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https://issues.apache.org/jira/browse/ARROW-6837?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16951353#comment-16951353
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John Muehlhausen commented on ARROW-6837:
-----------------------------------------
Initially proposed API:
{noformat}
static Status RecordBatchFileWriter::Open(io::OutputStream* sink,
const std::shared_ptr<Schema>& schema,
std::shared_ptr<RecordBatchWriter>* out,
const std::shared_ptr<const KeyValueMetadata>& metadata = NULLPTR);
static Result<std::shared_ptr<RecordBatchWriter>> RecordBatchFileWriter::Open(
io::OutputStream* sink, const std::shared_ptr<Schema>& schema,
const std::shared_ptr<const KeyValueMetadata>& metadata = NULLPTR);
std::shared_ptr<const KeyValueMetadata> RecordBatchFileReader::metadata() const;
{noformat}
> [C++/Python] access File Footer custom_metadata
> -----------------------------------------------
>
> Key: ARROW-6837
> URL: https://issues.apache.org/jira/browse/ARROW-6837
> Project: Apache Arrow
> Issue Type: New Feature
> Components: C++, Python
> Reporter: John Muehlhausen
> Priority: Minor
>
> Access custom_metadata from ARROW-6836
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