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IanTJames's avatar
IanTJames
Copper Contributor
Aug 05, 2022
Solved

Calculate battery power used

Help please. I have four columns of data with 50k lines.  Col1 has an equipment identifier (23 units), cols2 & 3 contain datetime codes for equipment login/logout and col4 holds battery level percen...
  • Patrick2788's avatar
    Patrick2788
    Aug 06, 2022

    IanTJames 

    This was a fascinating project because MAP was bonking out (I7 processor, 32 GB RAM) with this large data set.  I had used MAP to identify the rows where the calculations would run and to help with the subtraction.  MAP/INDEX/ROW seems to have limits.  I did not try this with insider functions.

     

    I went with simpler dynamic arrays.  Ultimately, this data set has to be paired down to perform the calculations.

     

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