[jira] [Resolved] (SPARK-25882) Add a function to join two datasets using one column with join type parameter

["Dongjoon Hyun (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-25882?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dongjoon Hyun resolved SPARK-25882.
-----------------------------------
    Resolution: Won't Do

Thank you for filing JIRA issue and making a PR. At this time, according to the discussion on the PR, Apache Spark community will not accept this change due to the trade-off between the benefit and the cost.

> Add a function to join two datasets using one column with join type parameter
> -----------------------------------------------------------------------------
>
>                 Key: SPARK-25882
>                 URL: https://issues.apache.org/jira/browse/SPARK-25882
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.3.2
>            Reporter: Arman Yazdani
>            Priority: Minor
>
> There are functions to join two datasets, but there isn't any function to join two datasets using one column and get the join type as a parameter.
> This function exists:
> {code:java}
> join(right: Dataset[_], usingColumn: String)
> {code}
> But this function doesn't exists:
> {code:java}
> join(right: Dataset[_], usingColumn: String, joinType: String)
> {code}



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