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https://issues.apache.org/jira/browse/SPARK-28028?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Takeshi Yamamuro updated SPARK-28028:
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Parent Issue: SPARK-30375 (was: SPARK-27764)
> Cast numeric to integral type need round
> ----------------------------------------
>
> Key: SPARK-28028
> URL: https://issues.apache.org/jira/browse/SPARK-28028
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Yuming Wang
> Priority: Major
>
> For example
> Case 1:
> {code:sql}
> select cast(-1.5 as smallint);
> {code}
> Spark SQL returns {{-1}}, but PostgreSQL returns {{-2}}.
>
> Case 2:
> {code:sql}
> SELECT smallint(float('32767.6'))
> {code}
> Spark SQL returns {{32767}}, but PostgreSQL throws {{ERROR: smallint out of
> range}}.
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