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Posted to issues@spark.apache.org by "Yingyi Bu (Jira)" <ji...@apache.org> on 2021/04/13 06:39:00 UTC
[jira] [Updated] (SPARK-34916) Reduce tree traversals in
transform/resolve function families
[ https://issues.apache.org/jira/browse/SPARK-34916?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Yingyi Bu updated SPARK-34916:
------------------------------
Parent: SPARK-35042
Issue Type: Sub-task (was: Improvement)
> Reduce tree traversals in transform/resolve function families
> -------------------------------------------------------------
>
> Key: SPARK-34916
> URL: https://issues.apache.org/jira/browse/SPARK-34916
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.1.1
> Reporter: Yingyi Bu
> Assignee: Yingyi Bu
> Priority: Major
> Fix For: 3.2.0
>
>
> Transform/resolve functions are called ~280k times per query on average for a TPC-DS query, which are way more than necessary. We can reduce those calls with early exit information and conditons.
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