Hello, This question has already been asked several times (here for example How to set a index in Julia's DataFrame? - Stack Overflow ) but I still don’t understand why DataFrame.jl doesn’t have an index_col parameter like there is in Pandas ( pandas.read_csv — pandas 2.0.3 documentation ). Is it beca…

I think that OP wasn’t asking about the most efficient way, but the simplest approach. If you want to keep your code simple, my recommendation is the following: df = DataFrame(id = 1:5, weight= 56:60, age = 26:30) df[df.id .== 1, :age] # for returning a value/vector df[df.id .== 1, [:age]] # fo…

Why is it so complicated to access a row in a DataFrame?

General Usage

mbauman Split this topic August 24, 2023, 7:12pm 5

3 posts were split to a new topic: Performance of eachrow(::DataFrame)

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Why is it so complicated to access a row in a DataFrame?

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