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https://issues.apache.org/jira/browse/CALCITE-6313?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17828528#comment-17828528
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Norman Jordan commented on CALCITE-6313:
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[~tanclary] Returning a numeric result (rather than double) can preserve more
precision. Does it make sense in Calcite to returning a numeric for PostgreSQL
when the inputs are numeric?
> Support PostgreSQL POW
> ----------------------
>
> Key: CALCITE-6313
> URL: https://issues.apache.org/jira/browse/CALCITE-6313
> Project: Calcite
> Issue Type: Sub-task
> Reporter: James Duong
> Priority: Minor
>
> * Our existing implementation always returns double.
> * PostgreSQL allows returning a numeric instead of a double when inputs are
> numeric. Not sure if this makes sense though.
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