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https://issues.apache.org/jira/browse/CALCITE-2770?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16734671#comment-16734671
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Julian Hyde commented on CALCITE-2770:
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What data types would these aggregate functions apply to?
> Add bitwise aggregate functions BIT_AND, BIT_OR
> -----------------------------------------------
>
> Key: CALCITE-2770
> URL: https://issues.apache.org/jira/browse/CALCITE-2770
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Reporter: Haisheng Yuan
> Assignee: Julian Hyde
> Priority: Major
>
> Almost all major database vendors provide bitwise aggregate functions such as
> BIT_AND, BIT_OR. It would be nice if Calcite has these as built-in aggregate
> functions.
>
> [1].
> [https://docs.aws.amazon.com/redshift/latest/dg/c_bitwise_aggregate_functions.html]
> [2]. [https://www.postgresql.org/docs/9.1/functions-aggregate.html]
>
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