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Posted to issues@spark.apache.org by "Fokko Driesprong (Jira)" <ji...@apache.org> on 2020/03/17 07:15:00 UTC
[jira] [Resolved] (SPARK-30103) Remove duplicate schema merge logic
[ https://issues.apache.org/jira/browse/SPARK-30103?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Fokko Driesprong resolved SPARK-30103.
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Resolution: Won't Fix
> Remove duplicate schema merge logic
> -----------------------------------
>
> Key: SPARK-30103
> URL: https://issues.apache.org/jira/browse/SPARK-30103
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.1.0
> Reporter: Fokko Driesprong
> Priority: Major
>
> There is duplicate logic of merging two schema's. First one in StructType.merge() and secondly in catalyst using TypeCoercion.findTightestCommonType(). My suggestion is to remove the first one.
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