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Is there any JuliaDB method that calculates the percentage change between timestamps.If not a JuliaDB lag method will be usefull.

Bouarfa Mahi
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Assuming you have some flexibility here, take differences in the logarithm of your variable between timestamps instead of the percent change per se. This will be essentially the same as the percent change if your variable isn't experiencing dramatic swings, but it will be more meaningful.

Closed Limelike Curves
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  • find the solution from https://stackoverflow.com/questions/56325202/julia-dataframes-equivalent-of-pandas-pct-change – Bouarfa Mahi Apr 25 '21 at 09:04