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  1. #1
    Join Date
    Dec 2012
    Posts
    3

    Combine columns from two select statements to one output table (join not possible!)

    Combine columns from two select statements to one table

    1. statement
    Select Sum (Brutto) as B1, Sum (Netto) as N1
    FROM Table 1
    where ORDER_DATE between '19.09.11' and '19.12.11'

    2. statement
    Select Sum (Brutto) as B2, Sum (Netto) as N2
    FROM Table 1
    where ORDER_DATE > trunc(add_months(sysdate,-3))

    Example for output statement 1
    B1 N1
    1658,89 1522,12

    Example output statement 2
    B2 N2
    3256,45 2358,56

    Question: how to combine both statements into one output?
    B1 N1 B2 N2
    1658,89 1522,12 3256,45 2358,56

    Note: the two resulting tables do not have a column in common; thus one cannot use use a join - correct?

    Thanks for your help!

  2. #2
    Join Date
    Dec 2012
    Posts
    3
    Possible Solution

    Select t1.B1, t1.N1, t2.B2, t2.N2
    From
    (Select Sum (Brutto) as B1, Sum (Netto) as N1
    FROM Table 1
    where ORDER_DATE between '19.09.11' and '19.12.11') t1
    ,
    (Select Sum (Brutto) as B2, Sum (Netto) as N2
    FROM Table 1
    where ORDER_DATE > trunc(add_months(sysdate,-3))) t2

  3. #3
    Join Date
    Nov 2000
    Location
    Pittsburgh, PA
    Posts
    3,856
    If you are trying to get the rows from both tables,
    but the data is different then you want a union all.

    Code:
    select *
      from ( select sum (brutto) as b1, sum (netto) as n1
               from table 1
              where order_date between '19.09.11' and '19.12.11'
              union all
             select sum (brutto) as b2, sum (netto) as n2
               from table 1
              where order_date > trunc(add_months(sysdate,-3)))
     order by 1;
    this space intentionally left blank

  4. #4
    Join Date
    Dec 2012
    Posts
    3

    different visualisation

    Thanks for the response.

    Note: the main difference between simply using a comma (1) or union all (2) is visualisation of the resulting table, i.e.

    (1) present all four columns from the two resultnig tables side by side (= resulting table with 4 columns and 1 row), while

    (2) presents results from one table in one column and results from the second result table in a second column (= resulting table with two columns and two rows).

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