Yes a stock client should work with a server modified for CDH assuming both 
client and server versions are within the bounds specified by the backwards 
compatibility policy (https://phoenix.apache.org/upgrading.html)

"Phoenix maintains backward compatibility across at least two minor releases to 
allow for no downtime through server-side rolling restarts upon upgrading."


> On Jun 9, 2016, at 8:09 PM, Koert Kuipers <ko...@tresata.com> wrote:
> 
> is phoenix client also affect by this? or does phoenix server isolate the 
> client? 
> 
> is it reasonable to expect a "stock" phoenix client to work against a custom 
> phoenix server for cdh 5.x? (with of course the phoenix client and server 
> having same phoenix version).
> 
> 
> 
>> On Thu, Jun 9, 2016 at 10:55 PM, Benjamin Kim <bbuil...@gmail.com> wrote:
>> Andrew,
>> 
>> Since we are still on CDH 5.5.2, can I just use your custom version? Phoenix 
>> is one of the reasons that we are blocked from upgrading to CDH 5.7.1. Thus, 
>> CDH 5.7.1 is only on our test cluster. One of our developers wants to try 
>> out the Phoenix Spark plugin. Did you try it out in yours too? Does it work 
>> if you did?
>> 
>> Thanks,
>> Ben
>> 
>> 
>>> On Jun 9, 2016, at 7:47 PM, Andrew Purtell <andrew.purt...@gmail.com> wrote:
>>> 
>>> >  is cloudera's hbase 1.2.0-cdh5.7.0 that different from apache HBase 
>>> > 1.2.0?
>>> 
>>> Yes
>>> 
>>> As is the Cloudera HBase in 5.6, 5.5, 5.4, ... quite different from Apache 
>>> HBase in coprocessor and RPC internal extension APIs. 
>>> 
>>> We have made some ports of Apache Phoenix releases to CDH here: 
>>> https://github.com/chiastic-security/phoenix-for-cloudera/tree/4.7-HBase-1.0-cdh5.5
>>>  
>>> 
>>> It's a personal project of mine, not something supported by the community. 
>>> Sounds like I should look at what to do with CDH 5.6 and 5.7. 
>>> 
>>>> On Jun 9, 2016, at 7:37 PM, Benjamin Kim <bbuil...@gmail.com> wrote:
>>>> 
>>>> This interests me too. I asked Cloudera in their community forums a while 
>>>> back but got no answer on this. I hope they don’t leave us out in the 
>>>> cold. I tried building it too before with the instructions here 
>>>> https://issues.apache.org/jira/browse/PHOENIX-2834. I could get it to 
>>>> build, but I couldn’t get it to work using the Phoenix installation 
>>>> instructions. For some reason, dropping the server jar into CDH 5.7.0 
>>>> HBase lib directory didn’t change things. HBase seemed not to use it. Now 
>>>> that this is out, I’ll give it another try hoping that there is a way. If 
>>>> anyone has any leads to help, please let me know.
>>>> 
>>>> Thanks,
>>>> Ben
>>>> 
>>>> 
>>>>> On Jun 9, 2016, at 6:39 PM, Josh Elser <josh.el...@gmail.com> wrote:
>>>>> 
>>>>> Koert,
>>>>> 
>>>>> Apache Phoenix goes through a lot of work to provide multiple versions of 
>>>>> Phoenix for various versions of Apache HBase (0.98, 1.1, and 1.2 
>>>>> presently). The builds for each of these branches are tested against 
>>>>> those specific versions of HBase, so I doubt that there are issues 
>>>>> between Apache Phoenix and the corresponding version of Apache HBase.
>>>>> 
>>>>> In general, I believe older versions of Phoenix clients can work against 
>>>>> newer versions of Phoenix running in HBase; but, of course, you'd be much 
>>>>> better off using equivalent versions on both client and server.
>>>>> 
>>>>> If you are having issues running Apache Phoenix over vendor-creations of 
>>>>> HBase, I would encourage you to reach out on said-vendor's support 
>>>>> channels.
>>>>> 
>>>>> - Josh
>>>>> 
>>>>> Koert Kuipers wrote:
>>>>>> hello all,
>>>>>> 
>>>>>> i decided i wanted to give phoenix a try on our cdh 5.7.0 cluster. so i
>>>>>> download phoenix, see that the master is already for hbase 1.2.0, change
>>>>>> the hbase version to 1.2.0-cdh5.7.0, and tell maven to run tests make
>>>>>> the package, expecting not much trouble.
>>>>>> 
>>>>>> but i was wrong... plenty of compilation errors, and some serious
>>>>>> incompatibilities (tetra?).
>>>>>> 
>>>>>> yikes. what happened? why is it so hard to compile for a distro's hbase?
>>>>>> i do this all the time for vendor-specific hadoop versions without
>>>>>> issues. is cloudera's hbase 1.2.0-cdh5.7.0 that different from apache
>>>>>> hbase 1.2.0?
>>>>>> 
>>>>>> assuming i get the phoenix-server working for hbase 1.2.0-cdh5.7.0, how
>>>>>> sensitive is the phoenix-client to the hbase version? can i at least
>>>>>> assume all the pain is in the phoenix-server and i can ship a generic
>>>>>> phoenix-client with my software that works on all clusters with the same
>>>>>> phoenix-server version installed?
>>>>>> 
>>>>>> thanks! best, koert
> 

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