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https://issues.apache.org/jira/browse/SPARK-36148?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-36148:
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Assignee: (was: Apache Spark)
> Missing validation of regexp_replace inputs
> -------------------------------------------
>
> Key: SPARK-36148
> URL: https://issues.apache.org/jira/browse/SPARK-36148
> Project: Spark
> Issue Type: Task
> Components: SQL
> Affects Versions: 3.3.0
> Reporter: Linhong Liu
> Priority: Major
>
> sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/regexpExpressions.scala
> overrides checkInputDataTypes, but it doesn't call
> super.checkInputDataTypes, so basic type checking is disabled.
>
> {code:java}
> scala> spark.sql("""select regexp_replace(collect_list(1), "1",
> "2")""").collect()
> 221/07/14 20:58:38 ERROR CodeGenerator: failed to compile:
> org.codehaus.commons.compiler.CompileException: File 'generated.java', Line
> 72, Column 1: Assignment conversion not possible from type
> "org.apache.spark.sql.catalyst.util.ArrayData" to type
> "org.apache.spark.unsafe.types.UTF8String"
> 3org.codehaus.commons.compiler.CompileException: File 'generated.java', Line
> 72, Column 1: Assignment conversion not possible from type
> "org.apache.spark.sql.catalyst.util.ArrayData" to type
> "org.apache.spark.unsafe.types.UTF8String"
> 4 at
> org.codehaus.janino.UnitCompiler.compileError(UnitCompiler.java:12021)
> {code}
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