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https://issues.apache.org/jira/browse/SPARK-29853?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ankit Raj Boudh resolved SPARK-29853.
-------------------------------------
Resolution: Won't Fix
> lpad returning empty instead of NULL for empty pad value
> --------------------------------------------------------
>
> Key: SPARK-29853
> URL: https://issues.apache.org/jira/browse/SPARK-29853
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: ABHISHEK KUMAR GUPTA
> Priority: Minor
> Fix For: 3.0.0
>
>
> Spark
> 0: jdbc:hive2://10.18.18.214:23040/default> SELECT lpad('hi', 5, '');
> +----------------+--+
> | lpad(hi, 5, ) |
> +----------------+--+
> | hi |
> +----------------+--+
> 1 row selected (0.186 seconds)
> Hive:
> INFO : Concurrency mode is disabled, not creating a lock manager
> +-------+
> | _c0 |
> +-------+
> | NULL |
> +-------+
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