what different between join and coGroup in flink

[hagersaleh]

what different between join and coGroup in flink

[Fabian Hueske-2]

CoGroup is more generic than Join. You can perform a Join with CoGroup but not do a CoGroup with a Join.
However, Join can be executed more efficiently than CoGroup.

2015-09-03 22:28 GMT+02:00 hagersaleh <[hidden email]>:

what different between join and coGroup in flink




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[hagersaleh]

Join can be executed more efficiently than CoGroup
this means Join faster than COGroup in executed

[Matthias J. Sax-2]

Yes.

On 09/06/2015 10:55 PM, hagersaleh wrote:

> Join can be executed more efficiently than CoGroup
> this means Join faster than COGroup in executed
>
>
>
>
> --
> View this message in context: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/what-different-between-join-and-coGroup-in-flink-tp2682p2714.html
> Sent from the Apache Flink User Mailing List archive. mailing list archive at Nabble.com.
>