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From James Taylor <>
Subject Re: How can I "use" a hbase co-processor from a User Defined Function?
Date Tue, 18 Apr 2017 18:22:36 GMT
Shorter answer is "no". Your UDF may be executed on the client side as well
(depending on the query) and there is of course no HRegion available from
the client.

On Tue, Apr 18, 2017 at 11:10 AM Sergey Soldatov <>

> Well, theoretically there is a way of having a coprocessor that will keep
> static public map of current rowkey processed by Phoenix and the correlated
> HRegion instance and get this HRegion using the key that is processed by
> evaluate function. But it's a completely wrong approach for both HBase and
> Phoenix. And it's not clear for me why SQL query may need access to the
> region internals.
> Thanks,
> Sergey
> On Mon, Apr 17, 2017 at 10:04 PM, Cheyenne Forbes <
>> wrote:
>> so there is no way of getting HRegion in a UDF?

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