[ https://issues.apache.org/jira/browse/SPARK-26312?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-26312: ------------------------------------ Assignee: (was: Apache Spark) > Converting converters in RDDConversions into arrays to improve their access > performance > --------------------------------------------------------------------------------------- > > Key: SPARK-26312 > URL: https://issues.apache.org/jira/browse/SPARK-26312 > Project: Spark > Issue Type: Improvement > Components: SQL > Affects Versions: 2.4.0 > Reporter: eaton > Priority: Major > > `RDDConversions` would get disproportionately slower as the number of columns > in the query increased. > This PR converts the `converters` in `RDDConversions` into arrays to improve > their access performance, the type of `converters` before is > `scala.collection.immutable.::` which is a subtype of list. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org