[jira] [Commented] (SPARK-34072) Fix empty array failed in functions.lit()

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

    [ https://issues.apache.org/jira/browse/SPARK-34072?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17262651#comment-17262651 ] 

Apache Spark commented on SPARK-34072:
--------------------------------------

User 'ulysses-you' has created a pull request for this issue:
https://github.com/apache/spark/pull/31132

> Fix empty array failed in functions.lit()
> -----------------------------------------
>
>                 Key: SPARK-34072
>                 URL: https://issues.apache.org/jira/browse/SPARK-34072
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 3.2.0
>            Reporter: ulysses you
>            Priority: Major
>
> We will get exception if we execute code:
> {code:java}
> spark.range(1).select(lit(Array())){code}
> error msg:
> {code:java}
> Exception in thread "main" org.apache.spark.sql.AnalysisException: Unsupported component type class java.lang.Object in arrays;Exception in thread "main" org.apache.spark.sql.AnalysisException: Unsupported component type class java.lang.Object in arrays; at org.apache.spark.sql.catalyst.expressions.Literal$.componentTypeToDataType(literals.scala:129) at org.apache.spark.sql.catalyst.expressions.Literal$.apply(literals.scala:80) at org.apache.spark.sql.catalyst.expressions.Literal$.$anonfun$create$2(literals.scala:148) at scala.util.Failure.getOrElse(Try.scala:222) at org.apache.spark.sql.catalyst.expressions.Literal$.create(literals.scala:148) at org.apache.spark.sql.functions$.typedLit(functions.scala:132) at org.apache.spark.sql.functions$.lit(functions.scala:115)
> {code}



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