HyukjinKwon commented on a change in pull request #23593: [SPARK-26667][DOC]Add `Scanning Input Table` to Performance Tuning Guide URL: https://github.com/apache/spark/pull/23593#discussion_r249273731
########## File path: docs/sql-performance-tuning.md ########## @@ -40,6 +40,41 @@ Configuration of in-memory caching can be done using the `setConf` method on `Sp </table> +## Scanning Input Table + +Spark SQL can increase the speed while scanning tables via tuning Hadoop configurations. Review comment: I think this only applies when we read Hive table from Spark. BTW, is it something we should document at Spark side if so? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
