FWIW I think parquet2 has gone dormant (last release[1] was a year ago) though you could try to ping Jorge, the maintainer.
Perhaps an interesting project would be to try and add ColumnIndex support in the arrow CPP reader[2]? [1]: https://crates.io/crates/parquet2/0.17.2 [2]: https://github.com/apache/arrow/tree/51689a040cbe3dee8702cd899a33fa62e0616bf1/cpp/src/parquet On Tue, May 7, 2024 at 12:12 PM Fe2O3 <[email protected]> wrote: > Thanks! > > I can see that the indexes are not implemented yet in parquet2. How to get > involved? > > ~Fe2O3 > > On Tue, May 7, 2024 at 8:51 AM wish maple <[email protected]> wrote: > > > You can refer to [1] or [2] for help > > > > [1] https://github.com/apache/arrow-rs/tree/master/parquet > > [2] https://github.com/jorgecarleitao/parquet2 > > > > Best, > > Xuwei FU > > > > Fe2O3 <[email protected]> 于2024年5月7日周二 23:46写道： > > > > > Hi, > > > > > > Do we have any Rust libraries that allow reading/writing column indexes > > in > > > Parquet? If not, is there a group working on it? > > > > > > If I were to write one, is there a spec that I can follow so that I > stay > > > compliant and compatible with future Parquet releases? > > > > > > ~Fe2O3 > > > > > >
