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Posted to issues@spark.apache.org by "Yingyi Bu (Jira)" <ji...@apache.org> on 2021/04/13 06:43:00 UTC
[jira] [Comment Edited] (SPARK-35042) Support traversal pruning in
transform/resolve functions and their call sites
[ https://issues.apache.org/jira/browse/SPARK-35042?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17319950#comment-17319950 ]
Yingyi Bu edited comment on SPARK-35042 at 4/13/21, 6:42 AM:
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>> [~buyingyi] Shall we use a bigger title and include https://issues.apache.org/jira/browse/SPARK-34916 in this umbrella JIRA?
Done. Thanks, [~Gengliang.Wang]!
was (Author: buyingyi):
>> [~buyingyi] Shall we use a bigger title and include https://issues.apache.org/jira/browse/SPARK-34916 in this umbrella JIRA?
Done. Thanks, Gengliang!
> Support traversal pruning in transform/resolve functions and their call sites
> -----------------------------------------------------------------------------
>
> Key: SPARK-35042
> URL: https://issues.apache.org/jira/browse/SPARK-35042
> Project: Spark
> Issue Type: Improvement
> Components: Optimizer
> Affects Versions: 3.1.0
> Reporter: Yingyi Bu
> Priority: Major
>
> 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 conditions. This [doc|https://docs.google.com/document/d/1SEUhkbo8X-0cYAJFYFDQhxUnKJBz4lLn3u4xR2qfWqk/edit] some evaluation numbers with a prototype.
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