alamb commented on issue #970: URL: https://github.com/apache/arrow-datafusion/issues/970#issuecomment-941209274
I think implementing a custom `TableProvider` (and implementing predicate pushdown) might be what you are looking for Specifically, you could push filters down here into the underlying DBMS and avoid materializing the entire table: https://github.com/apache/arrow-datafusion/blob/dd9cd15d840dfafdf85a36bbf58008a12d86d1af/datafusion/src/datasource/datasource.rs#L74-L84 -- 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
