Return The Last 10 Dates From A Table

Oct 25, 2006

Hi all,

I am trying to create to a store procedure that manages to return the last 10 dates from a table i know there is a TOP keyword that return the first rows but is there a keyword that returns the last rows instead?



Matt

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Jul 20, 2006

i want a query which returns all the date between 2 dates . its like an calender.....for example i selected 2-1-2006(dd-mm-yyyy) to 18-03-2006 ....it should returns like this
2-1-2006
3-1-2006
4-1-2006
.
.
.
16-03-2006
17-03-2006
18-03-2006

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Feb 15, 2007



Hi,

I need some help with this please.



I have a database table which contains customer orders. I am trying to code my SQL select statement to:

1) Only return records where the record orderdate is within the last 30 days

2) Between two dates, selected from the datepicker control.

With regards to issue 1, I could fill a table with all the records for the account in question and then for each record do a datediff between the records order date and the current date to determine if the number of days is within 30 days. If yes then add this record to a temp table and then set this table as the datasource for the datagridview.

There must be a more efficient way?

With regards to issue 2) ?

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Jun 18, 2004

I currently have a stored procedure that returns a list of dates based on a date range a user enters.


CREATE PROCEDURE sp_GetContactScheduleDates
@MonthFrom int,
@YearFrom int,
@MonthTo int,
@YearTo int,
@DaysInMonth int
AS
Select distinct s.ScheduleMonth, s.ScheduleYear
From OnCall_Schedules s
Where CAST(cast(s.ScheduleMonth as nvarchar) + '/' + cast(s.ScheduleDate as nvarchar) + '/' + cast(s.ScheduleYear as nvarchar) as smalldatetime)
>= CAST(cast(@MonthFrom as nvarchar) + '/' + cast('01' as nvarchar) + '/' + cast(@YearFrom as nvarchar) as smalldatetime)
And CAST(cast(s.ScheduleMonth as nvarchar) + '/' + cast(s.ScheduleDate as nvarchar) + '/' + cast(s.ScheduleYear as nvarchar) as smalldatetime)
<= CAST(cast(@MonthTo as nvarchar) + '/' + cast(@DaysInMonth as nvarchar) + '/' + cast(@YearTo as nvarchar) as smalldatetime)
Order by s.ScheduleYear, s.ScheduleMonth
GO


However, this only brings back those dates that are in the table. I need to get ALL dates within the range.

For example, the OnCall_Schedules table contains schedules that are saved by the user. If no one has ever saved a schedule at any time in May 2004 and the range of dates entered is January 2004 to June 2004, then May 2004 will not be returned. I need to get back all dates within that range regardless if it has something scheduled or not. How can this be done?

Note - I do not want to set up any dummy records or create a table with valid dates as the user will be allowed to choose any range of dates and we do not want to have to maintain anything.

Can some sort of function be used? What would the code look like?

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(
[guest_name] [varchar](25) NULL,
[start_date] [date] NULL,
[end_date] [date] NULL,
[comment] [varchar](255) NULL

[code]...

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Jul 20, 2005

The following SQL query :-SELECT CardHolder.RecordID, History.GenTime, History.Link1FROM History FULL OUTER JOINCard ON History.Param3 =LTRIM(RTRIM(Card.CardNumber)) FULL OUTER JOINCardHolder ON Card.CardHolderID =CardHolder.RecordIDWHERE (Card.Deleted = 0) AND (History.GenTime IS NOT NULL)ORDER BY CardHolder.RecordID, History.GenTime DESCreturns :-RecordID GenTime Link12 04/06/2004 15:30:00 1232 01/06/2004 16:00:00 1232 01/06/2004 08:00:00 1101155 02/06/2004 11:30:00 1231155 02/06/2004 08:00:00 1103925 03/06/2004 09:00:00 1233925 03/06/2004 08:00:00 1104511 06/06/2004 11:30:00 1234511 06/06/2004 10:30:00 110Is there a way of modifying this query to just return the lastestgenTime for each RecordID ??? ie return just rows 1,4,6 & 8.I assume it is something to do with MAX, but I can't seem to get myhead around it.Any help, or pointers would be appreciated.Oh, running query on Microsoft SQL Server 2000.RegardsDave

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StkOutCnt:=CALCULATE (
COUNTROWS ( VALUES ( Calendar[DateKey] ) ),
FILTER (
Calendar,
[Stock qty] < [Avg Monthly Sales Qty L12M@SKU]
)
)

Below you can see the sub measures (circled in red) are giving results for all days in the calendar.Highlighted in yellow are dates for which the StkOutCnt measure is not returning a result. Having investigated these blank dates, I am pretty confident that they are dates for which there are no transactions in the fact table (weekends, public holidays etc...).why I am getting an "inner join" with my fact table dates despite the fact that this is not requested anywhere in the dax code and that the two sub measures are behaving normally?

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Dec 20, 2007

can sql server do this ?
table 1 that check table 2 and adding missing dates
this my employee table

table 1
table Employee on work
------------------------
empid basedate shift
----------------------------
12345678 01/04/2007 1
12345678 02/04/2007 1
12345678 03/04/2007 1
12345678 04/04/2007 1
12345678 05/04/2007 1
12345678 06/04/2007 1
12345678 07/04/2007 1
12345678 08/04/2007 1
12345678 09/04/2007 1
12345678 10/04/2007 1

98765432 20/04/2007 1
98765432 21/04/2007 3
98765432 22/04/2007 3
98765432 23/04/2007 5
98765432 25/04/2007 4
98765432 26/04/2007 4
98765432 27/04/2007 4
98765432 28/04/2007 4
98765432 30/04/2007 4
-----------------------------------------------------------------------------------
and i need to see the missing dates lkie this

in table 2
------------------------------------------------------
table 2 (adding missing dates with zero 0)
table Employee_all_month
------------------------
empid basedate shift
----------------------------
12345678 01/04/2007 1
12345678 02/04/2007 1
12345678 03/04/2007 1
12345678 04/04/2007 1
12345678 05/04/2007 1
12345678 06/04/2007 1
12345678 07/04/2007 1
12345678 08/04/2007 1
12345678 09/04/2007 1
12345678 10/04/2007 1
12345678 11/04/2007 0
12345678 12/04/2007 0
12345678 13/04/2007 0
12345678 14/04/2007 0
12345678 15/04/2007 0
12345678 16/04/2007 0
12345678 17/04/2007 0
12345678 18/04/2007 0
12345678 19/04/2007 0
12345678 20/04/2007 0
.................................and adding missing dates with zero 0 until the end of the month
.................................
12345678 31/04/2007 0


98765432 01/04/2007 0
98765432 02/04/2007 0
98765432 03/04/2007 0
98765432 04/04/2007 0
98765432 05/04/2007 0
98765432 06/04/2007 0
98765432 07/04/2007 0
98765432 08/04/2007 0
98765432 09/04/2007 0
..............................and adding missing dates with zero 0 only whre no dates in this month
.......................

98765432 20/04/2007 1
98765432 21/04/2007 3
98765432 22/04/2007 3
98765432 23/04/2007 5
98765432 25/04/2007 4
98765432 26/04/2007 4
98765432 27/04/2007 4
98765432 28/04/2007 4
98765432 30/04/2007 4


TNX


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Here is the scenario,
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SP2 has the following code:

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Temp Tables - can't use these because it would cause a large hit on system performance due to the frequency SP2 and others like it will be used.
Functions - My last resort is to use a table valued function as shown:

FUNCTION MyFunction
( )
RETURNS @retTable
(
@Field1 int,
@Field2 varchar(50)
)
AS
BEGIN
-- the problem here is that I need to call SP1 and assign it's resulting data into the
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[code]....

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Hi
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Kind Regards

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So if I've f.i. in my table
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1 2014-08-11
2 2014-08-12
3 2014-08-13
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2 3/1/2000
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[code]...

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This question is extension from the topic Updating table Rows with overlapping dates: [URL] .....

I am actually having a table as following:

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Note that the NULL in endDate means no end date or infinite end date.

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1 1 2015-04-05 2015-05-28 0
2 1 2015-04-23 NULL 0
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2 1 NULL NULL 2
3 2 2015-03-03 2015-05-04 1
4 1 NULL NULL 2
5 1 2015-01-01 2015-02-02 1

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Extending from the above question, now two extra columns has been added to the table, which is ShouldDelete and PromotionCategoryID respectively.

Original table:

ID PromotionID StartDate EndDate Flag ShouldDelete PromotionCategoryID
1 1 2015-04-05 2015-05-28 0 Y 1
2 1 2015-04-23 2015-05-29 0 NULL NULL
3 2 2015-03-03 2015-05-04 0 N NULL
4 1 2015-04-23 NULL 0 Y 1
5 1 2015-01-01 2015-02-02 0 NULL NULL

Should Delete can take Y, N and NULL
PromotionCategoryID can take any integer and NULL

Now it should be partition according with promotionid, shoulddelete and promotioncategoryID (these 3 should be same).

By taking the min date and max date of the same group, the following table should be achieve after the table is updated.

Final outcome:

ID PromotionID StartDate EndDate Flag ShouldDelete PromotionCategoryID
1 1 2015-04-05 NULL 1 Y 1
2 1 2015-04-23 2015-05-29 1 NULL NULL
3 2 2015-03-03 2015-05-04 1 N NULL
4 1 NULL NULL 2 Y 1
5 1 2015-01-01 2015-02-02 1 NULL NULL

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Validating Start And End Dates In Slow Changing Dimension Table

May 4, 2007

Has anyone written or come across a routine that validates start and enddate in a slow changing dimension? (eg verifies there is no overlap in any of the records).



thanks in advance

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