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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2021/05/07 01:56:00 UTC
[jira] [Assigned] (SPARK-35147) Migrate to resolveWithPruning for
two command rules
[ https://issues.apache.org/jira/browse/SPARK-35147?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-35147:
------------------------------------
Assignee: Apache Spark
> Migrate to resolveWithPruning for two command rules
> ---------------------------------------------------
>
> Key: SPARK-35147
> URL: https://issues.apache.org/jira/browse/SPARK-35147
> Project: Spark
> Issue Type: Sub-task
> Components: Optimizer
> Affects Versions: 3.1.0
> Reporter: Yingyi Bu
> Assignee: Apache Spark
> Priority: Major
>
> We can add one TreePattern called "COMMAND". Then, two rules to be migrated:
> * ResolvePartitionSpec
> * ResolveCommandsWithIfExists
>
> Commit [https://github.com/apache/spark/commit/3db8ec258c4a8438bda73c26fc7b1eb6f9d51631] contains the framework level change and a few example rule changes.
>
> Example patterns:
> [https://github.com/apache/spark/blob/3db8ec258c4a8438bda73c26fc7b1eb6f9d51631/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/trees/TreePatterns.scala#L24-L32]
>
> Example rule:
> [https://github.com/apache/spark/blob/3db8ec258c4a8438bda73c26fc7b1eb6f9d51631/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/CostBasedJoinReorder.scala]
>
> [https://github.com/apache/spark/pull/32247] is another example
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