[
https://issues.apache.org/jira/browse/SPARK-13658?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Apache Spark reassigned SPARK-13658:
------------------------------------
Assignee: Apache Spark
> BooleanSimplification rule is slow with large boolean expressions
> -----------------------------------------------------------------
>
> Key: SPARK-13658
> URL: https://issues.apache.org/jira/browse/SPARK-13658
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Davies Liu
> Assignee: Apache Spark
>
> When run TPCDS Q3 [1] with lots predicates to filter out the partitions, the
> optimizer rule BooleanSimplification take about 2 seconds (it use lots of
> sematicsEqual, which require copy the whole tree).
> It will great if we could speedup it.
> [1] https://github.com/cloudera/impala-tpcds-kit/blob/master/queries/q3.sql
> cc [~marmbrus]
--
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
