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From "Flink Jira Bot (Jira)" <j...@apache.org>
Subject [jira] [Closed] (FLINK-2148) Approximately calculate the number of distinct elements of a stream
Date Sun, 30 May 2021 23:14:01 GMT

     [ https://issues.apache.org/jira/browse/FLINK-2148?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Flink Jira Bot closed FLINK-2148.
---------------------------------
    Resolution: Auto Closed

This issue was labeled "stale-minor" 7 ago and has not received any updates so I have gone
ahead and closed it.  If you are still affected by this or would like to raise the priority
of this ticket please re-open, removing the label "auto-closed" and raise the ticket priority
accordingly.


> Approximately calculate the number of distinct elements of a stream
> -------------------------------------------------------------------
>
>                 Key: FLINK-2148
>                 URL: https://issues.apache.org/jira/browse/FLINK-2148
>             Project: Flink
>          Issue Type: New Feature
>          Components: API / DataStream
>            Reporter: Gábor Gévay
>            Priority: Minor
>              Labels: approximate, auto-closed, auto-unassigned, statistics
>
> In the paper
> http://people.seas.harvard.edu/~minilek/papers/f0.pdf
> Kane et al. describes an optimal algorithm for estimating the number of distinct elements
in a data stream.



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