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https://issues.apache.org/jira/browse/SPARK-32115?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun updated SPARK-32115:
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    Target Version/s: 2.4.7, 3.0.1

> Incorrect results for SUBSTRING when overflow
> ---------------------------------------------
>
>                 Key: SPARK-32115
>                 URL: https://issues.apache.org/jira/browse/SPARK-32115
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 1.6.3, 2.0.2, 2.1.3, 2.2.3, 2.3.4, 2.4.6, 3.0.0
>            Reporter: Yuanjian Li
>            Priority: Blocker
>              Labels: correctness
>
> SQL query SELECT SUBSTRING("abc", -1207959552, -1207959552) incorrectly 
> returns "abc" against expected output of "".
>  This is a result of integer overflow in addition 
> [https://github.com/apache/spark/blob/8c44d744631516a5cdaf63406e69a9dd11e5b878/common/unsafe/src/main/java/org/apache/spark/unsafe/types/UTF8String.java#L345]



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