tustvold opened a new pull request #1062:
URL: https://github.com/apache/arrow-rs/pull/1062
# Which issue does this PR close?
Closes #1061.
# Rationale for this change
See ticket
# What changes are included in this PR?
Changes the `RleDecoder` to box its index buffer, this reduces surprises
from a 4Kb `RleDecoder` struct, and potentially reduces heap allocations if
`RleDecoder` is itself heap allocated and `RleDecoder::get_batch_with_dict` is
never called (e.g. for decoding levels .
Running the parquet benchmarks showed no discernible performance impact of
this change, as expected
# Are there any user-facing changes?
No
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