[jira] [Resolved] (SPARK-34814) LikeSimplification should handle NULL

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

     [ https://issues.apache.org/jira/browse/SPARK-34814?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hyukjin Kwon resolved SPARK-34814.
----------------------------------
    Fix Version/s: 3.1.2
                   3.2.0
       Resolution: Fixed

Issue resolved by pull request 31976
[https://github.com/apache/spark/pull/31976]

> LikeSimplification should handle NULL
> -------------------------------------
>
>                 Key: SPARK-34814
>                 URL: https://issues.apache.org/jira/browse/SPARK-34814
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 3.2.0
>            Reporter: Yuming Wang
>            Assignee: angerszhu
>            Priority: Major
>             Fix For: 3.2.0, 3.1.2
>
>
> It will throw NPE if add this test to {{RegexpExpressionsSuite}}:
> {code:scala}
> import org.apache.spark.sql.catalyst.optimizer.ConstantFolding
> import org.apache.spark.sql.internal.SQLConf
> withSQLConf(SQLConf.OPTIMIZER_EXCLUDED_RULES.key ->
>   ConstantFolding.getClass.getName.stripSuffix("$")) {
>   checkEvaluation(Literal.create("foo", StringType)
>     .likeAll("%foo%", Literal.create(null, StringType)), null)
> }
> {code}



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