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https://issues.apache.org/jira/browse/SPARK-40156?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17582452#comment-17582452
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Serge Rielau commented on SPARK-40156:
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It's new [~Zing]
https://github.com/apache/spark/commit/e5c1b822016600e77fabcdf145ecb3ba93c692b3
> url_decode() exposes a Java error
> ---------------------------------
>
> Key: SPARK-40156
> URL: https://issues.apache.org/jira/browse/SPARK-40156
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
> Affects Versions: 3.4.0
> Reporter: Serge Rielau
> Priority: Major
>
> Given a badly encode string Spark returns a Java error.
> It should the return an ERROR_CLASS
> spark-sql> SELECT url_decode('http%3A%2F%2spark.apache.org');
> 22/08/20 17:17:20 ERROR SparkSQLDriver: Failed in [SELECT
> url_decode('http%3A%2F%2spark.apache.org')]
> java.lang.IllegalArgumentException: URLDecoder: Illegal hex characters in
> escape (%) pattern - Error at index 1 in: "2s"
> at java.base/java.net.URLDecoder.decode(URLDecoder.java:232)
> at java.base/java.net.URLDecoder.decode(URLDecoder.java:142)
> at
> org.apache.spark.sql.catalyst.expressions.UrlCodec$.decode(urlExpressions.scala:113)
> at
> org.apache.spark.sql.catalyst.expressions.UrlCodec.decode(urlExpressions.scala)
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