[ https://issues.apache.org/jira/browse/SPARK-29893?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xiao Li updated SPARK-29893: ---------------------------- Parent: SPARK-31412 Issue Type: Sub-task (was: Improvement) > Improve the local reader performance by changing the task number from 1 to > multi > -------------------------------------------------------------------------------- > > Key: SPARK-29893 > URL: https://issues.apache.org/jira/browse/SPARK-29893 > Project: Spark > Issue Type: Sub-task > Components: SQL > Affects Versions: 3.0.0 > Reporter: Ke Jia > Assignee: Ke Jia > Priority: Major > Fix For: 3.0.0 > > > The currently local reader read all the partition of map stage only using 1 > task, which may cause the performance degradation. This PR will improve the > performance by using multi tasks instead of one task. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org