Hi Xinyu,

Thanks for driving this work! Looking forward to the paimon-cpp program.

Best,
Yunfeng Zhou

> 2026年5月14日 11:59,刘欣瑀 <[email protected]> 写道:
> 
> Hi Paimon community,
> 
> I'd like to start a discussion about contributing paimon-cpp to the Apache 
> Paimon project. We'd love to hear any feedback or suggestions from the 
> community.
> 
> 
> 
> About paimon-cpp
> 
> Paimon-cpp is a high-performance C++ implementation of Apache Paimon, 
> developed by the Storage Service team at Alibaba. It is currently hosted at  
> https://github.com/alibaba/paimon-cpp  under the Apache License 2.0. The goal 
> is to provide a native C++ library that allows native engines to access 
> Paimon lakehouse tables with high efficiency and less overhead.
> 
> 
> 
> 
> Feature Overview
> 
> The library supports append table and primary key table write, commit, scan, 
> read and compaction. It uses Apache Arrow columnar format for high-throughput 
> batch operation, supports ORC/Parquet/AVRO file formats, and provides 
> pluggable format, file system, memory pool, metrics, and thread pool 
> abstractions. It also supports DataEvolution mode for AI scenarios and 
> various index types. It is compatible with Apache Paimon's format and 
> protocol (manifests, commit messages, data splits).
> 
> 
> 
> 
> Motivation
> 
> Bringing paimon-cpp under the Apache Paimon project would help maintain 
> consistent format semantics, reduce the risk of ecosystem fragmentation, and 
> foster collaborative, cross-language development within the community.
> 
> 
> 
> 
> Questions
> 
> We welcome any feedback, questions, or suggestions regarding the donation 
> process.
> 
> 
> 
> 
> Best regards,
> 
> Xinyu Liu

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