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https://issues.apache.org/jira/browse/SPARK-39758?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-39758:
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Assignee: Apache Spark (was: Max Gekk)
> NPE on invalid patterns from the regexp functions
> -------------------------------------------------
>
> Key: SPARK-39758
> URL: https://issues.apache.org/jira/browse/SPARK-39758
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 3.3.0
> Reporter: Max Gekk
> Assignee: Apache Spark
> Priority: Major
>
> The example below reproduces the issue:
> {code:sql}
> spark-sql> SELECT regexp_extract('1a 2b 14m', '(?l)');
> 22/07/12 19:07:21 ERROR SparkSQLDriver: Failed in [SELECT regexp_extract('1a
> 2b 14m', '(?l)')]
> java.lang.NullPointerException: null
> at
> org.apache.spark.sql.catalyst.expressions.RegExpExtractBase.getLastMatcher(regexpExpressions.scala:768)
> ~[spark-catalyst_2.12-3.3.0.jar:3.3.0]
> {code}
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