One of the most complex Views i have ever seen (View nested into another view)

  • Thanks Scott,

    How do I fix this code:

    AppDetails.DateDetailDisposed BETWEEN getdate() - 25 AND getdate() - 20

    I only need getdate() -21, but that's giving me blank output

  • SQLPain (9/14/2015)


    Thanks Scott,

    How do I fix this code:

    AppDetails.DateDetailDisposed BETWEEN getdate() - 25 AND getdate() - 20

    I only need getdate() -21, but that's giving me blank output

    Use DATEADD

    😎

    AppDetails.DateDetailDisposed BETWEEN DATEADD(DAY,-25,getdate()) AND DATEADD(DAY,-20, getdate())

  • Thanks Errikur,

    I only want results from past 21 days, I tried this also:

    AppDetails.DateDetailDisposed = DATEADD(DAY,-21,getdate())

    Still gives me a blank result set

  • SQLPain (9/14/2015)


    Thanks Scott,

    How do I fix this code:

    AppDetails.DateDetailDisposed BETWEEN getdate() - 25 AND getdate() - 20

    I only need getdate() -21, but that's giving me blank output

    WHERE ... AND

    AppDetails.DateDetailDisposed >= DATEADD(DAY, DATEDIFF(DAY, 0, GETDATE()) - 25, 0) AND

    AppDetails.DateDetailDisposed < DATEADD(DAY, DATEDIFF(DAY, 0, GETDATE()) - 19, 0)

    SQL DBA,SQL Server MVP(07, 08, 09) "Money can't buy you happiness." Maybe so, but it can make your unhappiness a LOT more comfortable!

  • SQLPain (9/14/2015)


    Thanks Errikur,

    I only want results from past 21 days, I tried this also:

    AppDetails.DateDetailDisposed = DATEADD(DAY,-21,getdate())

    Still gives me a blank result set

    Missed the 21 days:-P

    😎

    AppDetails.DateDetailDisposed BETWEEN CONVERT(DATE,DATEADD(DAY,-25,getdate()),0) AND CONVERT(DATE,getdate(),0)

    Note, convert to date if you are not using the time part.

  • Thanks Again, but this one is giving me all the results from the last 25 days till today...

    why do we need a between clause if I only need records from (08/24/15) !!!

  • SQLPain (9/14/2015)


    Thanks Again, but this one is giving me all the results from the last 25 days till today...

    why do we need a between clause if I only need records from (08/24/15) !!!

    Change 25 to 21

    😎

  • Yes and that would give results from 0/81/15 till today....No help

  • Sorry, slightly hurried and inaccurate

    😎

    CONVERT(DATE,AppDetails.DateDetailDisposed,0) = CONVERT(DATE,DATEADD(DAY,-21,getdate()),0)

  • This happens to be a view query that needs to be run every night, needs to be converted to an excel file and email the attachment to couple of people.

    Does any know the process I need to follow?

    Do I have to uses SSIS ? or can I do it through the export wizard? and then set it up as SQl server job?

  • SSIS, SSRS, maybe Powershell?

    You can use the Export wizard to create an SSIS package, you'd need to modify the package to add the email & scheduling afterwards.

    SSRS can generate the letters themselves if that's what you need.

  • SQLPain (9/14/2015)


    This happens to be a view query that needs to be run every night, needs to be converted to an excel file and email the attachment to couple of people.

    Does any know the process I need to follow?

    Do I have to uses SSIS ? or can I do it through the export wizard? and then set it up as SQl server job?

    There are quite few ways of doing this, suggest you post this as a new question as it is entierly unrelated to the original post.

    😎

  • Eirikur Eiriksson (9/14/2015)


    Sorry, slightly hurried and inaccurate

    😎

    CONVERT(DATE,AppDetails.DateDetailDisposed,0) = CONVERT(DATE,DATEADD(DAY,-21,getdate()),0)

    If your DateDetailDisposed column is a datetime data type, you might run into a performance problem here. Applying a function to a column in the table means that the function has to be applied to every row in the table before filtering out the rows. Using a date range to calculate the date range instead of converting the column in the table is generally a better way to go about it.

    AND AppDetails.DateDetailDisposed >= DATEADD(day, DATEDIFF(day, 0, GETDATE()) - 21, 0)

    AND AppDetails.DateDetailDisposed < DATEADD(day, DATEDIFF(day, 0, GETDATE()) - 20, 0)

  • Ed Wagner (9/15/2015)


    Eirikur Eiriksson (9/14/2015)


    Sorry, slightly hurried and inaccurate

    😎

    CONVERT(DATE,AppDetails.DateDetailDisposed,0) = CONVERT(DATE,DATEADD(DAY,-21,getdate()),0)

    If your DateDetailDisposed column is a datetime data type, you might run into a performance problem here. Applying a function to a column in the table means that the function has to be applied to every row in the table before filtering out the rows. Using a date range to calculate the date range instead of converting the column in the table is generally a better way to go about it.

    AND AppDetails.DateDetailDisposed >= DATEADD(day, DATEDIFF(day, 0, GETDATE()) - 21, 0)

    AND AppDetails.DateDetailDisposed < DATEADD(day, DATEDIFF(day, 0, GETDATE()) - 20, 0)

    Actually, test it. Doing a CONVERT or CAST on a DateTime value DOES NOT always result in the Optimizer not being able to use an index on that column.

  • Lynn Pettis (9/15/2015)


    Ed Wagner (9/15/2015)


    Eirikur Eiriksson (9/14/2015)


    Sorry, slightly hurried and inaccurate

    😎

    CONVERT(DATE,AppDetails.DateDetailDisposed,0) = CONVERT(DATE,DATEADD(DAY,-21,getdate()),0)

    If your DateDetailDisposed column is a datetime data type, you might run into a performance problem here. Applying a function to a column in the table means that the function has to be applied to every row in the table before filtering out the rows. Using a date range to calculate the date range instead of converting the column in the table is generally a better way to go about it.

    AND AppDetails.DateDetailDisposed >= DATEADD(day, DATEDIFF(day, 0, GETDATE()) - 21, 0)

    AND AppDetails.DateDetailDisposed < DATEADD(day, DATEDIFF(day, 0, GETDATE()) - 20, 0)

    Actually, test it. Doing a CONVERT or CAST on a DateTime value DOES NOT always result in the Optimizer not being able to use an index on that column.

    I'd suggest avoiding any conversion of a table column for comparison unless you absolutely have to, even if for a specific case it works in a given query plan. It's just poor technique.

    SQL DBA,SQL Server MVP(07, 08, 09) "Money can't buy you happiness." Maybe so, but it can make your unhappiness a LOT more comfortable!

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