lidavidm commented on pull request #9482: URL: https://github.com/apache/arrow/pull/9482#issuecomment-781459590
Ah - to be clear, calling PreBuffer doesn't actually block until the data is read! It computes the coalesced read ranges, then asynchronously submits read requests for each of those ranges. The blocking happens later on, when the Parquet reader reads a chunk of the file. ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: [email protected]
