[ https://issues.apache.org/jira/browse/SPARK-21296?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wenchen Fan resolved SPARK-21296. --------------------------------- Resolution: Fixed Fix Version/s: 2.3.0 Issue resolved by pull request 18521 [https://github.com/apache/spark/pull/18521] > Avoid per-record type dispatch in PySpark createDataFrame schema verification > ----------------------------------------------------------------------------- > > Key: SPARK-21296 > URL: https://issues.apache.org/jira/browse/SPARK-21296 > Project: Spark > Issue Type: Improvement > Components: PySpark > Affects Versions: 2.2.0 > Reporter: Hyukjin Kwon > Fix For: 2.3.0 > > > Here, we do the type dispatch per record - > https://github.com/apache/spark/blob/d935e0a9d9bb3d3c74e9529e161648caa50696b7/python/pyspark/sql/types.py#L1252-L1366 > and > https://github.com/apache/spark/blob/d935e0a9d9bb3d3c74e9529e161648caa50696b7/python/pyspark/sql/session.py#L517-L537 > This requires per-record operation cost. We should get rid of this. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org