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From Dain Sundstrom <d...@iq80.com>
Subject Re: [DISCUSS] ORC 2.0
Date Fri, 04 Aug 2017 22:00:07 GMT

> On Aug 4, 2017, at 2:51 PM, Owen O'Malley <owen.omalley@gmail.com> wrote:
> 
> On Fri, Aug 4, 2017 at 12:15 PM, Alan Gates <alanfgates@gmail.com> wrote:
> 
>> Let me make sure I have the backwards compatibility straight.  If a user
>> switches to ORC 2.0, he could choose to continue writing in older formats
>> so that his old tools could read it.  Then once all his tools are upgraded
>> he could throw a config switch and new data would be written in the new
>> format.  Once that switch was thrown, any pre-ORC 2.0 tools would be
>> unusable.  Before throwing that switch, he would get none of the benefits
>> of ORC 2.0.  Is this summary correct?
>> 
> 
> Yes, exactly.

I think the important part is not to change the APIs so tools can be updated by just upgrading
the dep.

-dain
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