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From Fabian Hueske <fhue...@gmail.com>
Subject Re: what different between join and coGroup in flink
Date Thu, 03 Sep 2015 21:01:07 GMT
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 <loveallah1987@yahoo.com>:

> what different between join and coGroup in flink
>
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