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From "Dongjoon Hyun (Jira)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-28589) Introduce a new type coercion mode by following PostgreSQL
Date Mon, 16 Mar 2020 22:53:03 GMT

     [ https://issues.apache.org/jira/browse/SPARK-28589?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Dongjoon Hyun updated SPARK-28589:
----------------------------------
    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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