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https://issues.apache.org/jira/browse/ARROW-12117?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17310708#comment-17310708
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Joris Van den Bossche commented on ARROW-12117:
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cc [~emkornfield]
> [C++] Root message of parquet may contain repetition
> ----------------------------------------------------
>
> Key: ARROW-12117
> URL: https://issues.apache.org/jira/browse/ARROW-12117
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++
> Reporter: Jorge Leitão
> Priority: Minor
> Labels: parquet
>
> According to the parquet format, [the root message does not contain a
> repetition|https://github.com/apache/parquet-format/blob/master/src/main/thrift/parquet.thrift#L363].
> However, it seems that cpp implementation is writing one.
> I noticed this while going through the Rust parquet reader, that has some
> comments in this direction: E.g.
> [https://github.com/apache/arrow/blob/5be69789eeac0f2c357cfcd0d329c518848adebc/rust/parquet/src/schema/types.rs#L1091]
> and
> [https://github.com/apache/arrow/blob/5be69789eeac0f2c357cfcd0d329c518848adebc/rust/parquet/src/schema/types.rs#L2059]
>
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