_DATE]
(
@FIRST_DATE datetime,
@LAST_DATE datetime
)
returns @DATE table
(
[DATE_ID] [int] not null
primary key clustered,
[DATE] [datetime] not null ,
[NEXT_DAY_DATE] [datetime] not null ,
[YEAR] [smallint] not null ,
[YEAR_QUARTER] [int] not null ,
[YEAR_MONTH] [int] not null ,
[YEAR_DAY_OF_YEAR] [int] not null ,
[QUARTER] [tinyint] not null ,
[MONTH] [tinyint] not null ,
[DAY_OF_YEAR] [smallint] not null ,
[DAY_OF_MONTH] [smallint] not null ,
[DAY_OF_WEEK] [tinyint] not null ,
[YEAR_NAME] [varchar] (4) not null ,
[YEAR_QUARTER_NAME] [varchar] (7) not null ,
[YEAR_MONTH_NAME] [varchar] (8) not null ,
[YEAR_MONTH_NAME_LONG] [varchar] (14) not null ,
[QUARTER_NAME] [varchar] (2) not null ,
[MONTH_NAME] [varchar] (3) not null ,
[MONTH_NAME_LONG] [varchar] (9) not null ,
[WEEKDAY_NAME] [varchar] (3) not null ,
[WEEKDAY_NAME_LONG] [varchar] (9) not null ,
[START_OF_YEAR_DATE] [datetime] not null ,
[END_OF_YEAR_DATE] [datetime] not null ,
[START_OF_QUARTER_DATE] [datetime] not null ,
[END_OF_QUARTER_DATE] [datetime] not null ,
[START_OF_MONTH_DATE] [datetime] not null ,
[END_OF_MONTH_DATE] [datetime] not null ,
[START_OF_WEEK_STARTING_SUN_DATE] [datetime] not null ,
[END_OF_WEEK_STARTING_SUN_DATE] [datetime] not null ,
[START_OF_WEEK_STARTING_MON_DATE] [datetime] not null ,
[END_OF_WEEK_STARTING_MON_DATE] [datetime] not null ,
[START_OF_WEEK_STARTING_TUE_DATE] [datetime] not null ,
[END_OF_WEEK_STARTING_TUE_DATE] [datetime] not null ,
[START_OF_WEEK_STARTING_WED_DATE] [datetime] not null ,
[END_OF_WEEK_STARTING_WED_DATE] [datetime] not null ,
[START_OF_WEEK_STARTING_THU_DATE] [datetime] not null ,
[END_OF_WEEK_STARTING_THU_DATE] [datetime] not null ,
[START_OF_WEEK_STARTING_FRI_DATE] [datetime] not null ,
[END_OF_WEEK_STARTING_FRI_DATE] [datetime] not null ,
[START_OF_WEEK_STARTING_SAT_DATE] [datetime] not null ,
[END_OF_WEEK_STARTING_SAT_DATE] [datetime] not null ,
[QUARTER_SEQ_NO] [int] not null ,
[MONTH_SEQ_NO] [int] not null ,
[WEEK_STARTING_SUN_SEQ_NO] [int] not null ,
[WEEK_STARTING_MON_SEQ_NO] [int] not null ,
[WEEK_STARTING_TUE_SEQ_NO] [int] not null ,
[WEEK_STARTING_WED_SEQ_NO] [int] not null ,
[WEEK_STARTING_THU_SEQ_NO] [int] not null ,
[WEEK_STARTING_FRI_SEQ_NO] [int] not null ,
[WEEK_STARTING_SAT_SEQ_NO] [int] not null ,
[JULIAN_DATE] [int] not null ,
[MODIFIED_JULIAN_DATE] [int] not null ,
[ISO_DATE] [varchar](10) not null ,
[ISO_YEAR_WEEK_NO] [int] not null ,
[ISO_WEEK_NO] [smallint] not null ,
[ISO_DAY_OF_WEEK] [tinyint] not null ,
[ISO_YEAR_WEEK_NAME] [varchar](8) not null ,
[ISO_YEAR_WEEK_DAY_OF_WEEK_NAME] [varchar](10) not null ,
[DATE_FORMAT_YYYY_MM_DD] [varchar](10) not null ,
[DATE_FORMAT_YYYY_M_D] [varchar](10) not null ,
[DATE_FORMAT_MM_DD_YYYY] [varchar](10) not null ,
[DATE_FORMAT_M_D_YYYY] [varchar](10) not null ,
[DATE_FORMAT_MMM_D_YYYY] [varchar](12) not null ,
[DATE_FORMAT_MMMMMMMMM_D_YYYY] [varchar](18) not null ,
[DATE_FORMAT_MM_DD_YY] [varchar](8) not null ,
[DATE_FORMAT_M_D_YY] [varchar](8) not null
)
as
begin
declare @cr varchar(2)
select @cr = char(13)+Char(10)
declare @ErrorMessage varchar(400)
declare @START_DATE datetime
declare @END_DATE datetime
declare @LOW_DATE datetime
declare @start_no int
declare @end_no int
-- Verify @FIRST_DATE is not null
if @FIRST_DATE is null
begin
select @ErrorMessage =
'@FIRST_DATE cannot be null'
goto Error_Exit
end
-- Verify @LAST_DATE is not null
if @LAST_DATE is null
begin
select @ErrorMessage =
'@LAST_DATE cannot be null'
goto Error_Exit
end
-- Verify @FIRST_DATE is not before 1754-01-01
IF @FIRST_DATE < '17540101' begin
select @ErrorMessage =
'@FIRST_DATE cannot before 1754-01-01'+
', @FIRST_DATE = '+
isnull(convert(varchar(40),@FIRST_DATE,121),'NULL')
goto Error_Exit
end
-- Verify @LAST_DATE is not after 9997-12-31
IF @LAST_DATE > '99971231' begin
select @ErrorMessage =
'@LAST_DATE cannot be after 9997-12-31'+
', @LAST_DATE = '+
isnull(convert(varchar(40),@LAST_DATE,121),'NULL')
goto Error_Exit
end
-- Verify @FIRST_DATE is not after @LAST_DATE
if @FIRST_DATE > @LAST_DATE
begin
select @ErrorMessage =
'@FIRST_DATE cannot be after @LAST_DATE'+
', @FIRST_DATE = '+
isnull(convert(varchar(40),@FIRST_DATE,121),'NULL')+
', @LAST_DATE = '+
isnull(convert(varchar(40),@LAST_DATE,121),'NULL')
goto Error_Exit
end
-- Set @START_DATE = @FIRST_DATE at midnight
select @START_DATE = dateadd(dd,datediff(dd,0,@FIRST_DATE),0)
-- Set @END_DATE = @LAST_DATE at midnight
select @END_DATE = dateadd(dd,datediff(dd,0,@LAST_DATE),0)
-- Set @LOW_DATE = earliest possible SQL Server datetime
select @LOW_DATE = convert(datetime,'17530101')
-- Find the number of day from 1753-01-01 to @START_DATE and @END_DATE
select @start_no = datediff(dd,@LOW_DATE,@START_DATE) ,
@end_no = datediff(dd,@LOW_DATE,@END_DATE)
-- Declare number tables
declare @num1 table (NUMBER int not null primary key clustered)
declare @num2 table (NUMBER int not null primary key clustered)
declare @num3 table (NUMBER int not null primary key clustered)
-- Declare table of ISO Week ranges
declare @ISO_WEEK table
(
[ISO_WEEK_YEAR] int not null
primary key clustered,
[ISO_WEEK_YEAR_START_DATE] datetime not null,
[ISO_WEEK_YEAR_END_DATE] Datetime not null
)
-- Find rows needed in number tables
declare @rows_needed int
declare @rows_needed_root int
select @rows_needed = @end_no - @start_no + 1
select @rows_needed =
case
when @rows_needed < 10
then 10
else @rows_needed
end
select @rows_needed_root = convert(int,ceiling(sqrt(@rows_needed)))
-- Load number 0 to 16
insert into @num1 (NUMBER)
select NUMBER = 0 union all select 1 union all select 2 union all
select 3 union all select 4 union all select 5 union all
select 6 union all select 7 union all select 8 union all
select 9 union all select 10 union all select 11 union all
select 12 union all select 13 union all select 14 union all
select 15
order by
1
-- Load table with numbers zero thru square root of the number of rows needed +1
insert into @num2 (NUMBER)
select
NUMBER = a.NUMBER+(16*b.NUMBER)+(256*c.NUMBER)
from
@num1 a cross join @num1 b cross join @num1 c
where
a.NUMBER+(16*b.NUMBER)+(256*c.NUMBER) <
@rows_needed_root
order by
1
-- Load table with the number of rows needed for the date range
insert into @num3 (NUMBER)
select
NUMBER = a.NUMBER+(@rows_needed_root*b.NUMBER)
from
@num2 a
cross join
@num2 b
where
a.NUMBER+(@rows_needed_root*b.NUMBER) < @rows_needed
order by
1
declare @iso_start_year int
declare @iso_end_year int
select @iso_start_year = datepart(year,dateadd(year,-1,@start_date))
select @iso_end_year = datepart(year,dateadd(year,1,@end_date))
-- Load table with start and end dates for ISO week years
insert into @ISO_WEEK
(
[ISO_WEEK_YEAR],
[ISO_WEEK_YEAR_START_DATE],
[ISO_WEEK_YEAR_END_DATE]
)
select
[ISO_WEEK_YEAR] = a.NUMBER,
[0ISO_WEEK_YEAR_START_DATE] =
dateadd(dd,(datediff(dd,@LOW_DATE,
dateadd(day,3,dateadd(year,a.[NUMBER]-1900,0))
)/7)*7,@LOW_DATE),
[ISO_WEEK_YEAR_END_DATE] =
dateadd(dd,-1,dateadd(dd,(datediff(dd,@LOW_DATE,
dateadd(day,3,dateadd(year,a.[NUMBER]+1-1900,0))
)/7)*7,@LOW_DATE))
from
(
select
NUMBER = NUMBER+@iso_start_year
from
@num3
where
NUMBER+@iso_start_year <= @iso_end_year
) a
order by
a.NUMBER
-- Load Date table
insert into @DATE
select
[DATE_ID] = a.[DATE_ID] ,
[DATE] = a.[DATE] ,
[NEXT_DAY_DATE] =
dateadd(day,1,a.[DATE]) ,
[YEAR] =
datepart(year,a.[DATE]) ,
[YEAR_QUARTER] =
(10*datepart(year,a.[DATE]))+datepart(quarter,a.[DATE]) ,
[YEAR_MONTH] =
(100*datepart(year,a.[DATE]))+datepart(month,a.[DATE]) ,
[YEAR_DAY_OF_YEAR] =
(1000*datepart(year,a.[DATE]))+
datediff(dd,dateadd(yy,datediff(yy,0,a.[DATE]),0),a.[DATE])+1 ,
[QUARTER] =
datepart(quarter,a.[DATE]) ,
[MONTH] =
datepart(month,a.[DATE]) ,
[DAY_OF_YEAR] =
datediff(dd,dateadd(yy,datediff(yy,0,a.[DATE]),0),a.[DATE])+1 ,
[DAY_OF_MONTH] =
datepart(day,a.[DATE]) ,
[DAY_OF_WEEK] =
-- Sunday = 1, Monday = 2, ,,,Saturday = 7
(datediff(dd,'17530107',a.[DATE])%7)+1 ,
[YEAR_NAME] =
datename(year,a.[DATE]) ,
[YEAR_QUARTER_NAME] =
datename(year,a.[DATE])+' Q'+datename(quarter,a.[DATE]) ,
[YEAR_MONTH_NAME] =
datename(year,a.[DATE])+' '+left(datename(month,a.[DATE]),3) ,
[YEAR_MONTH_NAME_LONG] =
datename(year,a.[DATE])+' '+datename(month,a.[DATE]) ,
[QUARTER_NAME] =
'Q'+datename(quarter,a.[DATE]) ,
[MONTH_NAME] =
left(datename(month,a.[DATE]),3) ,
[MONTH_NAME_LONG] =
datename(month,a.[DATE]) ,
[WEEKDAY_NAME] =
left(datename(weekday,a.[DATE]),3) ,
[WEEKDAY_NAME_LONG] =
datename(weekday,a.[DATE]),
[START_OF_YEAR_DATE] =
dateadd(year,datediff(year,0,a.[DATE]),0) ,
[END_OF_YEAR_DATE] =
dateadd(day,-1,dateadd(year,datediff(year,0,a.[DATE])+1,0)) ,
[START_OF_QUARTER_DATE] =
dateadd(quarter,datediff(quarter,0,a.[DATE]),0) ,
[END_OF_QUARTER_DATE] =
dateadd(day,-1,dateadd(quarter,datediff(quarter,0,a.[DATE])+1,0)) ,
[START_OF_MONTH_DATE] =
dateadd(month,datediff(month,0,a.[DATE]),0) ,
[END_OF_MONTH_DATE] =
dateadd(day,-1,dateadd(month,datediff(month,0,a.[DATE])+1,0)),
[START_OF_WEEK_STARTING_SUN_DATE] =
dateadd(dd,(datediff(dd,'17530107',a.[DATE])/7)*7,'17530107'),
[END_OF_WEEK_STARTING_SUN_DATE] =
dateadd(dd,((datediff(dd,'17530107',a.[DATE])/7)*7)+6,'17530107'),
[START_OF_WEEK_STARTING_MON_DATE] =
dateadd(dd,(datediff(dd,'17530101',a.[DATE])/7)*7,'17530101'),
[END_OF_WEEK_STARTING_MON_DATE] =
dateadd(dd,((datediff(dd,'17530101',a.[DATE])/7)*7)+6,'17530101'),
[START_OF_WEEK_STARTING_TUE_DATE] =
dateadd(dd,(datediff(dd,'17530102',a.[DATE])/7)*7,'17530102'),
[END_OF_WEEK_STARTING_TUE_DATE] =
dateadd(dd,((datediff(dd,'17530102',a.[DATE])/7)*7)+6,'17530102'),
[START_OF_WEEK_STARTING_WED_DATE] =
dateadd(dd,(datediff(dd,'17530103',a.[DATE])/7)*7,'17530103'),
[END_OF_WEEK_STARTING_WED_DATE] =
dateadd(dd,((datediff(dd,'17530103',a.[DATE])/7)*7)+6,'17530103'),
[START_OF_WEEK_STARTING_THU_DATE] =
dateadd(dd,(datediff(dd,'17530104',a.[DATE])/7)*7,'17530104'),
[END_OF_WEEK_STARTING_THU_DATE] =
dateadd(dd,((datediff(dd,'17530104',a.[DATE])/7)*7)+6,'17530104'),
[START_OF_WEEK_STARTING_FRI_DATE] =
dateadd(dd,(datediff(dd,'17530105',a.[DATE])/7)*7,'17530105'),
[END_OF_WEEK_STARTING_FRI_DATE] =
dateadd(dd,((datediff(dd,'17530105',a.[DATE])/7)*7)+6,'17530105'),
[START_OF_WEEK_STARTING_SAT_DATE] =
dateadd(dd,(datediff(dd,'17530106',a.[DATE])/7)*7,'17530106'),
[END_OF_WEEK_STARTING_SAT_DATE] =
dateadd(dd,((datediff(dd,'17530106',a.[DATE])/7)*7)+6,'17530106'),
[QUARTER_SEQ_NO] =
datediff(quarter,@LOW_DATE,a.[DATE]),
[MONTH_SEQ_NO] =
datediff(month,@LOW_DATE,a.[DATE]),
[WEEK_STARTING_SUN_SEQ_NO] =
datediff(day,'17530107',a.[DATE])/7,
[WEEK_STARTING_MON_SEQ_NO] =
datediff(day,'17530101',a.[DATE])/7,
[WEEK_STARTING_TUE_SEQ_NO] =
datediff(day,'17530102',a.[DATE])/7,
[WEEK_STARTING_WED_SEQ_NO] =
datediff(day,'17530103',a.[DATE])/7,
[WEEK_STARTING_THU_SEQ_NO] =
datediff(day,'17530104',a.[DATE])/7,
[WEEK_STARTING_FRI_SEQ_NO] =
datediff(day,'17530105',a.[DATE])/7,
[WEEK_STARTING_SAT_SEQ_NO] =
datediff(day,'17530106',a.[DATE])/7,
[JULIAN_DATE] =
datediff(day,@LOW_DATE,a.[DATE])+2361331,
[MODIFIED_JULIAN_DATE] =
datediff(day,'18581117',a.[DATE]),
--/*
[ISO_DATE] =
replace(convert(char(10),a.[DATE],111),'/','-') ,
[ISO_YEAR_WEEK_NO] =
(100*b.[ISO_WEEK_YEAR])+
(datediff(dd,b.[ISO_WEEK_YEAR_START_DATE],a.[DATE])/7)+1 ,
[ISO_WEEK_NO] =
(datediff(dd,b.[ISO_WEEK_YEAR_START_DATE],a.[DATE])/7)+1 ,
[ISO_DAY_OF_WEEK] =
-- Sunday = 1, Monday = 2, ,,,Saturday = 7
(datediff(dd,@LOW_DATE,a.[DATE])%7)+1 ,
[ISO_YEAR_WEEK_NAME] =
convert(varchar(4),b.[ISO_WEEK_YEAR])+'-W'+
right('00'+convert(varchar(2),(datediff(dd,b.[ISO_WEEK_YEAR_START_DATE],a.[DATE])/7)+1),2) ,
[ISO_YEAR_WEEK_DAY_OF_WEEK_NAME] =
convert(varchar(4),b.[ISO_WEEK_YEAR])+'-W'+
right('00'+convert(varchar(2),(datediff(dd,b.[ISO_WEEK_YEAR_START_DATE],a.[DATE])/7)+1),2) +
'-'+convert(varchar(1),(datediff(dd,@LOW_DATE,a.[DATE])%7)+1) ,
--*/
[DATE_FORMAT_YYYY_MM_DD] =
convert(char(10),a.[DATE],111) ,
[DATE_FORMAT_YYYY_M_D] =
convert(varchar(10),
convert(varchar(4),year(a.[DATE]))+'/'+
convert(varchar(2),day(a.[DATE]))+'/'+
convert(varchar(2),month(a.[DATE]))),
[DATE_FORMAT_MM_DD_YYYY] =
convert(char(10),a.[DATE],101) ,
[DATE_FORMAT_M_D_YYYY] =
convert(varchar(10),
convert(varchar(2),month(a.[DATE]))+'/'+
convert(varchar(2),day(a.[DATE]))+'/'+
convert(varchar(4),year(a.[DATE]))),
[DATE_FORMAT_MMM_D_YYYY] =
convert(varchar(12),
left(datename(month,a.[DATE]),3)+' '+
convert(varchar(2),day(a.[DATE]))+', '+
convert(varchar(4),year(a.[DATE]))),
[DATE_FORMAT_MMMMMMMMM_D_YYYY] =
convert(varchar(18),
datename(month,a.[DATE])+' '+
convert(varchar(2),day(a.[DATE]))+', '+
convert(varchar(4),year(a.[DATE]))),
[DATE_FORMAT_MM_DD_YY] =
convert(char(8),a.[DATE],1) ,
[DATE_FORMAT_M_D_YY] =
convert(varchar(8),
convert(varchar(2),month(a.[DATE]))+'/'+
convert(varchar(2),day(a.[DATE]))+'/'+
right(convert(varchar(4),year(a.[DATE])),2))
from
(
-- Derived table is all dates needed for date range
select top 100 percent
[DATE_ID] = aa.[NUMBER],
[DATE] =
dateadd(dd,aa.[NUMBER],@LOW_DATE)
from
(
select
NUMBER = NUMBER+@start_no
from
@num3
where
NUMBER+@start_no <= @end_no
) aa
order by
aa.[NUMBER]
) a
join
-- Match each date to the proper ISO week year
@ISO_WEEK b
on a.[DATE] between
b.[ISO_WEEK_YEAR_START_DATE] and
b.[ISO_WEEK_YEAR_END_DATE]
order by
a.[DATE_ID]
return
Error_Exit:
-- Return a pesudo error message by trying to
-- convert an error message string to an int.
-- This method is used because the error displays
-- the string it was trying to convert, and so the
-- calling application sees a formatted error message.
declare @error int
set @error = convert(int,@cr+@cr+
'*******************************************************************'+@cr+
'* Error in function F_TABLE_DATE:'+@cr+'* '+
isnull(@ErrorMessage,'Unknown Error')+@cr+
'*******************************************************************'+@cr+@cr)
return
end
|
