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https://issues.apache.org/jira/browse/ARROW-14274?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17428032#comment-17428032
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Yibo Cai commented on ARROW-14274:
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Created a PR to improve base64 api.
> [C++] Upgrade vendored base64 code
> ----------------------------------
>
> Key: ARROW-14274
> URL: https://issues.apache.org/jira/browse/ARROW-14274
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++
> Reporter: Yibo Cai
> Assignee: Yibo Cai
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> The vendored base64 code looks suboptimal. [1]
> We should at least upgrade to latest upstream code which improved a lot. [2]
> Maybe adopt more optimized implementation if base64 performance matters for
> arrow. [3]
> [1]
> https://github.com/apache/arrow/blob/master/cpp/src/arrow/vendored/base64.cpp#L49
> [2] https://github.com/ReneNyffenegger/cpp-base64/blob/master/base64.cpp#L129
> [3] https://github.com/aklomp/base64
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