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ASF GitHub Bot commented on SPARK-26312: ---------------------------------------- SparkQA removed a comment on issue #23262: [SPARK-26312][SQL]Replace RDDConversions.rowToRowRdd with RowEncoder to improve its conversion performance URL: https://github.com/apache/spark/pull/23262#issuecomment-445815524 **[Test build #99910 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/99910/testReport)** for PR 23262 at commit [`56cf4e5`](https://github.com/apache/spark/commit/56cf4e5f079c6ddd36de197eecc3b51393a5859b). ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org > 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