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Posted to github@arrow.apache.org by "lidavidm (via GitHub)" <gi...@apache.org> on 2023/06/22 20:25:04 UTC

[GitHub] [arrow] lidavidm commented on issue #36254: Arrow Flight 2GB limit

lidavidm commented on issue #36254:
URL: https://github.com/apache/arrow/issues/36254#issuecomment-1603269780

   Yes: https://github.com/apache/arrow/blob/2ce4a38fcf1fbd0d759b6c2cdf657f27ee6f02a9/cpp/src/arrow/flight/transport/grpc/serialization_internal.cc#L186
   
   IIRC this is due to gRPC/Protobuf; because messages are technically Protobuf (even if we bypass the Protobuf implementation) and because Protobuf itself is limited to 2 GiB we inherit that


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