[ https://issues.apache.org/jira/browse/SPARK-29169?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Maxim Gekk updated SPARK-29169: ------------------------------- Description: The updated benchmark results show performance regression *(almost 2 times slower)* in ORC Vectorized on scanning Single TINYINT Column, see https://github.com/apache/spark/pull/25828/files#diff-e37c3433287c7371ff9c2404db821095R13 . Need to find out the root cause of this and fix it. (was: The updated benchmark results show performance regression in ORC Vectorized on scanning Single TINYINT Column, see https://github.com/apache/spark/pull/25828/files#diff-e37c3433287c7371ff9c2404db821095R13 . Need to find out the root cause of this and fix it.) > Performance regression in ORC Vectorized on TINYINT scans > --------------------------------------------------------- > > Key: SPARK-29169 > URL: https://issues.apache.org/jira/browse/SPARK-29169 > Project: Spark > Issue Type: Improvement > Components: SQL > Affects Versions: 3.0.0 > Reporter: Maxim Gekk > Priority: Major > > The updated benchmark results show performance regression *(almost 2 times > slower)* in ORC Vectorized on scanning Single TINYINT Column, see > https://github.com/apache/spark/pull/25828/files#diff-e37c3433287c7371ff9c2404db821095R13 > . Need to find out the root cause of this and fix it. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org