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https://issues.apache.org/jira/browse/SPARK-12233?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15048079#comment-15048079
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holdenk commented on SPARK-12233:
---------------------------------
Could you maybe so what happens with the "wrong" example? Also it seems like
some parts may have gotten lost (e.g. there is no "s around the SQL statement
and the brackets don't balance, etc.) - maybe double check the repro example?
> Cannot specify a data frame column during join
> ----------------------------------------------
>
> Key: SPARK-12233
> URL: https://issues.apache.org/jira/browse/SPARK-12233
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 1.5.2
> Reporter: Fengdong Yu
> Priority: Minor
>
> Background:
> two tables:
> tableA(id string, name string, gender string)
> tableB(id string, name string)
> {code}
> val df1 = sqlContext.sql(select * from tableA)
> val df2 = sqlContext.sql(select * from tableB)
> //Wrong
> df1.join(df2, Seq("id", "name").select(df2("id"), df2("name"), df1("gender"))
> //Correct
> df1.join(df2, Seq("id", "name").select("id", "name", "gender")
> {code}
> ========
> Cannot specify column of data frame for 'gender'
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