YM Wang

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Latest activity by YM Wang

  • YM Wang commented,

    1. Community
    2. Questions & Answers
    3. group_previous

    It looks like groupcount() cannot be used after group_sort_asc(D) or group_sort_asc(C). It showed red error warning.

  • YM Wang commented,

    1. Community
    2. Questions & Answers
    3. group_previous

    I was wrong that after running, it did get values. And there were errors: Errors failed with NullPointerException   I found a thread with the same error message for GROUPCOUNTDIS...

  • YM Wang commented,

    1. Community
    2. Questions & Answers
    3. group_previous

    The fields are string and date types. I think there is no error in the full run. As I mentioned, the weird part is the same setup with <200 rows worked.  In addition, if I change the first field to...

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  • YM Wang commented,

    1. Community
    2. Questions & Answers
    3. group_previous

    I did run the workbook. The column did not show values, either. 

  • YM Wang commented,

    1. Community
    2. Questions & Answers
    3. group_previous

    I used 8 patients data, groupby(A), groupby(B), group_sort_asc(C), group_sort_asc(D), group_previous(E). It worked. When I tried to use the same fields and the same syntax for 204M rows, the group_...

  • YM Wang created a post,

    group_previous

    1. Community
    2. Questions & Answers

    I used group_previous on smaller datasets and worked fine. However, on a 10GB dataset (204M rows), it did not work. Is there a size restriction?

    • YM Wang
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