Can i add columns including LAG,Lead to get least and recent days from the givens in one row












-2















I have the below two tables :




  1. Adjustment Transaction:


Adjustment Transaction




  1. Time Day lookup:


Time Day lookup




  1. The desired output :


the desired output



My question is can we use LAG & Lead to get the fist/last borrow date in one row same as desired output?



I have figured out the below but it did not work:



SELECT     [Mobile Number]

,sum(CASE WHEN Adjustment_Code = 'CRE' then COALESCE ([Adjustment_Amount], 0)else 0 END) as "Total Amount Borrowed",
sum(CASE WHEN Adjustment_Code = 'DEB' then COALESCE(abs([Adjustment_Amount]), 0)else 0 END) as "Total Amount Payback"

,COUNT(CASE WHEN Adjustment_Code = 'CRE' THEN 1 ELSE NULL END) AS [Total TRX Borrowed]
,COUNT(CASE WHEN Adjustment_Code = 'DEB' THEN 1 ELSE NULL END) AS [Total TRX Payback]

, (select LEAD(Full_Date, 5, 0) OVER (PARTITION By adjustment_code ORDER BY date_key) AS Lead_2

from [Adjustment Transaction] )


FROM dbo.[Adjustment Transaction] INNER JOIN dbo.[Time Day Lookup] ON dbo.[Adjustment Transaction].Date_Key = dbo.[Time Day Lookup].Date_Key


group by [Mobile Number],Full_Date









share|improve this question

























  • Welcome to stackoverflow. Please format your code as code (start lines of code with 4 spaces) this will improve readability and make it easier for users to answer.

    – Simon.S.A.
    Nov 25 '18 at 4:38













  • Not sure if I understand your question fully. Can you not use MIN(DATE) OVER (PARTITION BY MOBILE_NUMBER) AS FIRST_BORROW_DATE, MAX(DATE) OVER (PARTITION BY (MOBILE_NUMBER) AS LAST_BORROW_DATE. I feel your requirement is simple but the explanation is not very clear.

    – WhoamI
    Nov 25 '18 at 5:37






  • 1





    Check out How To Ask and the importance of a Minimal, Complete, Verifiable Example. Also, avoid pictures of code... After reading, Start Here to edit your question as needed, though you'll probably figure out the answer once you start formatting your code properly.

    – Eric Brandt
    Nov 25 '18 at 8:18











  • @wahoaml i have a test , requesting to do the desired output with LAG & LEAD

    – Mahmoud Abd El Raouf
    Nov 25 '18 at 12:41
















-2















I have the below two tables :




  1. Adjustment Transaction:


Adjustment Transaction




  1. Time Day lookup:


Time Day lookup




  1. The desired output :


the desired output



My question is can we use LAG & Lead to get the fist/last borrow date in one row same as desired output?



I have figured out the below but it did not work:



SELECT     [Mobile Number]

,sum(CASE WHEN Adjustment_Code = 'CRE' then COALESCE ([Adjustment_Amount], 0)else 0 END) as "Total Amount Borrowed",
sum(CASE WHEN Adjustment_Code = 'DEB' then COALESCE(abs([Adjustment_Amount]), 0)else 0 END) as "Total Amount Payback"

,COUNT(CASE WHEN Adjustment_Code = 'CRE' THEN 1 ELSE NULL END) AS [Total TRX Borrowed]
,COUNT(CASE WHEN Adjustment_Code = 'DEB' THEN 1 ELSE NULL END) AS [Total TRX Payback]

, (select LEAD(Full_Date, 5, 0) OVER (PARTITION By adjustment_code ORDER BY date_key) AS Lead_2

from [Adjustment Transaction] )


FROM dbo.[Adjustment Transaction] INNER JOIN dbo.[Time Day Lookup] ON dbo.[Adjustment Transaction].Date_Key = dbo.[Time Day Lookup].Date_Key


group by [Mobile Number],Full_Date









share|improve this question

























  • Welcome to stackoverflow. Please format your code as code (start lines of code with 4 spaces) this will improve readability and make it easier for users to answer.

    – Simon.S.A.
    Nov 25 '18 at 4:38













  • Not sure if I understand your question fully. Can you not use MIN(DATE) OVER (PARTITION BY MOBILE_NUMBER) AS FIRST_BORROW_DATE, MAX(DATE) OVER (PARTITION BY (MOBILE_NUMBER) AS LAST_BORROW_DATE. I feel your requirement is simple but the explanation is not very clear.

    – WhoamI
    Nov 25 '18 at 5:37






  • 1





    Check out How To Ask and the importance of a Minimal, Complete, Verifiable Example. Also, avoid pictures of code... After reading, Start Here to edit your question as needed, though you'll probably figure out the answer once you start formatting your code properly.

    – Eric Brandt
    Nov 25 '18 at 8:18











  • @wahoaml i have a test , requesting to do the desired output with LAG & LEAD

    – Mahmoud Abd El Raouf
    Nov 25 '18 at 12:41














-2












-2








-2








I have the below two tables :




  1. Adjustment Transaction:


Adjustment Transaction




  1. Time Day lookup:


Time Day lookup




  1. The desired output :


the desired output



My question is can we use LAG & Lead to get the fist/last borrow date in one row same as desired output?



I have figured out the below but it did not work:



SELECT     [Mobile Number]

,sum(CASE WHEN Adjustment_Code = 'CRE' then COALESCE ([Adjustment_Amount], 0)else 0 END) as "Total Amount Borrowed",
sum(CASE WHEN Adjustment_Code = 'DEB' then COALESCE(abs([Adjustment_Amount]), 0)else 0 END) as "Total Amount Payback"

,COUNT(CASE WHEN Adjustment_Code = 'CRE' THEN 1 ELSE NULL END) AS [Total TRX Borrowed]
,COUNT(CASE WHEN Adjustment_Code = 'DEB' THEN 1 ELSE NULL END) AS [Total TRX Payback]

, (select LEAD(Full_Date, 5, 0) OVER (PARTITION By adjustment_code ORDER BY date_key) AS Lead_2

from [Adjustment Transaction] )


FROM dbo.[Adjustment Transaction] INNER JOIN dbo.[Time Day Lookup] ON dbo.[Adjustment Transaction].Date_Key = dbo.[Time Day Lookup].Date_Key


group by [Mobile Number],Full_Date









share|improve this question
















I have the below two tables :




  1. Adjustment Transaction:


Adjustment Transaction




  1. Time Day lookup:


Time Day lookup




  1. The desired output :


the desired output



My question is can we use LAG & Lead to get the fist/last borrow date in one row same as desired output?



I have figured out the below but it did not work:



SELECT     [Mobile Number]

,sum(CASE WHEN Adjustment_Code = 'CRE' then COALESCE ([Adjustment_Amount], 0)else 0 END) as "Total Amount Borrowed",
sum(CASE WHEN Adjustment_Code = 'DEB' then COALESCE(abs([Adjustment_Amount]), 0)else 0 END) as "Total Amount Payback"

,COUNT(CASE WHEN Adjustment_Code = 'CRE' THEN 1 ELSE NULL END) AS [Total TRX Borrowed]
,COUNT(CASE WHEN Adjustment_Code = 'DEB' THEN 1 ELSE NULL END) AS [Total TRX Payback]

, (select LEAD(Full_Date, 5, 0) OVER (PARTITION By adjustment_code ORDER BY date_key) AS Lead_2

from [Adjustment Transaction] )


FROM dbo.[Adjustment Transaction] INNER JOIN dbo.[Time Day Lookup] ON dbo.[Adjustment Transaction].Date_Key = dbo.[Time Day Lookup].Date_Key


group by [Mobile Number],Full_Date






sql-server






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edited Nov 25 '18 at 4:43









kit

1,1063816




1,1063816










asked Nov 25 '18 at 4:23









Mahmoud Abd El RaoufMahmoud Abd El Raouf

12




12













  • Welcome to stackoverflow. Please format your code as code (start lines of code with 4 spaces) this will improve readability and make it easier for users to answer.

    – Simon.S.A.
    Nov 25 '18 at 4:38













  • Not sure if I understand your question fully. Can you not use MIN(DATE) OVER (PARTITION BY MOBILE_NUMBER) AS FIRST_BORROW_DATE, MAX(DATE) OVER (PARTITION BY (MOBILE_NUMBER) AS LAST_BORROW_DATE. I feel your requirement is simple but the explanation is not very clear.

    – WhoamI
    Nov 25 '18 at 5:37






  • 1





    Check out How To Ask and the importance of a Minimal, Complete, Verifiable Example. Also, avoid pictures of code... After reading, Start Here to edit your question as needed, though you'll probably figure out the answer once you start formatting your code properly.

    – Eric Brandt
    Nov 25 '18 at 8:18











  • @wahoaml i have a test , requesting to do the desired output with LAG & LEAD

    – Mahmoud Abd El Raouf
    Nov 25 '18 at 12:41



















  • Welcome to stackoverflow. Please format your code as code (start lines of code with 4 spaces) this will improve readability and make it easier for users to answer.

    – Simon.S.A.
    Nov 25 '18 at 4:38













  • Not sure if I understand your question fully. Can you not use MIN(DATE) OVER (PARTITION BY MOBILE_NUMBER) AS FIRST_BORROW_DATE, MAX(DATE) OVER (PARTITION BY (MOBILE_NUMBER) AS LAST_BORROW_DATE. I feel your requirement is simple but the explanation is not very clear.

    – WhoamI
    Nov 25 '18 at 5:37






  • 1





    Check out How To Ask and the importance of a Minimal, Complete, Verifiable Example. Also, avoid pictures of code... After reading, Start Here to edit your question as needed, though you'll probably figure out the answer once you start formatting your code properly.

    – Eric Brandt
    Nov 25 '18 at 8:18











  • @wahoaml i have a test , requesting to do the desired output with LAG & LEAD

    – Mahmoud Abd El Raouf
    Nov 25 '18 at 12:41

















Welcome to stackoverflow. Please format your code as code (start lines of code with 4 spaces) this will improve readability and make it easier for users to answer.

– Simon.S.A.
Nov 25 '18 at 4:38







Welcome to stackoverflow. Please format your code as code (start lines of code with 4 spaces) this will improve readability and make it easier for users to answer.

– Simon.S.A.
Nov 25 '18 at 4:38















Not sure if I understand your question fully. Can you not use MIN(DATE) OVER (PARTITION BY MOBILE_NUMBER) AS FIRST_BORROW_DATE, MAX(DATE) OVER (PARTITION BY (MOBILE_NUMBER) AS LAST_BORROW_DATE. I feel your requirement is simple but the explanation is not very clear.

– WhoamI
Nov 25 '18 at 5:37





Not sure if I understand your question fully. Can you not use MIN(DATE) OVER (PARTITION BY MOBILE_NUMBER) AS FIRST_BORROW_DATE, MAX(DATE) OVER (PARTITION BY (MOBILE_NUMBER) AS LAST_BORROW_DATE. I feel your requirement is simple but the explanation is not very clear.

– WhoamI
Nov 25 '18 at 5:37




1




1





Check out How To Ask and the importance of a Minimal, Complete, Verifiable Example. Also, avoid pictures of code... After reading, Start Here to edit your question as needed, though you'll probably figure out the answer once you start formatting your code properly.

– Eric Brandt
Nov 25 '18 at 8:18





Check out How To Ask and the importance of a Minimal, Complete, Verifiable Example. Also, avoid pictures of code... After reading, Start Here to edit your question as needed, though you'll probably figure out the answer once you start formatting your code properly.

– Eric Brandt
Nov 25 '18 at 8:18













@wahoaml i have a test , requesting to do the desired output with LAG & LEAD

– Mahmoud Abd El Raouf
Nov 25 '18 at 12:41





@wahoaml i have a test , requesting to do the desired output with LAG & LEAD

– Mahmoud Abd El Raouf
Nov 25 '18 at 12:41












1 Answer
1






active

oldest

votes


















0














Maybe this which uses Null value is eliminated by an aggregate or other SET operation to our advantage.



mobilenumber datekey     amount      code
------------ ----------- ----------- ----
1 1 10 cre
1 1 10 cre
1 2 10 cre
1 2 10 deb
1 3 10 deb
1 3 10 cre

(6 row(s) affected)

id date
----------- -----------------------
1 2017-01-01 00:00:00
2 2017-01-02 00:00:00
3 2017-01-03 00:00:00

(3 row(s) affected)

select t.mobilenumber,
sum(case when code = 'cre' then amount else 0 end) sumcre,
sum(case when code = 'deb' then amount else 0 end) sumdeb,
min(date) mindate,
max(date) maxdate
from
(
select t.*,d.date from t join dimtime d on d.id = t.datekey and t.code = 'cre'
union
select t.*,null from t join dimtime d on d.id = t.datekey and t.code = 'deb'
) t
group by t.mobilenumber

mobilenumber sumcre sumdeb mindate maxdate
------------ ----------- ----------- ----------------------- -----------------------
1 30 20 2017-01-01 00:00:00 2017-01-03 00:00:00
Warning: Null value is eliminated by an aggregate or other SET operation.

(1 row(s) affected)





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    1 Answer
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    0














    Maybe this which uses Null value is eliminated by an aggregate or other SET operation to our advantage.



    mobilenumber datekey     amount      code
    ------------ ----------- ----------- ----
    1 1 10 cre
    1 1 10 cre
    1 2 10 cre
    1 2 10 deb
    1 3 10 deb
    1 3 10 cre

    (6 row(s) affected)

    id date
    ----------- -----------------------
    1 2017-01-01 00:00:00
    2 2017-01-02 00:00:00
    3 2017-01-03 00:00:00

    (3 row(s) affected)

    select t.mobilenumber,
    sum(case when code = 'cre' then amount else 0 end) sumcre,
    sum(case when code = 'deb' then amount else 0 end) sumdeb,
    min(date) mindate,
    max(date) maxdate
    from
    (
    select t.*,d.date from t join dimtime d on d.id = t.datekey and t.code = 'cre'
    union
    select t.*,null from t join dimtime d on d.id = t.datekey and t.code = 'deb'
    ) t
    group by t.mobilenumber

    mobilenumber sumcre sumdeb mindate maxdate
    ------------ ----------- ----------- ----------------------- -----------------------
    1 30 20 2017-01-01 00:00:00 2017-01-03 00:00:00
    Warning: Null value is eliminated by an aggregate or other SET operation.

    (1 row(s) affected)





    share|improve this answer




























      0














      Maybe this which uses Null value is eliminated by an aggregate or other SET operation to our advantage.



      mobilenumber datekey     amount      code
      ------------ ----------- ----------- ----
      1 1 10 cre
      1 1 10 cre
      1 2 10 cre
      1 2 10 deb
      1 3 10 deb
      1 3 10 cre

      (6 row(s) affected)

      id date
      ----------- -----------------------
      1 2017-01-01 00:00:00
      2 2017-01-02 00:00:00
      3 2017-01-03 00:00:00

      (3 row(s) affected)

      select t.mobilenumber,
      sum(case when code = 'cre' then amount else 0 end) sumcre,
      sum(case when code = 'deb' then amount else 0 end) sumdeb,
      min(date) mindate,
      max(date) maxdate
      from
      (
      select t.*,d.date from t join dimtime d on d.id = t.datekey and t.code = 'cre'
      union
      select t.*,null from t join dimtime d on d.id = t.datekey and t.code = 'deb'
      ) t
      group by t.mobilenumber

      mobilenumber sumcre sumdeb mindate maxdate
      ------------ ----------- ----------- ----------------------- -----------------------
      1 30 20 2017-01-01 00:00:00 2017-01-03 00:00:00
      Warning: Null value is eliminated by an aggregate or other SET operation.

      (1 row(s) affected)





      share|improve this answer


























        0












        0








        0







        Maybe this which uses Null value is eliminated by an aggregate or other SET operation to our advantage.



        mobilenumber datekey     amount      code
        ------------ ----------- ----------- ----
        1 1 10 cre
        1 1 10 cre
        1 2 10 cre
        1 2 10 deb
        1 3 10 deb
        1 3 10 cre

        (6 row(s) affected)

        id date
        ----------- -----------------------
        1 2017-01-01 00:00:00
        2 2017-01-02 00:00:00
        3 2017-01-03 00:00:00

        (3 row(s) affected)

        select t.mobilenumber,
        sum(case when code = 'cre' then amount else 0 end) sumcre,
        sum(case when code = 'deb' then amount else 0 end) sumdeb,
        min(date) mindate,
        max(date) maxdate
        from
        (
        select t.*,d.date from t join dimtime d on d.id = t.datekey and t.code = 'cre'
        union
        select t.*,null from t join dimtime d on d.id = t.datekey and t.code = 'deb'
        ) t
        group by t.mobilenumber

        mobilenumber sumcre sumdeb mindate maxdate
        ------------ ----------- ----------- ----------------------- -----------------------
        1 30 20 2017-01-01 00:00:00 2017-01-03 00:00:00
        Warning: Null value is eliminated by an aggregate or other SET operation.

        (1 row(s) affected)





        share|improve this answer













        Maybe this which uses Null value is eliminated by an aggregate or other SET operation to our advantage.



        mobilenumber datekey     amount      code
        ------------ ----------- ----------- ----
        1 1 10 cre
        1 1 10 cre
        1 2 10 cre
        1 2 10 deb
        1 3 10 deb
        1 3 10 cre

        (6 row(s) affected)

        id date
        ----------- -----------------------
        1 2017-01-01 00:00:00
        2 2017-01-02 00:00:00
        3 2017-01-03 00:00:00

        (3 row(s) affected)

        select t.mobilenumber,
        sum(case when code = 'cre' then amount else 0 end) sumcre,
        sum(case when code = 'deb' then amount else 0 end) sumdeb,
        min(date) mindate,
        max(date) maxdate
        from
        (
        select t.*,d.date from t join dimtime d on d.id = t.datekey and t.code = 'cre'
        union
        select t.*,null from t join dimtime d on d.id = t.datekey and t.code = 'deb'
        ) t
        group by t.mobilenumber

        mobilenumber sumcre sumdeb mindate maxdate
        ------------ ----------- ----------- ----------------------- -----------------------
        1 30 20 2017-01-01 00:00:00 2017-01-03 00:00:00
        Warning: Null value is eliminated by an aggregate or other SET operation.

        (1 row(s) affected)






        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 25 '18 at 11:47









        P.SalmonP.Salmon

        7,7822415




        7,7822415






























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