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https://issues.apache.org/jira/browse/SPARK-25425?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16623834#comment-16623834
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Apache Spark commented on SPARK-25425:
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User 'MaxGekk' has created a pull request for this issue:
https://github.com/apache/spark/pull/22489
> Extra options must overwrite sessions options
> ---------------------------------------------
>
> Key: SPARK-25425
> URL: https://issues.apache.org/jira/browse/SPARK-25425
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.3.0, 2.3.1, 2.4.0
> Reporter: Maxim Gekk
> Assignee: Maxim Gekk
> Priority: Major
> Fix For: 2.4.0
>
>
> In load() and save() methods of DataSource V2, extra options are overwritten
> by session options:
> *
> https://github.com/apache/spark/blob/c9cb393dc414ae98093c1541d09fa3c8663ce276/sql/core/src/main/scala/org/apache/spark/sql/DataFrameWriter.scala#L244-L245
> *
> https://github.com/apache/spark/blob/c9cb393dc414ae98093c1541d09fa3c8663ce276/sql/core/src/main/scala/org/apache/spark/sql/DataFrameReader.scala#L205
> but implementation must be opposite - more specific extra options set via
> *.option(...)* must overwrite more common session options
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