Thanks, Federico, this is very interesting. I'll take a look.

========================
Robert Garrigós i Castro
https://garrigos.cat
+34 620 91 87 01

El 26/1/23 a les 19:50, Federico Leva (Nemo) ha escrit:
> Il 26/01/23 18:04, Robert Garrigos ha scritto:
>> with some 1.5milion rows, I can not open it with numbers or
>> libreoffice to do sum of the column 4.
>>
>> Which tools do you use to work with such big files?
>
> To sum a column in a CSV I would use visidata:
> https://www.visidata.org/docs/join/
>
> I think I've used it with CSVs in the order of 10^7 rows, possibly 10^8.
> (Usually to make pivot tables.)
>
> Best,
>      Federico
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