Thank you for sharing, Huw. Dongjoon.
On Mon, Aug 22, 2022 at 10:27 PM Huw Campbell <huw.campb...@gmail.com> wrote: > Hi all, > > In case you're interested in this. A while ago I wrote up a Haskell parser > and writer for ORC, which one can find here > <https://github.com/HuwCampbell/orc-haskell>. I use it in the day job a > fair bit, and it's come in quite handy for ad-hoc data generators and > parsing tasks. > > It's a "clean room" implementation, and was written almost entirely from > the specification instead of cribbing from the Java or C++ versions. > > It's also quite capable, being able to read any schemas for v0 and v1 files > with a few different compression codecs. It writes with v0 style RLEs. > > Lastly it's pretty compact, being only ~6000 lines of sparsely formatted > Haskell. I think it demonstrates how ORC works quite nicely. > > Kind regards, > Huw >
