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Official Julia implementation of Apache Arrow

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This is not the kind of issue I like to write, because I have no minimal example with a reproducible error. Still, perhaps the information I have tells you something:...

Please correct me if this is possible already. I looked through the source code and the documentation and did not find a clear way to do this: basically, I want...

similar to https://github.com/JuliaData/Arrow.jl/issues/167 ```julia julia> signals Arrow.Table with 15 rows, 11 columns, and schema: :recording Base.UUID :file_path String :file_format String :span TimeSpans.TimeSpan :kind String :channels Vector{String} (alias for Array{String, 1})...

Building off of this PR https://github.com/JuliaData/Arrow.jl/pull/178

[`MonthlyDates.jl`](https://github.com/matthieugomez/MonthlyDates.jl) defines a `MonthlyDate

I was having some crazy GC pauses, and tracked it down to this: ``` using Dates using Arrow julia> tstamps = DateTime.(zeros(1_000_000)); julia> @time Arrow.write("test.arrow", (;t=tstamps)) 0.055171 seconds (1.00 M...

Chatted briefly with @bkamins on this; we'd like to take some common data processing workflows and run benchmarks comparing arrow data vs. regular in-memory Julia data.

As discussed on Slack, it would be nice if this would work: ``` julia> using Arrow, DataFrames, ShortStrings julia> df = DataFrame(stringcol = ShortString7.(["abcde", "fghij"])) 2×1 DataFrame Row │ stringcol...

I have several questions regarding DataAPI.jl integration of Arrow.jl. They are mostly stemming from the fact that I do not know the details of Arrow.jl implementation so I might be...