[ https://issues.apache.org/jira/browse/SPARK-10585?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Davies Liu updated SPARK-10585: ------------------------------- Assignee: Wenchen Fan > only copy data once when generate unsafe projection > --------------------------------------------------- > > Key: SPARK-10585 > URL: https://issues.apache.org/jira/browse/SPARK-10585 > Project: Spark > Issue Type: Improvement > Components: SQL > Reporter: Wenchen Fan > Assignee: Wenchen Fan > Fix For: 1.6.0 > > > When we have nested struct, array or map, we will create a byte buffer for > each of them, and copy data to the buffer first, then copy them to the final > row buffer. We can save the first copy and directly copy data to final row > buffer. -- 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