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From Antoine Pitrou <>
Subject Re: Release date for Arrow 5.0 and LZ4_RAW option
Date Wed, 30 Jun 2021 08:38:49 GMT
On Tue, 29 Jun 2021 17:36:58 -0700
Micah Kornfield <> wrote:
> Unless someone has implemented the corresponding changes in Parquet-MR it
> will not be compatible with hadoop (I haven't been paying close attention
> but I don't recall seeing a PR adding support for parquet-mr).

Indeed, a JIRA is open about that:

I would encourage anyone interested to try and contribute the LZ4_RAW
support in parquet-mr.  I don't know how involved that is (ideally it
should be relatively easy, but that depends on the state of Java
compression libraries, which seems to be a thorny topic).



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