+1, plus comments:

> What I propose is to retain o.a.h.h.client and o.a.h.h.mapreduce in the next 
> release, and mark everything in them as deprecated with links to o.a.h stuff 
> (we may also need to retain o.a.h.h.util since that is used client-side as 
> well?).  We'd also copy both those packages into o.a.h.client/mapreduce where 
> we'd be able to make non-backwards compatible API changes.  For example, 
> changing HColumnDescriptor to something else (I propose HFamilyDescriptor but 
> we can deal with this separately).

o.a.h.h.mapred needs to follow too, until it's removed from hadoop.

>
> One concern is there will be two versions of the same classes in different 
> packages, but not sure of another way around it.  Changing all the class 
> names would be overkill I think.

We already have that with mapred and mapreduce. Project still thriving :)

>
> Everything that was already marked as deprecated in 0.20 should be removed (I 
> think this has been done on trunk already).  There are still some remaining 
> references to "column" instead of "family" and also to family:qualifier 
> notation.  I suspect there may always be some limited use cases for that 
> notation (like weird thing we do to pass in list of columns to MR) but we 
> should get it out wherever we can.  Now that we can pass Scan to MR maybe we 
> can drop it there too.

Yep that's already cleared out.

J-D

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