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https://issues.apache.org/jira/browse/SPARK-28589?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun updated SPARK-28589:
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Affects Version/s: (was: 3.0.0)
3.1.0
> Introduce a new type coercion mode by following PostgreSQL
> ----------------------------------------------------------
>
> Key: SPARK-28589
> URL: https://issues.apache.org/jira/browse/SPARK-28589
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.1.0
> Reporter: Gengliang Wang
> Priority: Major
> Attachments: postgreSQL_type_conversion.txt
>
>
> The type coercion rules in Spark SQL are not consistent with any system.
> Sometimes, it is confusing to end users.
> We can introduce a new type coercion mode so that Spark can function as some
> popular DBMS. For example, PostgreSQL.
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