westonpace commented on code in PR #35462: URL: https://github.com/apache/arrow/pull/35462#discussion_r1187864941
########## cpp/src/arrow/io/memory.cc: ########## @@ -110,6 +110,21 @@ Status BufferOutputStream::Write(const void* data, int64_t nbytes) { return Status::OK(); } +Status BufferOutputStream::Seek(int64_t position) { Review Comment: On the read side we have: InputStream - non-seekable input ReadableFile - seekable input So I think we should use `WriteableFile` and not `OutputStream`. Also note that some filesystems do not support seekable output (e.g. S3). -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org