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https://issues.apache.org/jira/browse/SPARK-28461?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16889627#comment-16889627
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Dongjoon Hyun commented on SPARK-28461:
---------------------------------------
Hi, [~yumwang]. Please link the issue to `Issue Links` instead of embedding in
the JIRA description.
> Pad Decimal numbers with trailing zeros to the scale of the column
> ------------------------------------------------------------------
>
> Key: SPARK-28461
> URL: https://issues.apache.org/jira/browse/SPARK-28461
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Yuming Wang
> Priority: Major
>
> PostgreSQL:
> {code:sql}
> postgres=# select cast(1 as decimal(38, 18));
> numeric
> ----------------------
> 1.000000000000000000
> (1 row)
> {code}
> Spark SQL:
> {code:sql}
> spark-sql> select cast(1 as decimal(38, 18));
> 1
> spark-sql>
> {code}
> Hive fix this issue by HIVE-12063.
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