[jira] [Comment Edited] (SPARK-34867) cannot resolve method when of Column() spark java

["unical1988 (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SPARK-34867?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17308653#comment-17308653 ] 

unical1988 edited comment on SPARK-34867 at 3/25/21, 12:30 PM:
---------------------------------------------------------------

{code:java}
// I tried to specify a column before using when on it (with firstDF.apply("col4"))
firstDF.select(firstDF.apply("col4").when(firstDeltaDF.apply("col4").equalTo("II259"), "II999")
 .when(col("gender").equalTo("female"), 1)
  .otherwise(""));

{code}


was (Author: unical1988):
{code:java}
firstDF.select(firstDeltaDF.apply("col4").when(firstDeltaDF.apply("col4").equalTo("II259"), "II999")
 .when(col("gender").equalTo("female"), 1)
  .otherwise(""));{code}

> cannot resolve method when of Column() spark java
> -------------------------------------------------
>
>                 Key: SPARK-34867
>                 URL: https://issues.apache.org/jira/browse/SPARK-34867
>             Project: Spark
>          Issue Type: Bug
>          Components: Java API
>    Affects Versions: 3.1.1
>            Reporter: unical1988
>            Priority: Major
>
> The error says cannot resolve method main (of Column()) and col in Spark 3.1.1



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