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Home › Forums › kdb+ › Updating input parameter over iteration › Re: Updating input parameter over iteration

  • rocuinneagain

    Member
    May 11, 2022 at 12:00 am

    Something more like:

    q)750{(x[0]+1;x[1]+x[2];x[2])}/0

    0 2 750 1500 2

    Or use a dictionary for readability:

    q)750{x[`ID]+:1;x[`y]:sum x`y`z;x}/`ID`y`z!0 0 2

    ID| 750

    y | 1500

    z | 2

     

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