[ https://issues.apache.org/jira/browse/SPARK-16302?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sean Owen updated SPARK-16302: ------------------------------ Priority: Minor (was: Major) Issue Type: Improvement (was: Bug) > Set the right number of partitions for reading data from a local collection. > ---------------------------------------------------------------------------- > > Key: SPARK-16302 > URL: https://issues.apache.org/jira/browse/SPARK-16302 > Project: Spark > Issue Type: Improvement > Components: SQL > Reporter: Lianhui Wang > Priority: Minor > > query: val df = Seq[(Int, Int)]().toDF("key", "value").count it always use > defaultParallelism tasks. So i cause run empty or small tasks. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org