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Posted to issues@spark.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2023/10/29 00:20:00 UTC
[jira] [Updated] (SPARK-44305) Broadcast operation is not required when no parameters are specified
[ https://issues.apache.org/jira/browse/SPARK-44305?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated SPARK-44305:
-----------------------------------
Labels: pull-request-available (was: )
> Broadcast operation is not required when no parameters are specified
> --------------------------------------------------------------------
>
> Key: SPARK-44305
> URL: https://issues.apache.org/jira/browse/SPARK-44305
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.2.0
> Reporter: 7mming7
> Priority: Minor
> Labels: pull-request-available
> Attachments: image-2023-07-05-11-51-41-708.png
>
>
> The ability introduced by SPARK-14912, we can broadcast the parameters of the data source to the read and write operations, but if the user does not specify a specific parameter, the propagation operation will also be performed, which affects the performance has a greater impact, so we need to avoid broadcasting the full Hadoop parameters when the user does not specify a specific parameter
>
> !image-2023-07-05-11-51-41-708.png!
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