[ https://issues.apache.org/jira/browse/SPARK-7251?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-7251: ----------------------------------- Assignee: (was: Apache Spark) > Perform sequential scan when iterating over entries in BytesToBytesMap > ---------------------------------------------------------------------- > > Key: SPARK-7251 > URL: https://issues.apache.org/jira/browse/SPARK-7251 > Project: Spark > Issue Type: Improvement > Components: Spark Core > Reporter: Josh Rosen > > In BytesToBytesMap, {{iterator()}} iterates in order of set bits in the > bitmap, but it would be faster to iterate directly through the data pages, > since this will result in less random memory access. -- 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